Coverage Report

Created: 2024-11-20 21:49

/root/doris/be/src/common/config.h
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// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements.  See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership.  The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License.  You may obtain a copy of the License at
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//
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//   http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied.  See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#pragma once
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#include <cstdint>
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#include <functional>
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#include <map>
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#include <mutex>
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#include <string>
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#include <utility>
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#include <vector>
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#define DECLARE_FIELD(FIELD_TYPE, FIELD_NAME) extern FIELD_TYPE FIELD_NAME
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#define DECLARE_Bool(name) DECLARE_FIELD(bool, name)
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#define DECLARE_Int16(name) DECLARE_FIELD(int16_t, name)
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#define DECLARE_Int32(name) DECLARE_FIELD(int32_t, name)
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#define DECLARE_Int64(name) DECLARE_FIELD(int64_t, name)
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#define DECLARE_Double(name) DECLARE_FIELD(double, name)
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#define DECLARE_String(name) DECLARE_FIELD(std::string, name)
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#define DECLARE_Bools(name) DECLARE_FIELD(std::vector<bool>, name)
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#define DECLARE_Int16s(name) DECLARE_FIELD(std::vector<int16_t>, name)
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#define DECLARE_Int32s(name) DECLARE_FIELD(std::vector<int32_t>, name)
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#define DECLARE_Int64s(name) DECLARE_FIELD(std::vector<int64_t>, name)
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#define DECLARE_Doubles(name) DECLARE_FIELD(std::vector<double>, name)
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#define DECLARE_Strings(name) DECLARE_FIELD(std::vector<std::string>, name)
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#define DECLARE_mBool(name) DECLARE_FIELD(bool, name)
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#define DECLARE_mInt16(name) DECLARE_FIELD(int16_t, name)
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#define DECLARE_mInt32(name) DECLARE_FIELD(int32_t, name)
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#define DECLARE_mInt64(name) DECLARE_FIELD(int64_t, name)
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#define DECLARE_mDouble(name) DECLARE_FIELD(double, name)
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#define DECLARE_mString(name) DECLARE_FIELD(std::string, name)
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#define DEFINE_FIELD(FIELD_TYPE, FIELD_NAME, FIELD_DEFAULT, VALMUTABLE)                      \
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    FIELD_TYPE FIELD_NAME;                                                                   \
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    static Register reg_##FIELD_NAME(#FIELD_TYPE, #FIELD_NAME, &(FIELD_NAME), FIELD_DEFAULT, \
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                                     VALMUTABLE);
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#define DEFINE_VALIDATOR(FIELD_NAME, VALIDATOR)              \
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    static auto validator_##FIELD_NAME = VALIDATOR;          \
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    static RegisterConfValidator reg_validator_##FIELD_NAME( \
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            #FIELD_NAME, []() -> bool { return validator_##FIELD_NAME(FIELD_NAME); });
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1
#define DEFINE_Int16(name, defaultstr) DEFINE_FIELD(int16_t, name, defaultstr, false)
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#define DEFINE_Bools(name, defaultstr) DEFINE_FIELD(std::vector<bool>, name, defaultstr, false)
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#define DEFINE_Doubles(name, defaultstr) DEFINE_FIELD(std::vector<double>, name, defaultstr, false)
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#define DEFINE_Int16s(name, defaultstr) DEFINE_FIELD(std::vector<int16_t>, name, defaultstr, false)
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#define DEFINE_Int32s(name, defaultstr) DEFINE_FIELD(std::vector<int32_t>, name, defaultstr, false)
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#define DEFINE_Int64s(name, defaultstr) DEFINE_FIELD(std::vector<int64_t>, name, defaultstr, false)
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#define DEFINE_Bool(name, defaultstr) DEFINE_FIELD(bool, name, defaultstr, false)
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#define DEFINE_Double(name, defaultstr) DEFINE_FIELD(double, name, defaultstr, false)
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#define DEFINE_Int32(name, defaultstr) DEFINE_FIELD(int32_t, name, defaultstr, false)
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#define DEFINE_Int64(name, defaultstr) DEFINE_FIELD(int64_t, name, defaultstr, false)
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#define DEFINE_String(name, defaultstr) DEFINE_FIELD(std::string, name, defaultstr, false)
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#define DEFINE_Strings(name, defaultstr) \
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    DEFINE_FIELD(std::vector<std::string>, name, defaultstr, false)
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#define DEFINE_mBool(name, defaultstr) DEFINE_FIELD(bool, name, defaultstr, true)
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#define DEFINE_mInt16(name, defaultstr) DEFINE_FIELD(int16_t, name, defaultstr, true)
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#define DEFINE_mInt32(name, defaultstr) DEFINE_FIELD(int32_t, name, defaultstr, true)
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#define DEFINE_mInt64(name, defaultstr) DEFINE_FIELD(int64_t, name, defaultstr, true)
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#define DEFINE_mDouble(name, defaultstr) DEFINE_FIELD(double, name, defaultstr, true)
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#define DEFINE_mString(name, defaultstr) DEFINE_FIELD(std::string, name, defaultstr, true)
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#define DEFINE_Validator(name, validator) DEFINE_VALIDATOR(name, validator)
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namespace doris {
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class Status;
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// If you want to modify the value of config, please go to common/config.cpp to modify.
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namespace config {
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// Dir of custom config file
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DECLARE_String(custom_config_dir);
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// Dir of jdbc drivers
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DECLARE_String(jdbc_drivers_dir);
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// cluster id
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DECLARE_Int32(cluster_id);
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// port on which BackendService is exported
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DECLARE_Int32(be_port);
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// port for brpc
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DECLARE_Int32(brpc_port);
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// port for arrow flight sql
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// Default -1, do not start arrow flight sql server.
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DECLARE_Int32(arrow_flight_sql_port);
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// If the external client cannot directly access priority_networks, set public_host to be accessible
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// to external client.
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// There are usually two usage scenarios:
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// 1. in production environment, it is often inconvenient to expose Doris BE nodes to the external network.
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// However, a reverse proxy (such as Nginx) can be added to all Doris BE nodes, and the external client will be
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// randomly routed to a Doris BE node when connecting to Nginx. set public_host to the host of Nginx.
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// 2. if priority_networks is an internal network IP, and BE node has its own independent external IP,
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// but Doris currently does not support modifying priority_networks, setting public_host to the real external IP.
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DECLARE_mString(public_host);
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// If the BE node is connected to the external network through a reverse proxy like Nginx
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// and need to use Arrow Flight SQL, should add a server in Nginx to reverse proxy
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// `Nginx:arrow_flight_sql_proxy_port` to `BE_priority_networks:arrow_flight_sql_port`. For example:
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// upstream arrowflight {
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//    server 10.16.10.8:8069;
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//    server 10.16.10.8:8068;
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//}
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// server {
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//    listen 8167 http2;
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//    listen [::]:8167 http2;
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//    server_name doris.arrowflight.com;
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// }
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DECLARE_Int32(arrow_flight_sql_proxy_port);
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// the number of bthreads for brpc, the default value is set to -1,
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// which means the number of bthreads is #cpu-cores
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DECLARE_Int32(brpc_num_threads);
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DECLARE_Int32(brpc_idle_timeout_sec);
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// Declare a selection strategy for those servers have many ips.
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// Note that there should at most one ip match this list.
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// This is a list in semicolon-delimited format, in CIDR notation, e.g. 10.10.10.0/24
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// If no ip match this rule, will choose one randomly.
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DECLARE_String(priority_networks);
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// performance moderate or compact, only tcmalloc compile
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DECLARE_String(memory_mode);
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// if true, process memory limit and memory usage based on cgroup memory info.
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DECLARE_mBool(enable_use_cgroup_memory_info);
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// process memory limit specified as number of bytes
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// ('<int>[bB]?'), megabytes ('<float>[mM]'), gigabytes ('<float>[gG]'),
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// or percentage of the physical memory ('<int>%').
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// defaults to bytes if no unit is given"
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// must larger than 0. and if larger than physical memory size,
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// it will be set to physical memory size.
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DECLARE_String(mem_limit);
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// Soft memory limit as a fraction of hard memory limit.
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DECLARE_Double(soft_mem_limit_frac);
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// Cache capacity reduce mem limit as a fraction of soft mem limit.
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DECLARE_mDouble(cache_capacity_reduce_mem_limit_frac);
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// Schema change memory limit as a fraction of soft memory limit.
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DECLARE_Double(schema_change_mem_limit_frac);
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// Many modern allocators (for example) do not do a mremap for
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// realloc, even in case of large enough chunks of memory. Although this allows
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// you to increase performance and reduce memory consumption during realloc.
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// To fix this, we do mremap manually if the chunk of memory is large enough.
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//
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// The threshold (128 MB, 128 * (1ULL << 20)) is chosen quite large, since changing the address
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// space is very slow, especially in the case of a large number of threads. We
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// expect that the set of operations mmap/something to do/mremap can only be
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// performed about 1000 times per second.
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//
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// P.S. This is also required, because tcmalloc can not allocate a chunk of
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// memory greater than 16 GB.
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DECLARE_mInt64(mmap_threshold); // bytes
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// When hash table capacity is greater than 2^double_grow_degree(default 2G), grow when 75% of the capacity is satisfied.
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// Increase can reduce the number of hash table resize, but may waste more memory.
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DECLARE_mInt32(hash_table_double_grow_degree);
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// The max fill rate for hash table
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DECLARE_mInt32(max_fill_rate);
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DECLARE_mInt32(double_resize_threshold);
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// The maximum low water mark of the system `/proc/meminfo/MemAvailable`, Unit byte, default -1.
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// if it is -1, then low water mark = min(MemTotal - MemLimit, MemTotal * 5%), which is 3.2G on a 64G machine.
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// Turn up max. more memory buffers will be reserved for Memory GC.
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// Turn down max. will use as much memory as possible.
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// note that: `max_` prefix should be removed, but keep it for compatibility.
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DECLARE_Int64(max_sys_mem_available_low_water_mark_bytes);
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// reserve a small amount of memory so we do not trigger MinorGC
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DECLARE_Int64(memtable_limiter_reserved_memory_bytes);
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// The size of the memory that gc wants to release each time, as a percentage of the mem limit.
