01e6badbb6
Summary: Introduce CPU timers for iterator seek and next operations. Seek counter includes SeekToFirst, SeekToLast and SeekForPrev, w/ the caveat that SeekToLast timer doesn't include some post processing time if upper bound is defined. Pull Request resolved: https://github.com/facebook/rocksdb/pull/5076 Differential Revision: D14525218 Pulled By: fredfsh fbshipit-source-id: 03ba25df3b22b06c072621e4de0eacfa1445f0d9
557 lines
24 KiB
C++
557 lines
24 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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#include <sstream>
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#include "monitoring/perf_context_imp.h"
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namespace rocksdb {
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#if defined(NPERF_CONTEXT) || !defined(ROCKSDB_SUPPORT_THREAD_LOCAL)
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PerfContext perf_context;
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#else
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#if defined(OS_SOLARIS)
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__thread PerfContext perf_context_;
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#else
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thread_local PerfContext perf_context;
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#endif
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#endif
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PerfContext* get_perf_context() {
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#if defined(NPERF_CONTEXT) || !defined(ROCKSDB_SUPPORT_THREAD_LOCAL)
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return &perf_context;
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#else
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#if defined(OS_SOLARIS)
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return &perf_context_;
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#else
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return &perf_context;
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#endif
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#endif
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}
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PerfContext::~PerfContext() {
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#if !defined(NPERF_CONTEXT) && defined(ROCKSDB_SUPPORT_THREAD_LOCAL) && !defined(OS_SOLARIS)
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ClearPerLevelPerfContext();
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#endif
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}
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PerfContext::PerfContext(const PerfContext& other) {
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#ifndef NPERF_CONTEXT
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user_key_comparison_count = other.user_key_comparison_count;
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block_cache_hit_count = other.block_cache_hit_count;
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block_read_count = other.block_read_count;
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block_read_byte = other.block_read_byte;
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block_read_time = other.block_read_time;
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block_cache_index_hit_count = other.block_cache_index_hit_count;
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index_block_read_count = other.index_block_read_count;
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block_cache_filter_hit_count = other.block_cache_filter_hit_count;
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filter_block_read_count = other.filter_block_read_count;
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compression_dict_block_read_count = other.compression_dict_block_read_count;
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block_checksum_time = other.block_checksum_time;
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block_decompress_time = other.block_decompress_time;
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get_read_bytes = other.get_read_bytes;
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multiget_read_bytes = other.multiget_read_bytes;
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iter_read_bytes = other.iter_read_bytes;
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internal_key_skipped_count = other.internal_key_skipped_count;
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internal_delete_skipped_count = other.internal_delete_skipped_count;
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internal_recent_skipped_count = other.internal_recent_skipped_count;
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internal_merge_count = other.internal_merge_count;
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write_wal_time = other.write_wal_time;
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get_snapshot_time = other.get_snapshot_time;
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get_from_memtable_time = other.get_from_memtable_time;
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get_from_memtable_count = other.get_from_memtable_count;
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get_post_process_time = other.get_post_process_time;
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get_from_output_files_time = other.get_from_output_files_time;
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seek_on_memtable_time = other.seek_on_memtable_time;
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seek_on_memtable_count = other.seek_on_memtable_count;
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next_on_memtable_count = other.next_on_memtable_count;
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prev_on_memtable_count = other.prev_on_memtable_count;
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seek_child_seek_time = other.seek_child_seek_time;
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seek_child_seek_count = other.seek_child_seek_count;
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seek_min_heap_time = other.seek_min_heap_time;
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seek_internal_seek_time = other.seek_internal_seek_time;
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find_next_user_entry_time = other.find_next_user_entry_time;
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write_pre_and_post_process_time = other.write_pre_and_post_process_time;
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write_memtable_time = other.write_memtable_time;
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write_delay_time = other.write_delay_time;
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write_thread_wait_nanos = other.write_thread_wait_nanos;
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write_scheduling_flushes_compactions_time =
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other.write_scheduling_flushes_compactions_time;
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db_mutex_lock_nanos = other.db_mutex_lock_nanos;
