// Licensed to the Apache Software Foundation (ASF) under one

// or more contributor license agreements.  See the NOTICE file

// distributed with this work for additional information

// regarding copyright ownership.  The ASF licenses this file

// to you under the Apache License, Version 2.0 (the

// "License"); you may not use this file except in compliance

// with the License.  You may obtain a copy of the License at

//

//   http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing,

// software distributed under the License is distributed on an

// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

// KIND, either express or implied.  See the License for the

// specific language governing permissions and limitations

// under the License.

#include "common/metrics/doris_metrics.h"

// IWYU pragma: no_include <bthread/errno.h>

#include <errno.h> // IWYU pragma: keep

#include <glog/logging.h>

#include <inttypes.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <unistd.h>

#include <algorithm>

#include <functional>

#include <ostream>

#include "common/metrics/metrics.h"

#include "common/metrics/system_metrics.h"

#include "common/status.h"

#include "io/fs/local_file_system.h"

namespace doris {

namespace io {

struct FileInfo;

} // namespace io

DEFINE_COUNTER_METRIC_PROTOTYPE_3ARG(fragment_requests_total, MetricUnit::REQUESTS,

                                     "Total fragment requests received.");

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(fragment_request_duration_us, MetricUnit::MICROSECONDS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(query_scan_bytes, MetricUnit::BYTES);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(query_scan_bytes_from_local, MetricUnit::BYTES);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(query_scan_bytes_from_remote, MetricUnit::BYTES);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(query_scan_rows, MetricUnit::ROWS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(query_scan_count, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(push_requests_success_total, MetricUnit::REQUESTS, "",

                                     push_requests_total, Labels({{"status", "SUCCESS"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(push_requests_fail_total, MetricUnit::REQUESTS, "",

                                     push_requests_total, Labels({{"status", "FAIL"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(push_request_duration_us, MetricUnit::MICROSECONDS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(push_request_write_bytes, MetricUnit::BYTES);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(push_request_write_rows, MetricUnit::ROWS);

#define DEFINE_ENGINE_COUNTER_METRIC(name, type, status)                                        \

    DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(name, MetricUnit::REQUESTS, "", engine_requests_total, \

                                         Labels({{"type", #type}, {"status", #status}}));

DEFINE_ENGINE_COUNTER_METRIC(create_tablet_requests_total, create_tablet, total);

DEFINE_ENGINE_COUNTER_METRIC(create_tablet_requests_failed, create_tablet, failed);

DEFINE_ENGINE_COUNTER_METRIC(drop_tablet_requests_total, drop_tablet, total);

DEFINE_ENGINE_COUNTER_METRIC(report_all_tablets_requests_skip, report_all_tablets, skip)

DEFINE_ENGINE_COUNTER_METRIC(schema_change_requests_total, schema_change, total);

DEFINE_ENGINE_COUNTER_METRIC(schema_change_requests_failed, schema_change, failed);

DEFINE_ENGINE_COUNTER_METRIC(create_rollup_requests_total, create_rollup, total);

DEFINE_ENGINE_COUNTER_METRIC(create_rollup_requests_failed, create_rollup, failed);

DEFINE_ENGINE_COUNTER_METRIC(storage_migrate_requests_total, storage_migrate, total);

DEFINE_ENGINE_COUNTER_METRIC(storage_migrate_v2_requests_total, storage_migrate_v2, total);

DEFINE_ENGINE_COUNTER_METRIC(storage_migrate_v2_requests_failed, storage_migrate_v2, failed);

DEFINE_ENGINE_COUNTER_METRIC(delete_requests_total, delete, total);

DEFINE_ENGINE_COUNTER_METRIC(delete_requests_failed, delete, failed);

DEFINE_ENGINE_COUNTER_METRIC(clone_requests_total, clone, total);

DEFINE_ENGINE_COUNTER_METRIC(clone_requests_failed, clone, failed);

DEFINE_ENGINE_COUNTER_METRIC(finish_task_requests_total, finish_task, total);