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DECLARE_mString(process_minor_gc_size);
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DECLARE_mString(process_full_gc_size);
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// If true, when the process does not exceed the soft mem limit, the query memory will not be limited;
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// when the process memory exceeds the soft mem limit, the query with the largest ratio between the currently
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// used memory and the exec_mem_limit will be canceled.
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// If false, cancel query when the memory used exceeds exec_mem_limit, same as before.
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DECLARE_mBool(enable_query_memory_overcommit);
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// gc will release cache, cancel task, and task will wait for gc to release memory,
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// default gc strategy is conservative, if you want to exclude the interference of gc, let it be true
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DECLARE_mBool(disable_memory_gc);
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// if false, turn off all stacktrace
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DECLARE_mBool(enable_stacktrace);
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// when alloc memory larger than stacktrace_in_alloc_large_memory_bytes, default 2G,
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// if alloc successful, will print a warning with stacktrace, but not prevent memory alloc.
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// if alloc failed using Doris Allocator, will print stacktrace in error log.
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// if is -1, disable print stacktrace when alloc large memory.
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DECLARE_mInt64(stacktrace_in_alloc_large_memory_bytes);
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// when alloc memory larger than crash_in_alloc_large_memory_bytes will crash, default -1 means disabled.
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// if you need a core dump to analyze large memory allocation,
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// modify this parameter to crash when large memory allocation occur will help
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DECLARE_mInt64(crash_in_alloc_large_memory_bytes);
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// The actual meaning of this parameter is `debug_memory`.
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// 1. crash in memory tracker inaccurate, if memory tracker value is inaccurate, BE will crash.
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//    usually used in test environments, default value is false.
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// 2. print more memory logs.
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DECLARE_mBool(crash_in_memory_tracker_inaccurate);
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// default is true. if any memory tracking in Orphan mem tracker will report error.
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// !! not modify the default value of this conf!! otherwise memory errors cannot be detected in time.
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// allocator free memory not need to check, because when the thread memory tracker label is Orphan,
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// use the tracker saved in Allocator.
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DECLARE_mBool(enable_memory_orphan_check);
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// The maximum time a thread waits for a full GC. Currently only query will wait for full gc.
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DECLARE_mInt32(thread_wait_gc_max_milliseconds);
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// reach mem limit, don't serialize in batch
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DECLARE_mInt64(pre_serialize_keys_limit_bytes);
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// the port heartbeat service used
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DECLARE_Int32(heartbeat_service_port);
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// the count of heart beat service
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DECLARE_Int32(heartbeat_service_thread_count);
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// the count of thread to create table
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DECLARE_Int32(create_tablet_worker_count);
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// the count of thread to drop table
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DECLARE_Int32(drop_tablet_worker_count);
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// the count of thread to batch load
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DECLARE_Int32(push_worker_count_normal_priority);
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// the count of thread to high priority batch load
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DECLARE_Int32(push_worker_count_high_priority);
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// the count of thread to publish version
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DECLARE_Int32(publish_version_worker_count);
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// the count of tablet thread to publish version
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DECLARE_Int32(tablet_publish_txn_max_thread);
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// the timeout of EnginPublishVersionTask
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DECLARE_Int32(publish_version_task_timeout_s);
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// the count of thread to calc delete bitmap
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DECLARE_Int32(calc_delete_bitmap_max_thread);
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// the count of thread to calc delete bitmap worker, only used for cloud
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DECLARE_Int32(calc_delete_bitmap_worker_count);
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// the count of thread to calc tablet delete bitmap task, only used for cloud
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DECLARE_Int32(calc_tablet_delete_bitmap_task_max_thread);
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// the count of thread to clear transaction task
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DECLARE_Int32(clear_transaction_task_worker_count);
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// the count of thread to delete
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DECLARE_Int32(delete_worker_count);
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// the count of thread to alter table
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DECLARE_Int32(alter_tablet_worker_count);
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// the count of thread to alter index
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DECLARE_Int32(alter_index_worker_count);
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// the count of thread to clone
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DECLARE_Int32(clone_worker_count);
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// the count of thread to clone
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DECLARE_Int32(storage_medium_migrate_count);
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// the count of thread to check consistency
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DECLARE_Int32(check_consistency_worker_count);
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// the count of thread to upload
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DECLARE_Int32(upload_worker_count);
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// the count of thread to download
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DECLARE_Int32(download_worker_count);
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// the count of thread to make snapshot
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DECLARE_Int32(make_snapshot_worker_count);
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// the count of thread to release snapshot
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DECLARE_Int32(release_snapshot_worker_count);
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// report random wait a little time to avoid FE receiving multiple be reports at the same time.
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// do not set it to false for production environment
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DECLARE_mBool(report_random_wait);
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// the interval time(seconds) for agent report tasks signature to FE
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DECLARE_mInt32(report_task_interval_seconds);
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// the interval time(seconds) for agent report disk state to FE
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DECLARE_mInt32(report_disk_state_interval_seconds);
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// the interval time(seconds) for agent report olap table to FE
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DECLARE_mInt32(report_tablet_interval_seconds);
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// the max download speed(KB/s)
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DECLARE_mInt32(max_download_speed_kbps);
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// download low speed limit(KB/s)
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DECLARE_mInt32(download_low_speed_limit_kbps);
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// download low speed time(seconds)
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DECLARE_mInt32(download_low_speed_time);
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// deprecated, use env var LOG_DIR in be.conf
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DECLARE_String(sys_log_dir);
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// for udf
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DECLARE_String(user_function_dir);
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// INFO, WARNING, ERROR, FATAL
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DECLARE_String(sys_log_level);
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// TIME-DAY, TIME-HOUR, SIZE-MB-nnn
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DECLARE_String(sys_log_roll_mode);
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// log roll num
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DECLARE_Int32(sys_log_roll_num);
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// verbose log
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DECLARE_Strings(sys_log_verbose_modules);
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// verbose log level
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DECLARE_Int32(sys_log_verbose_level);
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// verbose log FLAGS_v
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DECLARE_Int32(sys_log_verbose_flags_v);
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// log buffer level
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DECLARE_String(log_buffer_level);
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// log enable custom date time format
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DECLARE_Bool(sys_log_enable_custom_date_time_format);
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// log custom date time format (https://en.cppreference.com/w/cpp/io/manip/put_time)
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DECLARE_String(sys_log_custom_date_time_format);
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// log custom date time milliseconds format (fmt::format)
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DECLARE_String(sys_log_custom_date_time_ms_format);
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// number of threads available to serve backend execution requests
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DECLARE_Int32(be_service_threads);
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// interval between profile reports; in seconds
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DECLARE_mInt32(pipeline_status_report_interval);
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// number of scanner thread pool size for olap table
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// and the min thread num of remote scanner thread pool
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DECLARE_mInt32(doris_scanner_thread_pool_thread_num);
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DECLARE_mInt32(doris_scanner_min_thread_pool_thread_num);
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// number of batch size to fetch the remote split source
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DECLARE_mInt32(remote_split_source_batch_size);
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// max number of remote scanner thread pool size
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// if equal to -1, value is std::max(512, CpuInfo::num_cores() * 10)
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DECLARE_Int32(doris_max_remote_scanner_thread_pool_thread_num);
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// number of olap scanner thread pool queue size
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DECLARE_Int32(doris_scanner_thread_pool_queue_size);
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// default thrift client connect timeout(in seconds)
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DECLARE_mInt32(thrift_connect_timeout_seconds);
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DECLARE_mInt32(fetch_rpc_timeout_seconds);
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// default thrift client retry interval (in milliseconds)
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DECLARE_mInt64(thrift_client_retry_interval_ms);
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// max message size of thrift request
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// default: 100 * 1024 * 1024
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DECLARE_mInt64(thrift_max_message_size);
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// max bytes number for single scan range, used in segmentv2
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DECLARE_mInt32(doris_scan_range_max_mb);
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// single read execute fragment row number
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DECLARE_mInt32(doris_scanner_row_num);
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// single read execute fragment row bytes
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DECLARE_mInt32(doris_scanner_row_bytes);
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// single read execute fragment max run time millseconds
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DECLARE_mInt32(doris_scanner_max_run_time_ms);
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// (Advanced) Maximum size of per-query receive-side buffer
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DECLARE_mInt32(exchg_node_buffer_size_bytes);
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DECLARE_mInt32(exchg_buffer_queue_capacity_factor);
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// memory_limitation_per_thread_for_schema_change_bytes unit bytes
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DECLARE_mInt64(memory_limitation_per_thread_for_schema_change_bytes);
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// all cache prune interval, used by GC and periodic thread.
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DECLARE_mInt32(cache_prune_interval_sec);
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DECLARE_mInt32(cache_periodic_prune_stale_sweep_sec);
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// the clean interval of tablet lookup cache
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DECLARE_mInt32(tablet_lookup_cache_stale_sweep_time_sec);
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DECLARE_mInt32(point_query_row_cache_stale_sweep_time_sec);
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DECLARE_mInt32(disk_stat_monitor_interval);
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DECLARE_mInt32(unused_rowset_monitor_interval);
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DECLARE_mInt32(quering_rowsets_evict_interval);
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DECLARE_String(storage_root_path);
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DECLARE_mString(broken_storage_path);
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// Config is used to check incompatible old format hdr_ format
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// whether doris uses strict way. When config is true, process will log fatal
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// and exit. When config is false, process will only log warning.
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DECLARE_Bool(storage_strict_check_incompatible_old_format);
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// BE process will exit if the percentage of error disk reach this value.
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DECLARE_mInt32(max_percentage_of_error_disk);
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DECLARE_mInt32(default_num_rows_per_column_file_block);
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// pending data policy
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DECLARE_mInt32(pending_data_expire_time_sec);
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// inc_rowset snapshot rs sweep time interval
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DECLARE_mInt32(tablet_rowset_stale_sweep_time_sec);
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// tablet stale rowset sweep by threshold size
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DECLARE_Bool(tablet_rowset_stale_sweep_by_size);
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DECLARE_mInt32(tablet_rowset_stale_sweep_threshold_size);
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// garbage sweep policy
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DECLARE_Int32(max_garbage_sweep_interval);
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DECLARE_Int32(min_garbage_sweep_interval);
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// garbage sweep every batch will sleep 1ms
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DECLARE_mInt32(garbage_sweep_batch_size);
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DECLARE_mInt32(snapshot_expire_time_sec);
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// It is only a recommended value. When the disk space is insufficient,
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// the file storage period under trash dose not have to comply with this parameter.