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db_condition_wait_nanos = other.db_condition_wait_nanos;
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merge_operator_time_nanos = other.merge_operator_time_nanos;
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read_index_block_nanos = other.read_index_block_nanos;
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read_filter_block_nanos = other.read_filter_block_nanos;
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new_table_block_iter_nanos = other.new_table_block_iter_nanos;
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new_table_iterator_nanos = other.new_table_iterator_nanos;
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block_seek_nanos = other.block_seek_nanos;
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find_table_nanos = other.find_table_nanos;
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bloom_memtable_hit_count = other.bloom_memtable_hit_count;
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bloom_memtable_miss_count = other.bloom_memtable_miss_count;
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bloom_sst_hit_count = other.bloom_sst_hit_count;
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bloom_sst_miss_count = other.bloom_sst_miss_count;
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key_lock_wait_time = other.key_lock_wait_time;
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key_lock_wait_count = other.key_lock_wait_count;
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env_new_sequential_file_nanos = other.env_new_sequential_file_nanos;
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env_new_random_access_file_nanos = other.env_new_random_access_file_nanos;
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env_new_writable_file_nanos = other.env_new_writable_file_nanos;
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env_reuse_writable_file_nanos = other.env_reuse_writable_file_nanos;
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env_new_random_rw_file_nanos = other.env_new_random_rw_file_nanos;
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env_new_directory_nanos = other.env_new_directory_nanos;
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env_file_exists_nanos = other.env_file_exists_nanos;
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env_get_children_nanos = other.env_get_children_nanos;
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env_get_children_file_attributes_nanos =
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other.env_get_children_file_attributes_nanos;
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env_delete_file_nanos = other.env_delete_file_nanos;
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env_create_dir_nanos = other.env_create_dir_nanos;
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env_create_dir_if_missing_nanos = other.env_create_dir_if_missing_nanos;
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env_delete_dir_nanos = other.env_delete_dir_nanos;
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env_get_file_size_nanos = other.env_get_file_size_nanos;
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env_get_file_modification_time_nanos =
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other.env_get_file_modification_time_nanos;
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env_rename_file_nanos = other.env_rename_file_nanos;
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env_link_file_nanos = other.env_link_file_nanos;
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env_lock_file_nanos = other.env_lock_file_nanos;
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env_unlock_file_nanos = other.env_unlock_file_nanos;
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env_new_logger_nanos = other.env_new_logger_nanos;
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get_cpu_nanos = other.get_cpu_nanos;
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iter_next_cpu_nanos = other.iter_next_cpu_nanos;
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iter_prev_cpu_nanos = other.iter_prev_cpu_nanos;
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iter_seek_cpu_nanos = other.iter_seek_cpu_nanos;
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if (per_level_perf_context_enabled && level_to_perf_context != nullptr) {
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ClearPerLevelPerfContext();
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}
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if (other.level_to_perf_context != nullptr) {
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level_to_perf_context = new std::map<uint32_t, PerfContextByLevel>();
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*level_to_perf_context = *other.level_to_perf_context;
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}
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per_level_perf_context_enabled = other.per_level_perf_context_enabled;
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#endif
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}
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PerfContext::PerfContext(PerfContext&& other) noexcept {
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#ifndef NPERF_CONTEXT
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user_key_comparison_count = other.user_key_comparison_count;
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block_cache_hit_count = other.block_cache_hit_count;
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block_read_count = other.block_read_count;
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block_read_byte = other.block_read_byte;
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block_read_time = other.block_read_time;
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block_cache_index_hit_count = other.block_cache_index_hit_count;
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index_block_read_count = other.index_block_read_count;
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block_cache_filter_hit_count = other.block_cache_filter_hit_count;
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filter_block_read_count = other.filter_block_read_count;
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compression_dict_block_read_count = other.compression_dict_block_read_count;
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block_checksum_time = other.block_checksum_time;
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block_decompress_time = other.block_decompress_time;
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get_read_bytes = other.get_read_bytes;
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multiget_read_bytes = other.multiget_read_bytes;
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iter_read_bytes = other.iter_read_bytes;
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internal_key_skipped_count = other.internal_key_skipped_count;
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internal_delete_skipped_count = other.internal_delete_skipped_count;
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internal_recent_skipped_count = other.internal_recent_skipped_count;