DEFINE_ENGINE_COUNTER_METRIC(finish_task_requests_failed, finish_task, failed);

DEFINE_ENGINE_COUNTER_METRIC(base_compaction_request_total, base_compaction, total);

DEFINE_ENGINE_COUNTER_METRIC(base_compaction_request_failed, base_compaction, failed);

DEFINE_ENGINE_COUNTER_METRIC(single_compaction_request_total, single_compaction, total);

DEFINE_ENGINE_COUNTER_METRIC(single_compaction_request_failed, single_compaction, failed);

DEFINE_ENGINE_COUNTER_METRIC(single_compaction_request_cancelled, single_compaction, cancelled);

DEFINE_ENGINE_COUNTER_METRIC(cumulative_compaction_request_total, cumulative_compaction, total);

DEFINE_ENGINE_COUNTER_METRIC(cumulative_compaction_request_failed, cumulative_compaction, failed);

DEFINE_ENGINE_COUNTER_METRIC(publish_task_request_total, publish, total);

DEFINE_ENGINE_COUNTER_METRIC(publish_task_failed_total, publish, failed);

DEFINE_ENGINE_COUNTER_METRIC(alter_inverted_index_requests_total, alter_inverted_index, total);

DEFINE_ENGINE_COUNTER_METRIC(alter_inverted_index_requests_failed, alter_inverted_index, failed);

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(base_compaction_deltas_total, MetricUnit::ROWSETS, "",

                                     compaction_deltas_total, Labels({{"type", "base"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(cumulative_compaction_deltas_total, MetricUnit::ROWSETS, "",

                                     compaction_deltas_total, Labels({{"type", "cumulative"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(full_compaction_deltas_total, MetricUnit::ROWSETS, "",

                                     compaction_deltas_total, Labels({{"type", "full"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(base_compaction_bytes_total, MetricUnit::BYTES, "",

                                     compaction_bytes_total, Labels({{"type", "base"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(cumulative_compaction_bytes_total, MetricUnit::BYTES, "",

                                     compaction_bytes_total, Labels({{"type", "cumulative"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(full_compaction_bytes_total, MetricUnit::BYTES, "",

                                     compaction_bytes_total, Labels({{"type", "full"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(base_compaction_task_running_total, MetricUnit::ROWSETS, "",

                                     compaction_task_state_total, Labels({{"type", "base"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(base_compaction_task_pending_total, MetricUnit::ROWSETS, "",

                                     compaction_task_state_total, Labels({{"type", "base"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(cumulative_compaction_task_running_total, MetricUnit::ROWSETS,

                                     "", compaction_task_state_total,

                                     Labels({{"type", "cumulative"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(cumulative_compaction_task_pending_total, MetricUnit::ROWSETS,

                                     "", compaction_task_state_total,

                                     Labels({{"type", "cumulative"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(segment_read_total, MetricUnit::OPERATIONS,

                                     "(segment_v2) total number of segments read", segment_read,

                                     Labels({{"type", "segment_read_total"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(

        segment_row_total, MetricUnit::ROWS,

        "(segment_v2) total number of rows in queried segments (before index pruning)",

        segment_read, Labels({{"type", "segment_row_total"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(condition_cache_search_count, MetricUnit::OPERATIONS,

                                     "number of condition cache lookups when digest != 0",

                                     condition_cache, Labels({{"type", "condition_cache_search"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(condition_cache_hit_count, MetricUnit::OPERATIONS,

                                     "number of condition cache hits", condition_cache,

                                     Labels({{"type", "condition_cache_hit"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(stream_load_txn_begin_request_total, MetricUnit::OPERATIONS,

                                     "", stream_load_txn_request, Labels({{"type", "begin"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(stream_load_txn_commit_request_total, MetricUnit::OPERATIONS,

                                     "", stream_load_txn_request, Labels({{"type", "commit"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(stream_load_txn_rollback_request_total, MetricUnit::OPERATIONS,