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DECLARE_mInt32(trash_file_expire_time_sec);
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// minimum file descriptor number
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// modify them upon necessity
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DECLARE_Int32(min_file_descriptor_number);
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DECLARE_mBool(disable_segment_cache);
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DECLARE_String(row_cache_mem_limit);
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// Cache for storage page size
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DECLARE_String(storage_page_cache_limit);
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// Shard size for page cache, the value must be power of two.
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// It's recommended to set it to a value close to the number of BE cores in order to reduce lock contentions.
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DECLARE_Int32(storage_page_cache_shard_size);
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// Percentage for index page cache
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// all storage page cache will be divided into data_page_cache and index_page_cache
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DECLARE_Int32(index_page_cache_percentage);
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// whether to disable page cache feature in storage
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// TODO delete it. Divided into Data page, Index page, pk index page
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DECLARE_Bool(disable_storage_page_cache);
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// whether to disable row cache feature in storage
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DECLARE_mBool(disable_storage_row_cache);
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// whether to disable pk page cache feature in storage
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DECLARE_Bool(disable_pk_storage_page_cache);
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// Cache for mow primary key storage page size, it's seperated from
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// storage_page_cache_limit
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DECLARE_String(pk_storage_page_cache_limit);
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// data page size for primary key index
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DECLARE_Int32(primary_key_data_page_size);
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// inc_rowset snapshot rs sweep time interval
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DECLARE_mInt32(data_page_cache_stale_sweep_time_sec);
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DECLARE_mInt32(index_page_cache_stale_sweep_time_sec);
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// great impact on the performance of MOW, so it can be longer.
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DECLARE_mInt32(pk_index_page_cache_stale_sweep_time_sec);
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DECLARE_Bool(enable_low_cardinality_optimize);
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DECLARE_Bool(enable_low_cardinality_cache_code);
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// be policy
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// whether check compaction checksum
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DECLARE_mBool(enable_compaction_checksum);
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// whether disable automatic compaction task
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DECLARE_mBool(disable_auto_compaction);
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// whether enable vertical compaction
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DECLARE_mBool(enable_vertical_compaction);
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// whether enable ordered data compaction
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DECLARE_mBool(enable_ordered_data_compaction);
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// In vertical compaction, column number for every group
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DECLARE_mInt32(vertical_compaction_num_columns_per_group);
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// In vertical compaction, max memory usage for row_source_buffer
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DECLARE_Int32(vertical_compaction_max_row_source_memory_mb);
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// In vertical compaction, max dest segment file size
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DECLARE_mInt64(vertical_compaction_max_segment_size);
454
455
// If enabled, segments will be flushed column by column
456
DECLARE_mBool(enable_vertical_segment_writer);
457
458
// In ordered data compaction, min segment size for input rowset
459
DECLARE_mInt32(ordered_data_compaction_min_segment_size);
460
461
// This config can be set to limit thread number in compaction thread pool.
462
DECLARE_mInt32(max_base_compaction_threads);
463
DECLARE_mInt32(max_cumu_compaction_threads);
464
DECLARE_mInt32(max_single_replica_compaction_threads);
465
466
DECLARE_Bool(enable_base_compaction_idle_sched);
467
DECLARE_mInt64(base_compaction_min_rowset_num);
468
DECLARE_mInt64(base_compaction_max_compaction_score);
469
DECLARE_mDouble(base_compaction_min_data_ratio);
470
DECLARE_mInt64(base_compaction_dup_key_max_file_size_mbytes);
471
472
DECLARE_Bool(enable_skip_tablet_compaction);
473
// output rowset of cumulative compaction total disk size exceed this config size,
474
// this rowset will be given to base compaction, unit is m byte.
475
DECLARE_mInt64(compaction_promotion_size_mbytes);
476
477
// output rowset of cumulative compaction total disk size exceed this config ratio of
478
// base rowset's total disk size, this rowset will be given to base compaction. The value must be between
479
// 0 and 1.
480
DECLARE_mDouble(compaction_promotion_ratio);
481
482
// the smallest size of rowset promotion. When the rowset is less than this config, this
483
// rowset will be not given to base compaction. The unit is m byte.
484
DECLARE_mInt64(compaction_promotion_min_size_mbytes);
485
486
// When output rowset of cumulative compaction total version count (end_version - start_version)
487
// exceed this config count, the rowset will be moved to base compaction
488
// NOTE: this config will work for unique key merge-on-write table only, to reduce version count
489
// related cost on delete bitmap more effectively.
490
DECLARE_mInt64(compaction_promotion_version_count);
491
492
// The lower bound size to do cumulative compaction. When total disk size of candidate rowsets is less than
493
// this size, size_based policy may not do to cumulative compaction. The unit is m byte.
494
DECLARE_mInt64(compaction_min_size_mbytes);
495
496
// cumulative compaction policy: min and max delta file's number
497
DECLARE_mInt64(cumulative_compaction_min_deltas);
498
DECLARE_mInt64(cumulative_compaction_max_deltas);
499
DECLARE_mInt32(cumulative_compaction_max_deltas_factor);
500
501
// This config can be set to limit thread number in  multiget thread pool.
502
DECLARE_mInt32(multi_get_max_threads);
503
504
// The upper limit of "permits" held by all compaction tasks. This config can be set to limit memory consumption for compaction.
505
DECLARE_mInt64(total_permits_for_compaction_score);
506
507
// sleep interval in ms after generated compaction tasks
508
DECLARE_mInt32(generate_compaction_tasks_interval_ms);
509
// sleep interval in second after update replica infos
510
DECLARE_mInt32(update_replica_infos_interval_seconds);
511
512
// Compaction task number per disk.
513
// Must be greater than 2, because Base compaction and Cumulative compaction have at least one thread each.
514
DECLARE_mInt32(compaction_task_num_per_disk);
515
// compaction thread num for fast disk(typically .SSD), must be greater than 2.
516
DECLARE_mInt32(compaction_task_num_per_fast_disk);
517
518
// How many rounds of cumulative compaction for each round of base compaction when compaction tasks generation.
519
DECLARE_mInt32(cumulative_compaction_rounds_for_each_base_compaction_round);
520
521
// Not compact the invisible versions, but with some limitations:
522
// if not timeout, keep no more than compaction_keep_invisible_version_max_count versions;
523
// if timeout, keep no more than compaction_keep_invisible_version_min_count versions.
524
DECLARE_mInt32(compaction_keep_invisible_version_timeout_sec);
525
DECLARE_mInt32(compaction_keep_invisible_version_min_count);
526
DECLARE_mInt32(compaction_keep_invisible_version_max_count);
527
528
// Threshold to logging compaction trace, in seconds.
529
DECLARE_mInt32(base_compaction_trace_threshold);
530
DECLARE_mInt32(cumulative_compaction_trace_threshold);
531
DECLARE_mBool(disable_compaction_trace_log);
532
533
// Interval to picking rowset to compact, in seconds
534
DECLARE_mInt64(pick_rowset_to_compact_interval_sec);
535
536
// Compaction priority schedule
537
DECLARE_mBool(enable_compaction_priority_scheduling);
538
DECLARE_mInt32(low_priority_compaction_task_num_per_disk);
539
DECLARE_mInt32(low_priority_compaction_score_threshold);
540
541
// Thread count to do tablet meta checkpoint, -1 means use the data directories count.
542
DECLARE_Int32(max_meta_checkpoint_threads);
543
544
// Threshold to logging agent task trace, in seconds.
545
DECLARE_mInt32(agent_task_trace_threshold_sec);
546
547
// This config can be set to limit thread number in tablet migration thread pool.
548
DECLARE_Int32(min_tablet_migration_threads);
549
DECLARE_Int32(max_tablet_migration_threads);
550
551
DECLARE_mInt32(finished_migration_tasks_size);
552
// If size less than this, the remaining rowsets will be force to complete
553
DECLARE_mInt32(migration_remaining_size_threshold_mb);
554
// If the task runs longer than this time, the task will be terminated, in seconds.
555
// timeout = std::max(migration_task_timeout_secs,  tablet size / 1MB/s)
556
DECLARE_mInt32(migration_task_timeout_secs);
557
// timeout for try_lock migration lock
558
DECLARE_Int64(migration_lock_timeout_ms);
559
560
// Port to start debug webserver on
561
DECLARE_Int32(webserver_port);
562
// Https enable flag
563
DECLARE_Bool(enable_https);
564
// Path of certificate
565
DECLARE_String(ssl_certificate_path);
566
// Path of private key
567
DECLARE_String(ssl_private_key_path);
568
// Whether to check authorization
569
DECLARE_Bool(enable_all_http_auth);
570
// Number of webserver workers
571
DECLARE_Int32(webserver_num_workers);
572
573
DECLARE_Bool(enable_single_replica_load);
574
// Number of download workers for single replica load
575
DECLARE_Int32(single_replica_load_download_num_workers);
576
577
// Used for mini Load. mini load data file will be removed after this time.
578
DECLARE_Int64(load_data_reserve_hours);
579
// log error log will be removed after this time
580
DECLARE_mInt64(load_error_log_reserve_hours);
581
// error log size limit, default 200MB
582
DECLARE_mInt64(load_error_log_limit_bytes);
583
584
// be brpc interface is classified into two categories: light and heavy
585
// each category has diffrent thread number
586
// threads to handle heavy api interface, such as transmit_data/transmit_block etc
587
DECLARE_Int32(brpc_heavy_work_pool_threads);
588
// threads to handle light api interface, such as exec_plan_fragment_prepare/exec_plan_fragment_start
589
DECLARE_Int32(brpc_light_work_pool_threads);
590
DECLARE_Int32(brpc_heavy_work_pool_max_queue_size);
591
DECLARE_Int32(brpc_light_work_pool_max_queue_size);
592
DECLARE_mBool(enable_bthread_transmit_block);
593
DECLARE_Int32(brpc_arrow_flight_work_pool_threads);
594
DECLARE_Int32(brpc_arrow_flight_work_pool_max_queue_size);
595
596
// The maximum amount of data that can be processed by a stream load
597
DECLARE_mInt64(streaming_load_max_mb);
598
// Some data formats, such as JSON, cannot be streamed.