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internal_merge_count = other.internal_merge_count;
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write_wal_time = other.write_wal_time;
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get_snapshot_time = other.get_snapshot_time;
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get_from_memtable_time = other.get_from_memtable_time;
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get_from_memtable_count = other.get_from_memtable_count;
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get_post_process_time = other.get_post_process_time;
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get_from_output_files_time = other.get_from_output_files_time;
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seek_on_memtable_time = other.seek_on_memtable_time;
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seek_on_memtable_count = other.seek_on_memtable_count;
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next_on_memtable_count = other.next_on_memtable_count;
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prev_on_memtable_count = other.prev_on_memtable_count;
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seek_child_seek_time = other.seek_child_seek_time;
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seek_child_seek_count = other.seek_child_seek_count;
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seek_min_heap_time = other.seek_min_heap_time;
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seek_internal_seek_time = other.seek_internal_seek_time;
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find_next_user_entry_time = other.find_next_user_entry_time;
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write_pre_and_post_process_time = other.write_pre_and_post_process_time;
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write_memtable_time = other.write_memtable_time;
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write_delay_time = other.write_delay_time;
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write_thread_wait_nanos = other.write_thread_wait_nanos;
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write_scheduling_flushes_compactions_time =
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other.write_scheduling_flushes_compactions_time;
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db_mutex_lock_nanos = other.db_mutex_lock_nanos;
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db_condition_wait_nanos = other.db_condition_wait_nanos;
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merge_operator_time_nanos = other.merge_operator_time_nanos;
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read_index_block_nanos = other.read_index_block_nanos;
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read_filter_block_nanos = other.read_filter_block_nanos;
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new_table_block_iter_nanos = other.new_table_block_iter_nanos;
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new_table_iterator_nanos = other.new_table_iterator_nanos;
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block_seek_nanos = other.block_seek_nanos;
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find_table_nanos = other.find_table_nanos;
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bloom_memtable_hit_count = other.bloom_memtable_hit_count;
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bloom_memtable_miss_count = other.bloom_memtable_miss_count;
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bloom_sst_hit_count = other.bloom_sst_hit_count;
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bloom_sst_miss_count = other.bloom_sst_miss_count;
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key_lock_wait_time = other.key_lock_wait_time;
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key_lock_wait_count = other.key_lock_wait_count;
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env_new_sequential_file_nanos = other.env_new_sequential_file_nanos;
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env_new_random_access_file_nanos = other.env_new_random_access_file_nanos;
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env_new_writable_file_nanos = other.env_new_writable_file_nanos;
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env_reuse_writable_file_nanos = other.env_reuse_writable_file_nanos;
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env_new_random_rw_file_nanos = other.env_new_random_rw_file_nanos;
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env_new_directory_nanos = other.env_new_directory_nanos;
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env_file_exists_nanos = other.env_file_exists_nanos;
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env_get_children_nanos = other.env_get_children_nanos;
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env_get_children_file_attributes_nanos =
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other.env_get_children_file_attributes_nanos;
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env_delete_file_nanos = other.env_delete_file_nanos;
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env_create_dir_nanos = other.env_create_dir_nanos;
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env_create_dir_if_missing_nanos = other.env_create_dir_if_missing_nanos;
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env_delete_dir_nanos = other.env_delete_dir_nanos;
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env_get_file_size_nanos = other.env_get_file_size_nanos;
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env_get_file_modification_time_nanos =
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other.env_get_file_modification_time_nanos;
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env_rename_file_nanos = other.env_rename_file_nanos;
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env_link_file_nanos = other.env_link_file_nanos;
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env_lock_file_nanos = other.env_lock_file_nanos;
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env_unlock_file_nanos = other.env_unlock_file_nanos;
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env_new_logger_nanos = other.env_new_logger_nanos;
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get_cpu_nanos = other.get_cpu_nanos;
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iter_next_cpu_nanos = other.iter_next_cpu_nanos;
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iter_prev_cpu_nanos = other.iter_prev_cpu_nanos;
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iter_seek_cpu_nanos = other.iter_seek_cpu_nanos;
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if (per_level_perf_context_enabled && level_to_perf_context != nullptr) {
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ClearPerLevelPerfContext();
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}
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if (other.level_to_perf_context != nullptr) {
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level_to_perf_context = other.level_to_perf_context;
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other.level_to_perf_context = nullptr;