                                     "", stream_load_txn_request, Labels({{"type", "rollback"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(stream_receive_bytes_total, MetricUnit::BYTES, "", stream_load,

                                     Labels({{"type", "receive_bytes"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(stream_load_rows_total, MetricUnit::ROWS, "", stream_load,

                                     Labels({{"type", "load_rows"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(compaction_producer_callback_a_round_time,

                                     MetricUnit::ROWSETS);

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(local_compaction_read_rows_total, MetricUnit::ROWS, "",

                                     compaction_rows_total, Labels({{"type", "read"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(local_compaction_read_bytes_total, MetricUnit::BYTES, "",

                                     compaction_bytes_total, Labels({{"type", "read"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(local_compaction_write_rows_total, MetricUnit::ROWS, "",

                                     compaction_rows_total, Labels({{"type", "write"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(local_compaction_write_bytes_total, MetricUnit::BYTES, "",

                                     compaction_bytes_total, Labels({{"type", "write"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(remote_compaction_read_rows_total, MetricUnit::ROWS, "",

                                     compaction_rows_total, Labels({{"type", "read"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(remote_compaction_read_bytes_total, MetricUnit::BYTES, "",

                                     compaction_bytes_total, Labels({{"type", "read"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(remote_compaction_write_rows_total, MetricUnit::ROWS, "",

                                     compaction_rows_total, Labels({{"type", "write"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_5ARG(remote_compaction_write_bytes_total, MetricUnit::BYTES, "",

                                     compaction_bytes_total, Labels({{"type", "write"}}));

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(load_rows, MetricUnit::ROWS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(load_bytes, MetricUnit::BYTES);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(routine_load_get_msg_latency, MetricUnit::MILLISECONDS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(routine_load_get_msg_count, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(routine_load_consume_rows, MetricUnit::ROWS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(routine_load_consume_bytes, MetricUnit::BYTES);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(memtable_flush_total, MetricUnit::OPERATIONS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(memtable_flush_duration_us, MetricUnit::MICROSECONDS);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(memory_pool_bytes_total, MetricUnit::BYTES);

DEFINE_GAUGE_CORE_METRIC_PROTOTYPE_2ARG(process_thread_num, MetricUnit::NOUNIT);

DEFINE_GAUGE_CORE_METRIC_PROTOTYPE_2ARG(process_fd_num_used, MetricUnit::NOUNIT);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(process_fd_num_limit_soft, MetricUnit::NOUNIT);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(process_fd_num_limit_hard, MetricUnit::NOUNIT);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(tablet_cumulative_max_compaction_score, MetricUnit::NOUNIT);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(tablet_base_max_compaction_score, MetricUnit::NOUNIT);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(all_rowsets_num, MetricUnit::NOUNIT);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(all_segments_num, MetricUnit::NOUNIT);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(compaction_used_permits, MetricUnit::NOUNIT);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(compaction_waitting_permits, MetricUnit::NOUNIT);

DEFINE_HISTOGRAM_METRIC_PROTOTYPE_2ARG(tablet_version_num_distribution, MetricUnit::NOUNIT);

DEFINE_GAUGE_CORE_METRIC_PROTOTYPE_2ARG(query_scan_bytes_per_second, MetricUnit::BYTES);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(readable_blocks_total, MetricUnit::BLOCKS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(writable_blocks_total, MetricUnit::BLOCKS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(blocks_created_total, MetricUnit::OPERATIONS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(blocks_deleted_total, MetricUnit::OPERATIONS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(bytes_read_total, MetricUnit::BYTES);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(bytes_written_total, MetricUnit::BYTES);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(disk_sync_total, MetricUnit::OPERATIONS);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(blocks_open_reading, MetricUnit::BLOCKS);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(blocks_open_writing, MetricUnit::BLOCKS);

DEFINE_GAUGE_CORE_METRIC_PROTOTYPE_2ARG(query_cache_memory_total_byte, MetricUnit::BYTES);