599
// Therefore, it is necessary to limit the maximum number of
600
// such data when using stream load to prevent excessive memory consumption.
601
DECLARE_mInt64(streaming_load_json_max_mb);
602
// the alive time of a TabletsChannel.
603
// If the channel does not receive any data till this time,
604
// the channel will be removed.
605
DECLARE_mInt32(streaming_load_rpc_max_alive_time_sec);
606
// the timeout of a rpc to open the tablet writer in remote BE.
607
// short operation time, can set a short timeout
608
DECLARE_Int32(tablet_writer_open_rpc_timeout_sec);
609
// You can ignore brpc error '[E1011]The server is overcrowded' when writing data.
610
DECLARE_mBool(tablet_writer_ignore_eovercrowded);
611
DECLARE_mInt32(slave_replica_writer_rpc_timeout_sec);
612
// Whether to enable stream load record function, the default is false.
613
// False: disable stream load record
614
DECLARE_mBool(enable_stream_load_record);
615
// batch size of stream load record reported to FE
616
DECLARE_mInt32(stream_load_record_batch_size);
617
// expire time of stream load record in rocksdb.
618
DECLARE_Int32(stream_load_record_expire_time_secs);
619
// time interval to clean expired stream load records
620
DECLARE_mInt64(clean_stream_load_record_interval_secs);
621
// enable stream load commit txn on BE directly, bypassing FE. Only for cloud.
622
DECLARE_mBool(enable_stream_load_commit_txn_on_be);
623
// The buffer size to store stream table function schema info
624
DECLARE_Int64(stream_tvf_buffer_size);
625
626
// OlapTableSink sender's send interval, should be less than the real response time of a tablet writer rpc.
627
// You may need to lower the speed when the sink receiver bes are too busy.
628
DECLARE_mInt32(olap_table_sink_send_interval_microseconds);
629
// For auto partition, the send interval will multiply the factor
630
DECLARE_mDouble(olap_table_sink_send_interval_auto_partition_factor);
631
632
// Fragment thread pool
633
DECLARE_Int32(fragment_mgr_asynic_work_pool_thread_num_min);
634
DECLARE_Int32(fragment_mgr_asynic_work_pool_thread_num_max);
635
DECLARE_Int32(fragment_mgr_asynic_work_pool_queue_size);
636
637
// Control the number of disks on the machine.  If 0, this comes from the system settings.
638
DECLARE_Int32(num_disks);
639
// The read size is the size of the reads sent to os.
640
// There is a trade off of latency and throughout, trying to keep disks busy but
641
// not introduce seeks.  The literature seems to agree that with 8 MB reads, random
642
// io and sequential io perform similarly.
643
DECLARE_Int32(read_size);       // 8 * 1024 * 1024, Read Size (in bytes)
644
DECLARE_Int32(min_buffer_size); // 1024, The minimum read buffer size (in bytes)
645
646
// for pprof
647
DECLARE_String(pprof_profile_dir);
648
// for jeprofile in jemalloc
649
DECLARE_mString(jeprofile_dir);
650
// Purge all unused dirty pages for all arenas.
651
DECLARE_mBool(enable_je_purge_dirty_pages);
652
// Purge all unused Jemalloc dirty pages for all arenas when exceed je_dirty_pages_mem_limit and process exceed soft limit.
653
DECLARE_mString(je_dirty_pages_mem_limit_percent);
654
655
// to forward compatibility, will be removed later
656
DECLARE_mBool(enable_token_check);
657
658
// to open/close system metrics
659
DECLARE_Bool(enable_system_metrics);
660
661
// Number of cores Doris will used, this will effect only when it's greater than 0.
662
// Otherwise, Doris will use all cores returned from "/proc/cpuinfo".
663
DECLARE_Int32(num_cores);
664
665
// When BE start, If there is a broken disk, BE process will exit by default.
666
// Otherwise, we will ignore the broken disk,
667
DECLARE_Bool(ignore_broken_disk);
668
669
// Sleep time in milliseconds between memory maintenance iterations
670
DECLARE_mInt32(memory_maintenance_sleep_time_ms);
671
672
// After full gc, no longer full gc and minor gc during sleep.
673
// After minor gc, no minor gc during sleep, but full gc is possible.
674
DECLARE_mInt32(memory_gc_sleep_time_ms);
675
676
// max write buffer size before flush, default 200MB
677
DECLARE_mInt64(write_buffer_size);
678
// max buffer size used in memtable for the aggregated table, default 400MB
679
DECLARE_mInt64(write_buffer_size_for_agg);
680
// max parallel flush task per memtable writer
681
DECLARE_mInt32(memtable_flush_running_count_limit);
682
683
DECLARE_Int32(load_process_max_memory_limit_percent); // 50%
684
685
// If the memory consumption of load jobs exceed load_process_max_memory_limit,
686
// all load jobs will hang there to wait for memtable flush. We should have a
687
// soft limit which can trigger the memtable flush for the load channel who
688
// consumes lagest memory size before we reach the hard limit. The soft limit
689
// might avoid all load jobs hang at the same time.
690
DECLARE_Int32(load_process_soft_mem_limit_percent);
691
692
// If load memory consumption is within load_process_safe_mem_permit_percent,
693
// memtable memory limiter will do nothing.
694
DECLARE_Int32(load_process_safe_mem_permit_percent);
695
696
// result buffer cancelled time (unit: second)
697
DECLARE_mInt32(result_buffer_cancelled_interval_time);
698
699
// arrow flight result sink buffer rows size, default 4096 * 8
700
DECLARE_mInt32(arrow_flight_result_sink_buffer_size_rows);
701
// The timeout for ADBC Client to wait for data using arrow flight reader.
702
// If the query is very complex and no result is generated after this time, consider increasing this timeout.
703
DECLARE_mInt32(arrow_flight_reader_brpc_controller_timeout_ms);
704
705
// the increased frequency of priority for remaining tasks in BlockingPriorityQueue
706
DECLARE_mInt32(priority_queue_remaining_tasks_increased_frequency);
707
708
// sync tablet_meta when modifying meta
709
DECLARE_mBool(sync_tablet_meta);
710
711
// sync a file writer when it is closed
712
DECLARE_mBool(sync_file_on_close);
713
714
// default thrift rpc timeout ms
715
DECLARE_mInt32(thrift_rpc_timeout_ms);
716
717
// txn commit rpc timeout
718
DECLARE_mInt32(txn_commit_rpc_timeout_ms);
719
720
// If set to true, metric calculator will run
721
DECLARE_Bool(enable_metric_calculator);
722
723
// max consumer num in one data consumer group, for routine load
724
DECLARE_mInt32(max_consumer_num_per_group);
725
726
// the max size of thread pool for routine load task.
727
// this should be larger than FE config 'max_routine_load_task_num_per_be' (default 5)
728
DECLARE_Int32(max_routine_load_thread_pool_size);
729
730
// max external scan cache batch count, means cache max_memory_cache_batch_count * batch_size row
731
// default is 20, batch_size's default value is 1024 means 20 * 1024 rows will be cached
732
DECLARE_mInt32(max_memory_sink_batch_count);
733
734
// This configuration is used for the context gc thread schedule period
735
// note: unit is minute, default is 5min
736
DECLARE_mInt32(scan_context_gc_interval_min);
737
738
// es scroll keep-alive
739
DECLARE_String(es_scroll_keepalive);
740
741
// HTTP connection timeout for es
742
DECLARE_mInt32(es_http_timeout_ms);
743
744
// the max client cache number per each host
745
// There are variety of client cache in BE, but currently we use the
746
// same cache size configuration.
747
// TODO(cmy): use different config to set different client cache if necessary.
748
DECLARE_Int32(max_client_cache_size_per_host);
749
750
// Dir to save files downloaded by SmallFileMgr
751
DECLARE_String(small_file_dir);
752
// path gc
753
DECLARE_Bool(path_gc_check);
754
DECLARE_mInt32(path_gc_check_interval_second);
755
DECLARE_mInt32(path_gc_check_step);
756
DECLARE_mInt32(path_gc_check_step_interval_ms);
757
758
// The following 2 configs limit the max usage of disk capacity of a data dir.
759
// If both of these 2 threshold reached, no more data can be writen into that data dir.
760
// The percent of max used capacity of a data dir
761
DECLARE_mInt32(storage_flood_stage_usage_percent); // 90%
762
// The min bytes that should be left of a data dir
763
DECLARE_mInt64(storage_flood_stage_left_capacity_bytes); // 1GB
764
// number of thread for flushing memtable per store
765
DECLARE_Int32(flush_thread_num_per_store);
766
// number of thread for flushing memtable per store, for high priority load task
767
DECLARE_Int32(high_priority_flush_thread_num_per_store);
768
// number of threads = min(flush_thread_num_per_store * num_store,
769
//                         max_flush_thread_num_per_cpu * num_cpu)
770
DECLARE_Int32(max_flush_thread_num_per_cpu);
771
772
// workload group flush pool params
773
DECLARE_mInt32(wg_flush_thread_num_per_store);
774
DECLARE_mInt32(wg_flush_thread_num_per_cpu);
775
776
// config for tablet meta checkpoint
777
DECLARE_mInt32(tablet_meta_checkpoint_min_new_rowsets_num);
778
DECLARE_mInt32(tablet_meta_checkpoint_min_interval_secs);
779
DECLARE_Int32(generate_tablet_meta_checkpoint_tasks_interval_secs);
780
781
// config for default rowset type
782
// Valid configs: ALPHA, BETA
783
DECLARE_String(default_rowset_type);
784
785
// Maximum size of a single message body in all protocols
786
DECLARE_Int64(brpc_max_body_size);
787
// Max unwritten bytes in each socket, if the limit is reached, Socket.Write fails with EOVERCROWDED
788
// Default, if the physical memory is less than or equal to 64G, the value is 1G
789
//          if the physical memory is greater than 64G, the value is physical memory * mem_limit(0.8) / 1024 * 20
790
DECLARE_Int64(brpc_socket_max_unwritten_bytes);
791
// TODO(zxy): expect to be true in v1.3
792
// Whether to embed the ProtoBuf Request serialized string together with Tuple/Block data into
793
// Controller Attachment and send it through http brpc when the length of the Tuple/Block data
794
// is greater than 1.8G. This is to avoid the error of Request length overflow (2G).