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}
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per_level_perf_context_enabled = other.per_level_perf_context_enabled;
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#endif
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}
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// TODO(Zhongyi): reduce code duplication between copy constructor and
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// assignment operator
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PerfContext& PerfContext::operator=(const PerfContext& other) {
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#ifndef NPERF_CONTEXT
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user_key_comparison_count = other.user_key_comparison_count;
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block_cache_hit_count = other.block_cache_hit_count;
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block_read_count = other.block_read_count;
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block_read_byte = other.block_read_byte;
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block_read_time = other.block_read_time;
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block_cache_index_hit_count = other.block_cache_index_hit_count;
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index_block_read_count = other.index_block_read_count;
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block_cache_filter_hit_count = other.block_cache_filter_hit_count;
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filter_block_read_count = other.filter_block_read_count;
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compression_dict_block_read_count = other.compression_dict_block_read_count;
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block_checksum_time = other.block_checksum_time;
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block_decompress_time = other.block_decompress_time;
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get_read_bytes = other.get_read_bytes;
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multiget_read_bytes = other.multiget_read_bytes;
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iter_read_bytes = other.iter_read_bytes;
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internal_key_skipped_count = other.internal_key_skipped_count;
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internal_delete_skipped_count = other.internal_delete_skipped_count;
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internal_recent_skipped_count = other.internal_recent_skipped_count;
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internal_merge_count = other.internal_merge_count;
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write_wal_time = other.write_wal_time;
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get_snapshot_time = other.get_snapshot_time;
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get_from_memtable_time = other.get_from_memtable_time;
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get_from_memtable_count = other.get_from_memtable_count;
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get_post_process_time = other.get_post_process_time;
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get_from_output_files_time = other.get_from_output_files_time;
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seek_on_memtable_time = other.seek_on_memtable_time;
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seek_on_memtable_count = other.seek_on_memtable_count;
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next_on_memtable_count = other.next_on_memtable_count;
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prev_on_memtable_count = other.prev_on_memtable_count;
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seek_child_seek_time = other.seek_child_seek_time;
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seek_child_seek_count = other.seek_child_seek_count;
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seek_min_heap_time = other.seek_min_heap_time;
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seek_internal_seek_time = other.seek_internal_seek_time;
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find_next_user_entry_time = other.find_next_user_entry_time;
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write_pre_and_post_process_time = other.write_pre_and_post_process_time;
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write_memtable_time = other.write_memtable_time;
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write_delay_time = other.write_delay_time;
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write_thread_wait_nanos = other.write_thread_wait_nanos;
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write_scheduling_flushes_compactions_time =
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other.write_scheduling_flushes_compactions_time;
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db_mutex_lock_nanos = other.db_mutex_lock_nanos;
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db_condition_wait_nanos = other.db_condition_wait_nanos;
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merge_operator_time_nanos = other.merge_operator_time_nanos;
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read_index_block_nanos = other.read_index_block_nanos;
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read_filter_block_nanos = other.read_filter_block_nanos;
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new_table_block_iter_nanos = other.new_table_block_iter_nanos;
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new_table_iterator_nanos = other.new_table_iterator_nanos;
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block_seek_nanos = other.block_seek_nanos;
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find_table_nanos = other.find_table_nanos;
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bloom_memtable_hit_count = other.bloom_memtable_hit_count;
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bloom_memtable_miss_count = other.bloom_memtable_miss_count;
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bloom_sst_hit_count = other.bloom_sst_hit_count;
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bloom_sst_miss_count = other.bloom_sst_miss_count;
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key_lock_wait_time = other.key_lock_wait_time;
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key_lock_wait_count = other.key_lock_wait_count;
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env_new_sequential_file_nanos = other.env_new_sequential_file_nanos;
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env_new_random_access_file_nanos = other.env_new_random_access_file_nanos;
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env_new_writable_file_nanos = other.env_new_writable_file_nanos;
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env_reuse_writable_file_nanos = other.env_reuse_writable_file_nanos;
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env_new_random_rw_file_nanos = other.env_new_random_rw_file_nanos;
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env_new_directory_nanos = other.env_new_directory_nanos;