DEFINE_GAUGE_CORE_METRIC_PROTOTYPE_2ARG(query_cache_sql_total_count, MetricUnit::NOUNIT);

DEFINE_GAUGE_CORE_METRIC_PROTOTYPE_2ARG(query_cache_partition_total_count, MetricUnit::NOUNIT);

DEFINE_GAUGE_CORE_METRIC_PROTOTYPE_2ARG(upload_total_byte, MetricUnit::BYTES);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(upload_rowset_count, MetricUnit::ROWSETS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(upload_fail_count, MetricUnit::ROWSETS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(local_file_reader_total, MetricUnit::FILESYSTEM);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(s3_file_reader_total, MetricUnit::FILESYSTEM);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(hdfs_file_reader_total, MetricUnit::FILESYSTEM);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(broker_file_reader_total, MetricUnit::FILESYSTEM);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(local_file_writer_total, MetricUnit::FILESYSTEM);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(s3_file_writer_total, MetricUnit::FILESYSTEM);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(file_created_total, MetricUnit::FILESYSTEM);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(s3_file_created_total, MetricUnit::FILESYSTEM);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(local_bytes_read_total, MetricUnit::FILESYSTEM);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(s3_bytes_read_total, MetricUnit::FILESYSTEM);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(local_bytes_written_total, MetricUnit::FILESYSTEM);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(s3_bytes_written_total, MetricUnit::FILESYSTEM);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(local_file_open_reading, MetricUnit::FILESYSTEM);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(s3_file_open_reading, MetricUnit::FILESYSTEM);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(hdfs_file_open_reading, MetricUnit::FILESYSTEM);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(broker_file_open_reading, MetricUnit::FILESYSTEM);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(local_file_open_writing, MetricUnit::FILESYSTEM);

DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(s3_file_open_writing, MetricUnit::FILESYSTEM);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(num_io_bytes_read_total, MetricUnit::OPERATIONS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(num_io_bytes_read_from_cache, MetricUnit::OPERATIONS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(num_io_bytes_read_from_remote, MetricUnit::OPERATIONS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(num_io_bytes_read_from_peer, MetricUnit::OPERATIONS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(udf_close_bthread_count, MetricUnit::OPERATIONS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(query_ctx_cnt, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(scanner_ctx_cnt, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(scanner_cnt, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(scanner_task_cnt, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(pipeline_task_queue_size, MetricUnit::NOUNIT);

DEFINE_GAUGE_CORE_METRIC_PROTOTYPE_2ARG(runtime_filter_consumer_num, MetricUnit::NOUNIT);

DEFINE_GAUGE_CORE_METRIC_PROTOTYPE_2ARG(runtime_filter_consumer_ready_num, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(runtime_filter_consumer_wait_ready_ms,

                                     MetricUnit::MILLISECONDS);

DEFINE_GAUGE_CORE_METRIC_PROTOTYPE_2ARG(runtime_filter_consumer_timeout_num, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(get_remote_tablet_slow_time_ms, MetricUnit::MILLISECONDS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(get_remote_tablet_slow_cnt, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(ann_index_load_costs_ms, MetricUnit::MILLISECONDS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(ann_index_load_cnt, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(ann_index_search_costs_ms, MetricUnit::MILLISECONDS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(ann_index_search_cnt, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(ann_index_in_memory_cnt, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(ann_index_in_memory_rows_cnt, MetricUnit::ROWS);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(ann_index_construction, MetricUnit::NOUNIT);

DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(ann_index_build_index_threads, MetricUnit::NOUNIT);

const std::string DorisMetrics::_s_registry_name = "doris_be";

const std::string DorisMetrics::_s_hook_name = "doris_metrics";

DorisMetrics::DorisMetrics() : _metric_registry(_s_registry_name) {

    _server_metric_entity = _metric_registry.register_entity("server");