795
DECLARE_mBool(transfer_large_data_by_brpc);
796
797
// max number of txns for every txn_partition_map in txn manager
798
// this is a self protection to avoid too many txns saving in manager
799
DECLARE_mInt64(max_runnings_transactions_per_txn_map);
800
801
// tablet_map_lock shard size, the value is 2^n, n=0,1,2,3,4
802
// this is a an enhancement for better performance to manage tablet
803
DECLARE_Int32(tablet_map_shard_size);
804
805
// txn_map_lock shard size, the value is 2^n, n=0,1,2,3,4
806
// this is a an enhancement for better performance to manage txn
807
DECLARE_Int32(txn_map_shard_size);
808
809
// txn_lock shard size, the value is 2^n, n=0,1,2,3,4
810
// this is a an enhancement for better performance to commit and publish txn
811
DECLARE_Int32(txn_shard_size);
812
813
// Whether to continue to start be when load tablet from header failed.
814
DECLARE_Bool(ignore_load_tablet_failure);
815
816
// Whether to continue to start be when load tablet from header failed.
817
DECLARE_mBool(ignore_rowset_stale_unconsistent_delete);
818
819
// Set max cache's size of query results, the unit is M byte
820
DECLARE_Int32(query_cache_max_size_mb);
821
822
// Cache memory is pruned when reach query_cache_max_size_mb + query_cache_elasticity_size_mb
823
DECLARE_Int32(query_cache_elasticity_size_mb);
824
825
// Maximum number of cache partitions corresponding to a SQL
826
DECLARE_Int32(query_cache_max_partition_count);
827
828
// Maximum number of version of a tablet. If the version num of a tablet exceed limit,
829
// the load process will reject new incoming load job of this tablet.
830
// This is to avoid too many version num.
831
DECLARE_mInt32(max_tablet_version_num);
832
833
// Frontend mainly use two thrift sever type: THREAD_POOL, THREADED_SELECTOR. if fe use THREADED_SELECTOR model for thrift server,
834
// the thrift_server_type_of_fe should be set THREADED_SELECTOR to make be thrift client to fe constructed with TFramedTransport
835
DECLARE_String(thrift_server_type_of_fe);
836
837
// disable zone map index when page row is too few
838
DECLARE_mInt32(zone_map_row_num_threshold);
839
840
// aws sdk log level
841
//    Off = 0,
842
//    Fatal = 1,
843
//    Error = 2,
844
//    Warn = 3,
845
//    Info = 4,
846
//    Debug = 5,
847
//    Trace = 6
848
DECLARE_Int32(aws_log_level);
849
850
// the buffer size when read data from remote storage like s3
851
DECLARE_mInt32(remote_storage_read_buffer_mb);
852
853
// The minimum length when TCMalloc Hook consumes/releases MemTracker, consume size
854
// smaller than this value will continue to accumulate. specified as number of bytes.
855
// Decreasing this value will increase the frequency of consume/release.
856
// Increasing this value will cause MemTracker statistics to be inaccurate.
857
DECLARE_mInt32(mem_tracker_consume_min_size_bytes);
858
859
// The version information of the tablet will be stored in the memory
860
// in an adjacency graph data structure.
861
// And as the new version is written and the old version is deleted,
862
// the data structure will begin to have empty vertex with no edge associations(orphan vertex).
863
// This config is used to control that when the proportion of orphan vertex is greater than the threshold,
864
// the adjacency graph will be rebuilt to ensure that the data structure will not expand indefinitely.
865
// This config usually only needs to be modified during testing.
866
// In most cases, it does not need to be modified.
867
DECLARE_mDouble(tablet_version_graph_orphan_vertex_ratio);
868
869
// share delta writers when memtable_on_sink_node = true
870
DECLARE_Bool(share_delta_writers);
871
// timeout for open load stream rpc in ms
872
DECLARE_Int64(open_load_stream_timeout_ms);
873
// enable write background when using brpc stream
874
DECLARE_mBool(enable_brpc_stream_write_background);
875
876
// brpc streaming max_buf_size in bytes
877
DECLARE_Int64(load_stream_max_buf_size);
878
// brpc streaming messages_in_batch
879
DECLARE_Int32(load_stream_messages_in_batch);
880
// brpc streaming StreamWait seconds on EAGAIN
881
DECLARE_Int32(load_stream_eagain_wait_seconds);
882
// max tasks per flush token in load stream
883
DECLARE_Int32(load_stream_flush_token_max_tasks);
884
// max wait flush token time in load stream
885
DECLARE_Int32(load_stream_max_wait_flush_token_time_ms);
886
// number of send batch thread pool size
887
DECLARE_Int32(send_batch_thread_pool_thread_num);
888
// number of send batch thread pool queue size
889
DECLARE_Int32(send_batch_thread_pool_queue_size);
890
891
// Limit the number of segment of a newly created rowset.
892
// The newly created rowset may to be compacted after loading,
893
// so if there are too many segment in a rowset, the compaction process
894
// will run out of memory.
895
// When doing compaction, each segment may take at least 1MB buffer.
896
DECLARE_mInt32(max_segment_num_per_rowset);
897
898
// Store segment without compression if a segment is smaller than
899
// segment_compression_threshold_kb.
900
DECLARE_mInt32(segment_compression_threshold_kb);
901
902
// The connection timeout when connecting to external table such as odbc table.
903
DECLARE_mInt32(external_table_connect_timeout_sec);
904
905
// Time to clean up useless JDBC connection pool cache
906
DECLARE_mInt32(jdbc_connection_pool_cache_clear_time_sec);
907
908
// Global bitmap cache capacity for aggregation cache, size in bytes
909
DECLARE_Int64(delete_bitmap_agg_cache_capacity);
910
DECLARE_String(delete_bitmap_dynamic_agg_cache_limit);
911
DECLARE_mInt32(delete_bitmap_agg_cache_stale_sweep_time_sec);
912
913
// A common object cache depends on an Sharded LRU Cache.
914
DECLARE_mInt32(common_obj_lru_cache_stale_sweep_time_sec);
915
916
// reference https://github.com/edenhill/librdkafka/blob/master/INTRODUCTION.md#broker-version-compatibility
917
// If the dependent kafka broker version older than 0.10.0.0,
918
// the value of kafka_api_version_request should be false, and the
919
// value set by the fallback version kafka_broker_version_fallback will be used,
920
// and the valid values are: 0.9.0.x, 0.8.x.y.
921
DECLARE_String(kafka_api_version_request);
922
DECLARE_String(kafka_broker_version_fallback);
923
DECLARE_mString(kafka_debug);
924
925
// The number of pool siz of routine load consumer.
926
// If you meet the error describe in https://github.com/edenhill/librdkafka/issues/3608
927
// Change this size to 0 to fix it temporarily.
928
DECLARE_mInt32(routine_load_consumer_pool_size);
929
930
// Used in single-stream-multi-table load. When receive a batch of messages from kafka,
931
// if the size of batch is more than this threshold, we will request plans for all related tables.
932
DECLARE_Int32(multi_table_batch_plan_threshold);
933
934
// Used in single-stream-multi-table load. When receiving a batch of messages from Kafka,
935
// if the size of the table wait for plan is more than this threshold, we will request plans for all related tables.
936
// The param is aimed to avoid requesting and executing too many plans at once.
937
// Performing small batch processing on multiple tables during the loaded process can reduce the pressure of a single RPC
938
// and improve the real-time processing of data.
939
DECLARE_Int32(multi_table_max_wait_tables);
940
941
// When the timeout of a load task is less than this threshold,
942
// Doris treats it as a high priority task.
943
// high priority tasks use a separate thread pool for flush and do not block rpc by memory cleanup logic.
944
// this threshold is mainly used to identify routine load tasks and should not be modified if not necessary.
945
DECLARE_mInt32(load_task_high_priority_threshold_second);
946
947
// The min timeout of load rpc (add batch, close)
948
// Because a load rpc may be blocked for a while.
949
// Increase this config may avoid rpc timeout.
950
DECLARE_mInt32(min_load_rpc_timeout_ms);
951
952
// use which protocol to access function service, candicate is baidu_std/h2:grpc
953
DECLARE_String(function_service_protocol);
954
955
// use which load balancer to select server to connect
956
DECLARE_String(rpc_load_balancer);
957
958
// a soft limit of string type length, the hard limit is 2GB - 4, but if too long will cause very low performance,
959
// so we set a soft limit, default is 1MB
960
DECLARE_mInt32(string_type_length_soft_limit_bytes);
961
962
// Threshold fo reading a small file into memory
963
DECLARE_mInt32(in_memory_file_size);
964
965
// Max size of parquet page header in bytes
966
DECLARE_mInt32(parquet_header_max_size_mb);
967
// Max buffer size for parquet row group
968
DECLARE_mInt32(parquet_rowgroup_max_buffer_mb);
969
// Max buffer size for parquet chunk column
970
DECLARE_mInt32(parquet_column_max_buffer_mb);
971
// Merge small IO, the max amplified read ratio
972
DECLARE_mDouble(max_amplified_read_ratio);
973
// Equivalent min size of each IO that can reach the maximum storage speed limit
974
// 1MB for oss, 8KB for hdfs
975
DECLARE_mInt32(merged_oss_min_io_size);
976
DECLARE_mInt32(merged_hdfs_min_io_size);
977
978
// OrcReader
979
DECLARE_mInt32(orc_natural_read_size_mb);
980
DECLARE_mInt64(big_column_size_buffer);
981
DECLARE_mInt64(small_column_size_buffer);
982
983
DECLARE_mInt32(runtime_filter_sampling_frequency);
984
DECLARE_mInt32(execution_max_rpc_timeout_sec);
985
DECLARE_mBool(execution_ignore_eovercrowded);
986
987
// cooldown task configs
988
DECLARE_Int32(cooldown_thread_num);
989
DECLARE_mInt64(generate_cooldown_task_interval_sec);
990
DECLARE_mInt32(remove_unused_remote_files_interval_sec); // 6h
991
DECLARE_mInt32(confirm_unused_remote_files_interval_sec);
992
DECLARE_Int32(cold_data_compaction_thread_num);
993
DECLARE_mInt32(cold_data_compaction_interval_sec);
994
995
DECLARE_Int32(min_s3_file_system_thread_num);
996
DECLARE_Int32(max_s3_file_system_thread_num);
997
998
DECLARE_Bool(enable_time_lut);
999
DECLARE_mBool(enable_simdjson_reader);
1000
1001
DECLARE_mBool(enable_query_like_bloom_filter);
1002
// number of s3 scanner thread pool size
1003
DECLARE_Int32(doris_remote_scanner_thread_pool_thread_num);
1004
// number of s3 scanner thread pool queue size
1005
DECLARE_Int32(doris_remote_scanner_thread_pool_queue_size);
1006
1007
// limit the queue of pending batches which will be sent by a single nodechannel
1008
DECLARE_mInt64(nodechannel_pending_queue_max_bytes);
1009
1010
// The batch size for sending data by brpc streaming client
1011
DECLARE_mInt64(brpc_streaming_client_batch_bytes);
1012
DECLARE_mInt64(block_cache_wait_timeout_ms);
1013
DECLARE_mInt64(cache_lock_long_tail_threshold);
1014
DECLARE_Int64(file_cache_recycle_keys_size);
1015
1016
DECLARE_Bool(enable_brpc_builtin_services);
1017
1018
DECLARE_Bool(enable_brpc_connection_check);
1019
1020
// Max waiting time to wait the "plan fragment start" rpc.