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env_file_exists_nanos = other.env_file_exists_nanos;
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env_get_children_nanos = other.env_get_children_nanos;
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env_get_children_file_attributes_nanos =
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other.env_get_children_file_attributes_nanos;
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env_delete_file_nanos = other.env_delete_file_nanos;
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env_create_dir_nanos = other.env_create_dir_nanos;
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env_create_dir_if_missing_nanos = other.env_create_dir_if_missing_nanos;
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env_delete_dir_nanos = other.env_delete_dir_nanos;
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env_get_file_size_nanos = other.env_get_file_size_nanos;
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env_get_file_modification_time_nanos =
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other.env_get_file_modification_time_nanos;
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env_rename_file_nanos = other.env_rename_file_nanos;
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env_link_file_nanos = other.env_link_file_nanos;
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env_lock_file_nanos = other.env_lock_file_nanos;
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env_unlock_file_nanos = other.env_unlock_file_nanos;
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env_new_logger_nanos = other.env_new_logger_nanos;
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get_cpu_nanos = other.get_cpu_nanos;
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iter_next_cpu_nanos = other.iter_next_cpu_nanos;
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iter_prev_cpu_nanos = other.iter_prev_cpu_nanos;
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iter_seek_cpu_nanos = other.iter_seek_cpu_nanos;
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if (per_level_perf_context_enabled && level_to_perf_context != nullptr) {
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ClearPerLevelPerfContext();
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}
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if (other.level_to_perf_context != nullptr) {
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level_to_perf_context = new std::map<uint32_t, PerfContextByLevel>();
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*level_to_perf_context = *other.level_to_perf_context;
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}
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per_level_perf_context_enabled = other.per_level_perf_context_enabled;
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#endif
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return *this;
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}
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void PerfContext::Reset() {
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#ifndef NPERF_CONTEXT
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user_key_comparison_count = 0;
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block_cache_hit_count = 0;
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block_read_count = 0;
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block_read_byte = 0;
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block_read_time = 0;
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block_cache_index_hit_count = 0;
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index_block_read_count = 0;
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block_cache_filter_hit_count = 0;
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filter_block_read_count = 0;
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compression_dict_block_read_count = 0;
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block_checksum_time = 0;
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block_decompress_time = 0;
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get_read_bytes = 0;
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multiget_read_bytes = 0;
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iter_read_bytes = 0;
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internal_key_skipped_count = 0;
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internal_delete_skipped_count = 0;
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internal_recent_skipped_count = 0;
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internal_merge_count = 0;
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write_wal_time = 0;
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get_snapshot_time = 0;
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get_from_memtable_time = 0;
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get_from_memtable_count = 0;
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get_post_process_time = 0;
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get_from_output_files_time = 0;
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seek_on_memtable_time = 0;
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seek_on_memtable_count = 0;
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next_on_memtable_count = 0;
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prev_on_memtable_count = 0;
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seek_child_seek_time = 0;
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seek_child_seek_count = 0;
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seek_min_heap_time = 0;
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seek_internal_seek_time = 0;
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find_next_user_entry_time = 0;
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write_pre_and_post_process_time = 0;
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write_memtable_time = 0;
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write_delay_time = 0;
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write_thread_wait_nanos = 0;
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write_scheduling_flushes_compactions_time = 0;
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db_mutex_lock_nanos = 0;
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db_condition_wait_nanos = 0;
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merge_operator_time_nanos = 0;
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read_index_block_nanos = 0;
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read_filter_block_nanos = 0;
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new_table_block_iter_nanos = 0;
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new_table_iterator_nanos = 0;
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block_seek_nanos = 0;
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find_table_nanos = 0;
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bloom_memtable_hit_count = 0;
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bloom_memtable_miss_count = 0;
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bloom_sst_hit_count = 0;