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, fragment_requests_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, fragment_request_duration_us);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, query_scan_bytes);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, query_scan_bytes_from_local);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, query_scan_bytes_from_remote);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, query_scan_rows);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, push_requests_success_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, push_requests_fail_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, push_request_duration_us);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, push_request_write_bytes);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, push_request_write_rows);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, compaction_producer_callback_a_round_time);

    // engine_requests_total

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, create_tablet_requests_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, create_tablet_requests_failed);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, drop_tablet_requests_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, report_all_tablets_requests_skip);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, schema_change_requests_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, schema_change_requests_failed);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, create_rollup_requests_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, create_rollup_requests_failed);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, storage_migrate_requests_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, storage_migrate_v2_requests_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, storage_migrate_v2_requests_failed);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, delete_requests_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, delete_requests_failed);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, clone_requests_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, clone_requests_failed);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, finish_task_requests_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, finish_task_requests_failed);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, base_compaction_request_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, base_compaction_request_failed);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, cumulative_compaction_request_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, cumulative_compaction_request_failed);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, single_compaction_request_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, single_compaction_request_failed);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, single_compaction_request_cancelled);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, publish_task_request_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, publish_task_failed_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, alter_inverted_index_requests_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, alter_inverted_index_requests_failed);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, local_compaction_read_rows_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, local_compaction_read_bytes_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, local_compaction_write_rows_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, local_compaction_write_bytes_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, remote_compaction_read_rows_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, remote_compaction_read_bytes_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, remote_compaction_write_rows_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, remote_compaction_write_bytes_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, base_compaction_deltas_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, base_compaction_bytes_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, cumulative_compaction_deltas_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, cumulative_compaction_bytes_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, full_compaction_deltas_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, full_compaction_bytes_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, base_compaction_task_running_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, base_compaction_task_pending_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, cumulative_compaction_task_running_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, cumulative_compaction_task_pending_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, segment_read_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, condition_cache_search_count);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, condition_cache_hit_count);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, segment_row_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, stream_load_txn_begin_request_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, stream_load_txn_commit_request_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, stream_load_txn_rollback_request_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, stream_receive_bytes_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, stream_load_rows_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, routine_load_get_msg_latency);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, routine_load_get_msg_count);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, routine_load_consume_bytes);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, routine_load_consume_rows);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, memtable_flush_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, memtable_flush_duration_us);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, memory_pool_bytes_total);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, process_thread_num);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, process_fd_num_used);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, process_fd_num_limit_soft);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, process_fd_num_limit_hard);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, tablet_cumulative_max_compaction_score);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, tablet_base_max_compaction_score);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, all_rowsets_num);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, all_segments_num);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, compaction_used_permits);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, compaction_waitting_permits);

    HISTOGRAM_METRIC_REGISTER(_server_metric_entity, tablet_version_num_distribution);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, query_scan_bytes_per_second);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, load_rows);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, load_bytes);

    INT_UGAUGE_METRIC_REGISTER(_server_metric_entity, upload_total_byte);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, upload_rowset_count);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, upload_fail_count);

    _server_metric_entity->register_hook(_s_hook_name, std::bind(&DorisMetrics::_update, this));

    INT_UGAUGE_METRIC_REGISTER(_server_metric_entity, query_cache_memory_total_byte);

    INT_UGAUGE_METRIC_REGISTER(_server_metric_entity, query_cache_sql_total_count);

    INT_UGAUGE_METRIC_REGISTER(_server_metric_entity, query_cache_partition_total_count);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, local_file_reader_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, s3_file_reader_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, hdfs_file_reader_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, broker_file_reader_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, local_file_writer_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, s3_file_writer_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, file_created_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, s3_file_created_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, local_bytes_read_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, s3_bytes_read_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, local_bytes_written_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, s3_bytes_written_total);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, local_file_open_reading);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, s3_file_open_reading);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, hdfs_file_open_reading);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, broker_file_open_reading);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, local_file_open_writing);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, s3_file_open_writing);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, num_io_bytes_read_total);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, num_io_bytes_read_from_cache);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, num_io_bytes_read_from_remote);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, num_io_bytes_read_from_peer);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, udf_close_bthread_count);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, query_ctx_cnt);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, scanner_ctx_cnt);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, scanner_cnt);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, scanner_task_cnt);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, runtime_filter_consumer_num);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, runtime_filter_consumer_ready_num);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, runtime_filter_consumer_wait_ready_ms);