1021
// If timeout, the fragment will be cancelled.
1022
// This parameter is usually only used when the FE loses connection,
1023
// and the BE can automatically cancel the relevant fragment after the timeout,
1024
// so as to avoid occupying the execution thread for a long time.
1025
DECLARE_mInt32(max_fragment_start_wait_time_seconds);
1026
1027
DECLARE_Int32(fragment_mgr_cancel_worker_interval_seconds);
1028
1029
// Node role tag for backend. Mix role is the default role, and computation role have no
1030
// any tablet.
1031
DECLARE_String(be_node_role);
1032
1033
// Hide webserver page for safety.
1034
// Hide the be config page for webserver.
1035
DECLARE_Bool(hide_webserver_config_page);
1036
1037
DECLARE_Bool(enable_segcompaction);
1038
1039
// Max number of segments allowed in a single segcompaction task.
1040
DECLARE_Int32(segcompaction_batch_size);
1041
1042
// Max row count allowed in a single source segment, bigger segments will be skipped.
1043
DECLARE_Int32(segcompaction_candidate_max_rows);
1044
1045
// Max file size allowed in a single source segment, bigger segments will be skipped.
1046
DECLARE_Int64(segcompaction_candidate_max_bytes);
1047
1048
// Max total row count allowed in a single segcompaction task.
1049
DECLARE_Int32(segcompaction_task_max_rows);
1050
1051
// Max total file size allowed in a single segcompaction task.
1052
DECLARE_Int64(segcompaction_task_max_bytes);
1053
1054
// Global segcompaction thread pool size.
1055
DECLARE_mInt32(segcompaction_num_threads);
1056
1057
// enable java udf and jdbc scannode
1058
DECLARE_Bool(enable_java_support);
1059
1060
// Set config randomly to check more issues in github workflow
1061
DECLARE_Bool(enable_fuzzy_mode);
1062
1063
DECLARE_Bool(enable_debug_points);
1064
1065
DECLARE_Int32(pipeline_executor_size);
1066
1067
// block file cache
1068
DECLARE_Bool(enable_file_cache);
1069
// format: [{"path":"/path/to/file_cache","total_size":21474836480,"query_limit":10737418240}]
1070
// format: [{"path":"/path/to/file_cache","total_size":21474836480,"query_limit":10737418240},{"path":"/path/to/file_cache2","total_size":21474836480,"query_limit":10737418240}]
1071
// format: [{"path":"/path/to/file_cache","total_size":21474836480,"query_limit":10737418240, "ttl_percent":50, "normal_percent":40, "disposable_percent":5, "index_percent":5}]
1072
// format: [{"path": "xxx", "total_size":53687091200, "storage": "memory"}]
1073
// Note1: storage is "disk" by default
1074
// Note2: when the storage is "memory", the path is ignored. So you can set xxx to anything you like
1075
// and doris will just reset the path to "memory" internally.
1076
// In a very wierd case when your storage is disk, and the directory, by accident, is named
1077
// "memory" for some reason, you should write the path as:
1078
//     {"path": "memory", "total_size":53687091200, "storage": "disk"}
1079
// or use the default storage value:
1080
//     {"path": "memory", "total_size":53687091200}
1081
// Both will use the directory "memory" on the disk instead of the real RAM.
1082
DECLARE_String(file_cache_path);
1083
DECLARE_Int64(file_cache_each_block_size);
1084
DECLARE_Bool(clear_file_cache);
1085
DECLARE_Bool(enable_file_cache_query_limit);
1086
DECLARE_Int32(file_cache_enter_disk_resource_limit_mode_percent);
1087
DECLARE_Int32(file_cache_exit_disk_resource_limit_mode_percent);
1088
DECLARE_mBool(enable_read_cache_file_directly);
1089
DECLARE_Bool(file_cache_enable_evict_from_other_queue_by_size);
1090
DECLARE_mInt64(file_cache_ttl_valid_check_interval_second);
1091
// If true, evict the ttl cache using LRU when full.
1092
// Otherwise, only expiration can evict ttl and new data won't add to cache when full.
1093
DECLARE_Bool(enable_ttl_cache_evict_using_lru);
1094
DECLARE_mBool(enbale_dump_error_file);
1095
// limit the max size of error log on disk
1096
DECLARE_mInt64(file_cache_error_log_limit_bytes);
1097
1098
// inverted index searcher cache
1099
// cache entry stay time after lookup
1100
DECLARE_mInt32(index_cache_entry_stay_time_after_lookup_s);
1101
// cache entry that have not been visited for a certain period of time can be cleaned up by GC thread
1102
DECLARE_mInt32(inverted_index_cache_stale_sweep_time_sec);
1103
// inverted index searcher cache size
1104
DECLARE_String(inverted_index_searcher_cache_limit);
1105
DECLARE_Bool(enable_inverted_index_cache_check_timestamp);
1106
DECLARE_Int32(inverted_index_fd_number_limit_percent); // 50%
1107
DECLARE_Int32(inverted_index_query_cache_shards);
1108
1109
// inverted index match bitmap cache size
1110
DECLARE_String(inverted_index_query_cache_limit);
1111
1112
// inverted index
1113
DECLARE_mDouble(inverted_index_ram_buffer_size);
1114
DECLARE_mInt32(inverted_index_max_buffered_docs);
1115
// dict path for chinese analyzer
1116
DECLARE_String(inverted_index_dict_path);
1117
DECLARE_Int32(inverted_index_read_buffer_size);
1118
// tree depth for bkd index
1119
DECLARE_Int32(max_depth_in_bkd_tree);
1120
// index compaction
1121
DECLARE_mBool(inverted_index_compaction_enable);
1122
// Only for debug, do not use in production
1123
DECLARE_mBool(debug_inverted_index_compaction);
1124
// index by RAM directory
1125
DECLARE_mBool(inverted_index_ram_dir_enable);
1126
// use num_broadcast_buffer blocks as buffer to do broadcast
1127
DECLARE_Int32(num_broadcast_buffer);
1128
1129
// max depth of expression tree allowed.
1130
DECLARE_Int32(max_depth_of_expr_tree);
1131
1132
// Report a tablet as bad when io errors occurs more than this value.
1133
DECLARE_mInt64(max_tablet_io_errors);
1134
1135
// Report a tablet as bad when its path not found
1136
DECLARE_Int32(tablet_path_check_interval_seconds);
1137
DECLARE_mInt32(tablet_path_check_batch_size);
1138
1139
// it must be larger than or equal to 5MB
1140
DECLARE_mInt64(s3_write_buffer_size);
1141
// Log interval when doing s3 upload task
1142
DECLARE_mInt32(s3_file_writer_log_interval_second);
1143
// the max number of cached file handle for block segemnt
1144
DECLARE_mInt64(file_cache_max_file_reader_cache_size);
1145
DECLARE_mInt64(hdfs_write_batch_buffer_size_mb);
1146
//enable shrink memory
1147
DECLARE_mBool(enable_shrink_memory);
1148
// enable cache for high concurrent point query work load
1149
DECLARE_mInt32(schema_cache_capacity);
1150
DECLARE_mInt32(schema_cache_sweep_time_sec);
1151
1152
// max number of segment cache
1153
DECLARE_Int32(segment_cache_capacity);
1154
DECLARE_Int32(segment_cache_fd_percentage);
1155
DECLARE_Int32(segment_cache_memory_percentage);
1156
DECLARE_mInt32(estimated_mem_per_column_reader);
1157
1158
// enable binlog
1159
DECLARE_Bool(enable_feature_binlog);
1160
1161
// enable set in BitmapValue
1162
DECLARE_Bool(enable_set_in_bitmap_value);
1163
1164
// max number of hdfs file handle in cache
1165
DECLARE_Int64(max_hdfs_file_handle_cache_num);
1166
DECLARE_Int32(max_hdfs_file_handle_cache_time_sec);
1167
1168
// max number of meta info of external files, such as parquet footer
1169
DECLARE_Int64(max_external_file_meta_cache_num);
1170
// Apply delete pred in cumu compaction
1171
DECLARE_mBool(enable_delete_when_cumu_compaction);
1172
1173
// max_write_buffer_number for rocksdb
1174
DECLARE_Int32(rocksdb_max_write_buffer_number);
1175
1176
// Convert date 0000-00-00 to 0000-01-01. It's recommended to set to false.
1177
DECLARE_mBool(allow_zero_date);
1178
// Allow invalid decimalv2 literal for compatible with old version. Recommend set it false strongly.
1179
DECLARE_mBool(allow_invalid_decimalv2_literal);
1180
// Allow to specify kerberos credentials cache path.