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bloom_sst_miss_count = 0;
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key_lock_wait_time = 0;
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key_lock_wait_count = 0;
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env_new_sequential_file_nanos = 0;
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env_new_random_access_file_nanos = 0;
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env_new_writable_file_nanos = 0;
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env_reuse_writable_file_nanos = 0;
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env_new_random_rw_file_nanos = 0;
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env_new_directory_nanos = 0;
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env_file_exists_nanos = 0;
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env_get_children_nanos = 0;
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env_get_children_file_attributes_nanos = 0;
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env_delete_file_nanos = 0;
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env_create_dir_nanos = 0;
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env_create_dir_if_missing_nanos = 0;
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env_delete_dir_nanos = 0;
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env_get_file_size_nanos = 0;
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env_get_file_modification_time_nanos = 0;
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env_rename_file_nanos = 0;
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env_link_file_nanos = 0;
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env_lock_file_nanos = 0;
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env_unlock_file_nanos = 0;
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env_new_logger_nanos = 0;
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get_cpu_nanos = 0;
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iter_next_cpu_nanos = 0;
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iter_prev_cpu_nanos = 0;
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iter_seek_cpu_nanos = 0;
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if (per_level_perf_context_enabled && level_to_perf_context) {
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for (auto& kv : *level_to_perf_context) {
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kv.second.Reset();
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}
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}
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#endif
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}
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#define PERF_CONTEXT_OUTPUT(counter) \
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if (!exclude_zero_counters || (counter > 0)) { \
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ss << #counter << " = " << counter << ", "; \
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}
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#define PERF_CONTEXT_BY_LEVEL_OUTPUT_ONE_COUNTER(counter) \
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if (per_level_perf_context_enabled && \
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level_to_perf_context) { \
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ss << #counter << " = "; \
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for (auto& kv : *level_to_perf_context) { \
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if (!exclude_zero_counters || (kv.second.counter > 0)) { \
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ss << kv.second.counter << "@level" << kv.first << ", "; \
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} \
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} \
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}
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void PerfContextByLevel::Reset() {
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#ifndef NPERF_CONTEXT
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bloom_filter_useful = 0;
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bloom_filter_full_positive = 0;
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bloom_filter_full_true_positive = 0;
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block_cache_hit_count = 0;
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block_cache_miss_count = 0;
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#endif
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}
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std::string PerfContext::ToString(bool exclude_zero_counters) const {
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#ifdef NPERF_CONTEXT
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return "";
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#else
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std::ostringstream ss;
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PERF_CONTEXT_OUTPUT(user_key_comparison_count);
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PERF_CONTEXT_OUTPUT(block_cache_hit_count);
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PERF_CONTEXT_OUTPUT(block_read_count);
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PERF_CONTEXT_OUTPUT(block_read_byte);
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PERF_CONTEXT_OUTPUT(block_read_time);
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PERF_CONTEXT_OUTPUT(block_cache_index_hit_count);
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PERF_CONTEXT_OUTPUT(index_block_read_count);
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PERF_CONTEXT_OUTPUT(block_cache_filter_hit_count);
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PERF_CONTEXT_OUTPUT(filter_block_read_count);
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PERF_CONTEXT_OUTPUT(compression_dict_block_read_count);
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PERF_CONTEXT_OUTPUT(block_checksum_time);
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PERF_CONTEXT_OUTPUT(block_decompress_time);
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PERF_CONTEXT_OUTPUT(get_read_bytes);
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PERF_CONTEXT_OUTPUT(multiget_read_bytes);
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PERF_CONTEXT_OUTPUT(iter_read_bytes);
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PERF_CONTEXT_OUTPUT(internal_key_skipped_count);
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PERF_CONTEXT_OUTPUT(internal_delete_skipped_count);
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PERF_CONTEXT_OUTPUT(internal_recent_skipped_count);
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PERF_CONTEXT_OUTPUT(internal_merge_count);
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PERF_CONTEXT_OUTPUT(write_wal_time);
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PERF_CONTEXT_OUTPUT(get_snapshot_time);
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PERF_CONTEXT_OUTPUT(get_from_memtable_time);
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PERF_CONTEXT_OUTPUT(get_from_memtable_count);