    INT_GAUGE_METRIC_REGISTER(_server_metric_entity, runtime_filter_consumer_timeout_num);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, get_remote_tablet_slow_time_ms);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, get_remote_tablet_slow_cnt);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, pipeline_task_queue_size);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, ann_index_load_costs_ms);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, ann_index_load_cnt);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, ann_index_search_costs_ms);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, ann_index_search_cnt);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, ann_index_in_memory_cnt);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, ann_index_in_memory_rows_cnt);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, ann_index_construction);

    INT_COUNTER_METRIC_REGISTER(_server_metric_entity, ann_index_build_index_threads);

}

void DorisMetrics::initialize(bool init_system_metrics, const std::set<std::string>& disk_devices,

                              const std::vector<std::string>& network_interfaces) {

    if (init_system_metrics) {

        _system_metrics.reset(

                new SystemMetrics(&_metric_registry, disk_devices, network_interfaces));

    }

}

void DorisMetrics::init_jvm_metrics() {

    _jvm_metrics.reset(new JvmMetrics(&_metric_registry));

}

void DorisMetrics::_update() {

    _update_process_thread_num();

    _update_process_fd_num();

}

// get num of thread of doris_be process

// from /proc/self/task

void DorisMetrics::_update_process_thread_num() {

    std::error_code ec;

    std::filesystem::directory_iterator dict_iter("/proc/self/task/", ec);

    if (ec) {

        LOG(WARNING) << "failed to count thread num: " << ec.message();

        process_thread_num->set_value(0);

        return;

    }

    int64_t count =

            std::count_if(dict_iter, std::filesystem::end(dict_iter), [](const auto& entry) {

                std::error_code error_code;

                return entry.is_directory(error_code) && !error_code;

            });

    process_thread_num->set_value(count);

}

// get num of file descriptor of doris_be process

void DorisMetrics::_update_process_fd_num() {

    // fd used

    std::error_code ec;

    std::filesystem::directory_iterator dict_iter("/proc/self/fd/", ec);

    if (ec) {

        LOG(WARNING) << "failed to count fd: " << ec.message();

        process_fd_num_used->set_value(0);

        return;

    }

    int64_t count =

            std::count_if(dict_iter, std::filesystem::end(dict_iter), [](const auto& entry) {

                std::error_code error_code;

                return entry.is_regular_file(error_code) && !error_code;

            });

    process_fd_num_used->set_value(count);

    // fd limits

    FILE* fp = fopen("/proc/self/limits", "r");

    if (fp == nullptr) {

        char buf[64];

        LOG(WARNING) << "open /proc/self/limits failed, errno=" << errno

                     << ", message=" << strerror_r(errno, buf, 64);

        return;

    }

    // /proc/self/limits

    // Max open files            65536                65536                files

    int64_t values[2];

    size_t line_buf_size = 0;

    char* line_ptr = nullptr;

    while (getline(&line_ptr, &line_buf_size, fp) > 0) {

        memset(values, 0, sizeof(values));

        int num = sscanf(line_ptr, "Max open files %" PRId64 " %" PRId64, &values[0], &values[1]);

        if (num == 2) {

            process_fd_num_limit_soft->set_value(values[0]);

            process_fd_num_limit_hard->set_value(values[1]);

            break;

        }

    }

    if (line_ptr != nullptr) {

        free(line_ptr);

    }

    if (ferror(fp) != 0) {

        char buf[64];

        LOG(WARNING) << "getline failed, errno=" << errno

                     << ", message=" << strerror_r(errno, buf, 64);

    }

    fclose(fp);

}

} // namespace doris