1181
DECLARE_mString(kerberos_ccache_path);
1182
// set krb5.conf path, use "/etc/krb5.conf" by default
1183
DECLARE_mString(kerberos_krb5_conf_path);
1184
1185
// Values include `none`, `glog`, `boost`, `glibc`, `libunwind`
1186
DECLARE_mString(get_stack_trace_tool);
1187
DECLARE_mBool(enable_address_sanitizers_with_stack_trace);
1188
1189
// DISABLED: Don't resolve location info.
1190
// FAST: Perform CU lookup using .debug_aranges (might be incomplete).
1191
// FULL: Scan all CU in .debug_info (slow!) on .debug_aranges lookup failure.
1192
// FULL_WITH_INLINE: Scan .debug_info (super slower, use with caution) for inline functions in addition to FULL.
1193
DECLARE_mString(dwarf_location_info_mode);
1194
1195
// the ratio of _prefetch_size/_batch_size in AutoIncIDBuffer
1196
DECLARE_mInt64(auto_inc_prefetch_size_ratio);
1197
1198
// the ratio of _low_level_water_level_mark/_batch_size in AutoIncIDBuffer
1199
DECLARE_mInt64(auto_inc_low_water_level_mark_size_ratio);
1200
1201
// number of threads that fetch auto-inc ranges from FE
1202
DECLARE_mInt64(auto_inc_fetch_thread_num);
1203
// Max connection cache num for point lookup queries
1204
DECLARE_mInt64(lookup_connection_cache_capacity);
1205
1206
// level of compression when using LZ4_HC, whose defalut value is LZ4HC_CLEVEL_DEFAULT
1207
DECLARE_mInt64(LZ4_HC_compression_level);
1208
// Threshold of a column as sparse column
1209
// Notice: TEST ONLY
1210
DECLARE_mDouble(variant_ratio_of_defaults_as_sparse_column);
1211
DECLARE_mBool(variant_use_cloud_schema_dict);
1212
// Threshold to estimate a column is sparsed
1213
// Notice: TEST ONLY
1214
DECLARE_mInt64(variant_threshold_rows_to_estimate_sparse_column);
1215
// Treat invalid json format str as string, instead of throwing exception if false
1216
DECLARE_mBool(variant_throw_exeception_on_invalid_json);
1217
1218
DECLARE_mBool(enable_merge_on_write_correctness_check);
1219
// USED FOR DEBUGING
1220
// core directly if the compaction found there's duplicate key on mow table
1221
DECLARE_mBool(enable_mow_compaction_correctness_check_core);
1222
// rowid conversion correctness check when compaction for mow table
1223
DECLARE_mBool(enable_rowid_conversion_correctness_check);
1224
// missing rows correctness check when compaction for mow table
1225
DECLARE_mBool(enable_missing_rows_correctness_check);
1226
// When the number of missing versions is more than this value, do not directly
1227
// retry the publish and handle it through async publish.
1228
DECLARE_mInt32(mow_publish_max_discontinuous_version_num);
1229
// When the version is not continuous for MOW table in publish phase and the gap between
1230
// current txn's publishing version and the max version of the tablet exceeds this value,
1231
// don't print warning log
1232
DECLARE_mInt32(publish_version_gap_logging_threshold);
1233
1234
// The secure path with user files, used in the `local` table function.
1235
DECLARE_mString(user_files_secure_path);
1236
1237
// If fe's frontend info has not been updated for more than fe_expire_duration_seconds, it will be regarded
1238
// as an abnormal fe, this will cause be to cancel this fe's related query.
1239
DECLARE_Int32(fe_expire_duration_seconds);
1240
1241
// If use stop_be.sh --grace, then BE has to wait all running queries to stop to avoiding running query failure
1242
// , but if the waiting time exceed the limit, then be will exit directly.
1243
// During this period, FE will not send any queries to BE and waiting for all running queries to stop.
1244
DECLARE_Int32(grace_shutdown_wait_seconds);
1245
1246
// BitmapValue serialize version.
1247
DECLARE_Int16(bitmap_serialize_version);
1248
1249
// group commit config
1250
DECLARE_String(group_commit_wal_path);
1251
DECLARE_Int32(group_commit_replay_wal_retry_num);
1252
DECLARE_Int32(group_commit_replay_wal_retry_interval_seconds);
1253
DECLARE_Int32(group_commit_replay_wal_retry_interval_max_seconds);
1254
DECLARE_mInt32(group_commit_relay_wal_threads);
1255
// This config can be set to limit thread number in group commit request fragment thread pool.
1256
DECLARE_mInt32(group_commit_insert_threads);
1257
DECLARE_mInt32(group_commit_memory_rows_for_max_filter_ratio);
1258
DECLARE_Bool(wait_internal_group_commit_finish);
1259
// Max size(bytes) of group commit queues, used for mem back pressure.
1260
DECLARE_mInt32(group_commit_queue_mem_limit);
1261
// Max size(bytes) or percentage(%) of wal disk usage, used for disk space back pressure, default 10% of the disk available space.
1262
// group_commit_wal_max_disk_limit=1024 or group_commit_wal_max_disk_limit=10% can be automatically identified.
1263
DECLARE_mString(group_commit_wal_max_disk_limit);
1264
DECLARE_Bool(group_commit_wait_replay_wal_finish);
1265
1266
// The configuration item is used to lower the priority of the scanner thread,
1267
// typically employed to ensure CPU scheduling for write operations.
1268
// Default is 0, which is default value of thread nice value, increase this value
1269
// to lower the priority of scan threads
1270
DECLARE_Int32(scan_thread_nice_value);
1271
// Used to modify the recycle interval of tablet schema cache
1272
DECLARE_mInt32(tablet_schema_cache_recycle_interval);
1273
// Granularity is at the column level
1274
DECLARE_mInt32(tablet_schema_cache_capacity);
1275
1276
// Use `LOG(FATAL)` to replace `throw` when true
1277
DECLARE_mBool(exit_on_exception);
1278
1279
// cgroup
1280
DECLARE_mString(doris_cgroup_cpu_path);
1281
DECLARE_mBool(enable_be_proc_monitor);
1282
DECLARE_mInt32(be_proc_monitor_interval_ms);
1283
1284
DECLARE_mBool(enable_workload_group_memory_gc);
1285
1286
// This config controls whether the s3 file writer would flush cache asynchronously
1287
DECLARE_Bool(enable_flush_file_cache_async);
1288
1289
// Remove predicate that is always true for a segment.
1290
DECLARE_Bool(ignore_always_true_predicate_for_segment);
1291
1292
// Ingest binlog work pool size
1293
DECLARE_Int32(ingest_binlog_work_pool_size);
1294
1295
// Download binlog rate limit, unit is KB/s
1296
DECLARE_Int32(download_binlog_rate_limit_kbs);
1297
1298
DECLARE_mInt32(buffered_reader_read_timeout_ms);
1299
1300
// whether to enable /api/snapshot api
1301
DECLARE_Bool(enable_snapshot_action);
1302
1303
// The max columns size for a tablet schema
1304
DECLARE_mInt32(variant_max_merged_tablet_schema_size);
1305
1306
DECLARE_mInt64(local_exchange_buffer_mem_limit);
1307
1308
DECLARE_mInt64(enable_debug_log_timeout_secs);
1309
1310
DECLARE_mBool(enable_column_type_check);
1311
1312
// Tolerance for the number of partition id 0 in rowset, default 0
1313
DECLARE_Int32(ignore_invalid_partition_id_rowset_num);
1314
1315
DECLARE_mInt32(report_query_statistics_interval_ms);
1316
DECLARE_mInt32(query_statistics_reserve_timeout_ms);
1317
DECLARE_mInt32(report_exec_status_thread_num);
1318
1319
// consider two high usage disk at the same available level if they do not exceed this diff.
1320
DECLARE_mDouble(high_disk_avail_level_diff_usages);
1321
1322
// create tablet in partition random robin idx lru size, default 10000
1323
DECLARE_Int32(partition_disk_index_lru_size);
1324
DECLARE_String(spill_storage_root_path);
1325
// Spill storage limit specified as number of bytes
1326
// ('<int>[bB]?'), megabytes ('<float>[mM]'), gigabytes ('<float>[gG]'),
1327
// or percentage of capaity ('<int>%').
1328
// Defaults to bytes if no unit is given.
1329
// Must larger than 0.
1330
// If specified as percentage, the final limit value is:
1331
//   disk_capacity_bytes * storage_flood_stage_usage_percent * spill_storage_limit
1332
DECLARE_String(spill_storage_limit);
1333
DECLARE_mInt32(spill_gc_interval_ms);
1334
DECLARE_mInt32(spill_gc_work_time_ms);
1335
DECLARE_Int32(spill_io_thread_pool_thread_num);
1336
DECLARE_Int32(spill_io_thread_pool_queue_size);
1337
1338
DECLARE_mBool(check_segment_when_build_rowset_meta);
1339
1340
DECLARE_mBool(enable_s3_rate_limiter);
1341
DECLARE_mInt64(s3_get_bucket_tokens);
1342
DECLARE_mInt64(s3_get_token_per_second);
1343
DECLARE_mInt64(s3_get_token_limit);
1344
1345
DECLARE_mInt64(s3_put_bucket_tokens);
1346
DECLARE_mInt64(s3_put_token_per_second);
1347
DECLARE_mInt64(s3_put_token_limit);
1348
// max s3 client retry times
1349
DECLARE_mInt32(max_s3_client_retry);
1350
// When meet s3 429 error, the "get" request will
1351
// sleep s3_read_base_wait_time_ms (*1, *2, *3, *4) ms
1352
// get try again.
1353
// The max sleep time is s3_read_max_wait_time_ms
1354
// and the max retry time is max_s3_client_retry
1355
DECLARE_mInt32(s3_read_base_wait_time_ms);
1356
DECLARE_mInt32(s3_read_max_wait_time_ms);
1357
1358
// write as inverted index tmp directory
1359
DECLARE_String(tmp_file_dir);
1360
1361
// the directory for storing the trino-connector plugins.
1362
DECLARE_String(trino_connector_plugin_dir);
1363
1364
// the file paths(one or more) of CA cert, splite using ";" aws s3 lib use it to init s3client
1365
DECLARE_mString(ca_cert_file_paths);
1366
1367
/** Table sink configurations(currently contains only external table types) **/
1368
// Minimum data processed to scale writers in exchange when non partition writing
1369
DECLARE_mInt64(table_sink_non_partition_write_scaling_data_processed_threshold);
1370
// Minimum data processed to trigger skewed partition rebalancing in exchange when partition writing
1371
DECLARE_mInt64(table_sink_partition_write_min_data_processed_rebalance_threshold);
1372
// Minimum partition data processed to rebalance writers in exchange when partition writing
1373
DECLARE_mInt64(table_sink_partition_write_min_partition_data_processed_rebalance_threshold);
1374
// Maximum processed partition nums of per writer when partition writing
1375
DECLARE_mInt32(table_sink_partition_write_max_partition_nums_per_writer);
1376
1377
/** Hive sink configurations **/
1378
DECLARE_mInt64(hive_sink_max_file_size);
1379
1380
/** Iceberg sink configurations **/
1381
DECLARE_mInt64(iceberg_sink_max_file_size);
1382
1383
// Number of open tries, default 1 means only try to open once.
1384
// Retry the Open num_retries time waiting 100 milliseconds between retries.
1385
DECLARE_mInt32(thrift_client_open_num_tries);
1386
1387
// http scheme in S3Client to use. E.g. http or https
1388
DECLARE_String(s3_client_http_scheme);
1389
1390
DECLARE_mBool(ignore_schema_change_check);
1391
1392
/** Only use in fuzzy test **/
1393
DECLARE_mInt64(string_overflow_size);
1394
1395
// The min thread num for BufferedReaderPrefetchThreadPool
1396
DECLARE_Int64(num_buffered_reader_prefetch_thread_pool_min_thread);
1397
// The max thread num for BufferedReaderPrefetchThreadPool
1398
DECLARE_Int64(num_buffered_reader_prefetch_thread_pool_max_thread);
1399
// The min thread num for S3FileUploadThreadPool
1400
DECLARE_Int64(num_s3_file_upload_thread_pool_min_thread);
1401
// The max thread num for S3FileUploadThreadPool
1402
DECLARE_Int64(num_s3_file_upload_thread_pool_max_thread);
1403
// The maximum jvm heap usage ratio for hdfs write workload
1404
DECLARE_mDouble(max_hdfs_wirter_jni_heap_usage_ratio);
1405
// The sleep milliseconds duration when hdfs write exceeds the maximum usage
1406
DECLARE_mInt64(hdfs_jni_write_sleep_milliseconds);
1407
// The max retry times when hdfs write failed
1408
DECLARE_mInt64(hdfs_jni_write_max_retry_time);
1409
1410
// The min thread num for NonBlockCloseThreadPool
1411
DECLARE_Int64(min_nonblock_close_thread_num);
1412
// The max thread num for NonBlockCloseThreadPool
1413
DECLARE_Int64(max_nonblock_close_thread_num);
1414
// The possibility that mem allocator throws an exception during memory allocation
1415
// This config is for test usage, be careful when changing it.
1416
DECLARE_mDouble(mem_alloc_fault_probability);
1417
// The time out milliseconds for remote fetch schema RPC
1418
DECLARE_mInt64(fetch_remote_schema_rpc_timeout_ms);
1419
// The size of the local buffer for S3FileSytem's upload function
1420
1421
DECLARE_Int64(s3_file_system_local_upload_buffer_size);
1422
1423
//JVM monitoring enable. To prevent be from crashing due to jvm compatibility issues.
1424
DECLARE_Bool(enable_jvm_monitor);
1425
1426
// Num threads to load data dirs, default value -1 indicates the same number of threads as the number of data dirs
1427
DECLARE_Int32(load_data_dirs_threads);
1428
1429
// Skip loading stale rowset meta when initializing `TabletMeta` from protobuf
1430
DECLARE_mBool(skip_loading_stale_rowset_meta);
1431
// Whether to use file to record log. When starting BE with --console,
1432
// all logs will be written to both standard output and file.
1433
// Disable this option will no longer use file to record log.
1434
// Only works when starting BE with --console.
1435
DECLARE_Bool(enable_file_logger);
1436
1437
// The minimum row group size when exporting Parquet files.
1438
DECLARE_Int64(min_row_group_size);
1439
1440
DECLARE_mInt64(compaction_memory_bytes_limit);
1441
1442
DECLARE_mInt64(compaction_batch_size);
1443
1444
DECLARE_mBool(enable_parquet_page_index);
1445
1446
// Wheather to ignore not found file in external teble(eg, hive)
1447
// Default is true, if set to false, the not found file will result in query failure.
1448
DECLARE_mBool(ignore_not_found_file_in_external_table);
1449
1450
DECLARE_mBool(enable_hdfs_mem_limiter);
1451
1452
// Define how many percent data in hashtable bigger than limit
1453
// we should do agg limit opt
1454
DECLARE_mInt16(topn_agg_limit_multiplier);
1455
1456
DECLARE_mInt64(tablet_meta_serialize_size_limit);
1457
1458
DECLARE_mInt64(pipeline_task_leakage_detect_period_secs);
1459
// To be compatible with hadoop's block compression
1460
DECLARE_mInt32(snappy_compression_block_size);
1461
DECLARE_mInt32(lz4_compression_block_size);
1462
1463
DECLARE_mBool(enable_pipeline_task_leakage_detect);
1464
1465
DECLARE_mInt32(check_score_rounds_num);
1466
1467
// MB
1468
DECLARE_Int32(query_cache_size);
1469
DECLARE_Bool(force_regenerate_rowsetid_on_start_error);
1470
1471
DECLARE_mBool(enable_delete_bitmap_merge_on_compaction);
1472
// Enable validation to check the correctness of table size.
1473
DECLARE_Bool(enable_table_size_correctness_check);
1474
1475
#ifdef BE_TEST
1476
// test s3
1477
DECLARE_String(test_s3_resource);
1478
DECLARE_String(test_s3_ak);
1479
DECLARE_String(test_s3_sk);
1480
DECLARE_String(test_s3_endpoint);
1481
DECLARE_String(test_s3_region);
1482
DECLARE_String(test_s3_bucket);
1483
DECLARE_String(test_s3_prefix);
1484
#endif
1485
1486
class Register {
1487
public:
1488
    struct Field {
1489
        const char* type = nullptr;
1490
        const char* name = nullptr;
1491
        void* storage = nullptr;
1492
        const char* defval = nullptr;
1493
        bool valmutable = false;
1494
        Field(const char* ftype, const char* fname, void* fstorage, const char* fdefval,
1495
              bool fvalmutable)
1496
                : type(ftype),
1497
                  name(fname),
1498
                  storage(fstorage),
1499
                  defval(fdefval),
1500
615
                  valmutable(fvalmutable) {}
1501
    };
1502
1503
public:
1504
    static std::map<std::string, Field>* _s_field_map;
1505
1506
public:
1507
    Register(const char* ftype, const char* fname, void* fstorage, const char* fdefval,
1508
611
             bool fvalmutable) {
1509
611
        if (_s_field_map == nullptr) {
1510
1
            _s_field_map = new std::map<std::string, Field>();
1511
1
        }
1512
611
        Field field(ftype, fname, fstorage, fdefval, fvalmutable);
1513
611
        _s_field_map->insert(std::make_pair(std::string(fname), field));
1514
611
    }
1515
};
1516
1517
// RegisterConfValidator class is used to store validator function of registered config fields in
1518
// Register::_s_field_map.
1519
// If any validator return false when BE bootstart, the bootstart will be terminated.
1520
// If validator return false when use http API to update some config, the config will not
1521
// be modified and the API will return failure.
1522
class RegisterConfValidator {
1523
public:
1524
    // Validator for each config name.
1525
    static std::map<std::string, std::function<bool()>>* _s_field_validator;
1526
1527
public:
1528
    RegisterConfValidator(const char* fname, const std::function<bool()>& validator) {
1529
        if (_s_field_validator == nullptr) {
1530
            _s_field_validator = new std::map<std::string, std::function<bool()>>();
1531
        }
1532
        // register validator to _s_field_validator
1533
        _s_field_validator->insert(std::make_pair(std::string(fname), validator));
1534
    }
1535
};
1536
1537
// configuration properties load from config file.
1538
class Properties {
1539
public:
1540
    // load conf from file, if must_exist is true and file does not exist, return false
1541
    bool load(const char* conf_file, bool must_exist = true);
1542
1543
    // Find the config value by key from `file_conf_map`.
1544
    // If found, set `retval` to the config value,
1545
    // or set `retval` to `defstr`
1546
    // if retval is not set(in case defstr is nullptr), set is_retval_set to false
1547
    template <typename T>
1548
    bool get_or_default(const char* key, const char* defstr, T& retval, bool* is_retval_set,
1549
                        std::string& rawval) const;
1550
1551
    void set(const std::string& key, const std::string& val);
1552
1553
    void set_force(const std::string& key, const std::string& val);
1554
1555
    // dump props to conf file
1556
    Status dump(const std::string& conffile);
1557
1558
private:
1559
    std::map<std::string, std::string> file_conf_map;
1560
};
1561
1562
// full configurations.
1563
extern std::map<std::string, std::string>* full_conf_map;
1564
1565
extern std::mutex custom_conf_lock;
1566
1567
// Init the config from `conf_file`.
1568
// If fill_conf_map is true, the updated config will also update the `full_conf_map`.
1569
// If must_exist is true and `conf_file` does not exist, this function will return false.
1570
// If set_to_default is true, the config value will be set to default value if not found in `conf_file`.
1571
bool init(const char* conf_file, bool fill_conf_map = false, bool must_exist = true,
1572
          bool set_to_default = true);
1573
1574
Status set_config(const std::string& field, const std::string& value, bool need_persist = false,
1575
                  bool force = false);
1576
1577
Status persist_config(const std::string& field, const std::string& value);
1578
1579
std::mutex* get_mutable_string_config_lock();
1580
1581
std::vector<std::vector<std::string>> get_config_info();
1582
1583
Status set_fuzzy_configs();
1584
1585
void update_config(const std::string& field, const std::string& value);
1586
1587
} // namespace config
1588
} // namespace doris