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PERF_CONTEXT_OUTPUT(get_post_process_time);
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PERF_CONTEXT_OUTPUT(get_from_output_files_time);
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PERF_CONTEXT_OUTPUT(seek_on_memtable_time);
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PERF_CONTEXT_OUTPUT(seek_on_memtable_count);
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PERF_CONTEXT_OUTPUT(next_on_memtable_count);
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PERF_CONTEXT_OUTPUT(prev_on_memtable_count);
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PERF_CONTEXT_OUTPUT(seek_child_seek_time);
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PERF_CONTEXT_OUTPUT(seek_child_seek_count);
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PERF_CONTEXT_OUTPUT(seek_min_heap_time);
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PERF_CONTEXT_OUTPUT(seek_internal_seek_time);
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PERF_CONTEXT_OUTPUT(find_next_user_entry_time);
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PERF_CONTEXT_OUTPUT(write_pre_and_post_process_time);
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PERF_CONTEXT_OUTPUT(write_memtable_time);
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PERF_CONTEXT_OUTPUT(write_thread_wait_nanos);
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PERF_CONTEXT_OUTPUT(write_scheduling_flushes_compactions_time);
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PERF_CONTEXT_OUTPUT(db_mutex_lock_nanos);
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PERF_CONTEXT_OUTPUT(db_condition_wait_nanos);
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PERF_CONTEXT_OUTPUT(merge_operator_time_nanos);
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PERF_CONTEXT_OUTPUT(write_delay_time);
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PERF_CONTEXT_OUTPUT(read_index_block_nanos);
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PERF_CONTEXT_OUTPUT(read_filter_block_nanos);
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PERF_CONTEXT_OUTPUT(new_table_block_iter_nanos);
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PERF_CONTEXT_OUTPUT(new_table_iterator_nanos);
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PERF_CONTEXT_OUTPUT(block_seek_nanos);
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PERF_CONTEXT_OUTPUT(find_table_nanos);
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PERF_CONTEXT_OUTPUT(bloom_memtable_hit_count);
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PERF_CONTEXT_OUTPUT(bloom_memtable_miss_count);
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PERF_CONTEXT_OUTPUT(bloom_sst_hit_count);
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PERF_CONTEXT_OUTPUT(bloom_sst_miss_count);
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PERF_CONTEXT_OUTPUT(key_lock_wait_time);
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PERF_CONTEXT_OUTPUT(key_lock_wait_count);
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PERF_CONTEXT_OUTPUT(env_new_sequential_file_nanos);
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PERF_CONTEXT_OUTPUT(env_new_random_access_file_nanos);
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PERF_CONTEXT_OUTPUT(env_new_writable_file_nanos);
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PERF_CONTEXT_OUTPUT(env_reuse_writable_file_nanos);
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PERF_CONTEXT_OUTPUT(env_new_random_rw_file_nanos);
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PERF_CONTEXT_OUTPUT(env_new_directory_nanos);
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PERF_CONTEXT_OUTPUT(env_file_exists_nanos);
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PERF_CONTEXT_OUTPUT(env_get_children_nanos);
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PERF_CONTEXT_OUTPUT(env_get_children_file_attributes_nanos);
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PERF_CONTEXT_OUTPUT(env_delete_file_nanos);
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PERF_CONTEXT_OUTPUT(env_create_dir_nanos);
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PERF_CONTEXT_OUTPUT(env_create_dir_if_missing_nanos);
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PERF_CONTEXT_OUTPUT(env_delete_dir_nanos);
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PERF_CONTEXT_OUTPUT(env_get_file_size_nanos);
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PERF_CONTEXT_OUTPUT(env_get_file_modification_time_nanos);
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PERF_CONTEXT_OUTPUT(env_rename_file_nanos);
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PERF_CONTEXT_OUTPUT(env_link_file_nanos);
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PERF_CONTEXT_OUTPUT(env_lock_file_nanos);
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PERF_CONTEXT_OUTPUT(env_unlock_file_nanos);
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PERF_CONTEXT_OUTPUT(env_new_logger_nanos);
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PERF_CONTEXT_OUTPUT(get_cpu_nanos);
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PERF_CONTEXT_OUTPUT(iter_next_cpu_nanos);
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PERF_CONTEXT_OUTPUT(iter_prev_cpu_nanos);
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PERF_CONTEXT_OUTPUT(iter_seek_cpu_nanos);
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PERF_CONTEXT_BY_LEVEL_OUTPUT_ONE_COUNTER(bloom_filter_useful);
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PERF_CONTEXT_BY_LEVEL_OUTPUT_ONE_COUNTER(bloom_filter_full_positive);
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PERF_CONTEXT_BY_LEVEL_OUTPUT_ONE_COUNTER(bloom_filter_full_true_positive);
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PERF_CONTEXT_BY_LEVEL_OUTPUT_ONE_COUNTER(block_cache_hit_count);
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PERF_CONTEXT_BY_LEVEL_OUTPUT_ONE_COUNTER(block_cache_miss_count);
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return ss.str();
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#endif
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}
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void PerfContext::EnablePerLevelPerfContext() {
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if (level_to_perf_context == nullptr) {
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level_to_perf_context = new std::map<uint32_t, PerfContextByLevel>();
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}
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per_level_perf_context_enabled = true;
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}
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void PerfContext::DisablePerLevelPerfContext(){
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per_level_perf_context_enabled = false;
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}
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void PerfContext::ClearPerLevelPerfContext(){
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if (level_to_perf_context != nullptr) {
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level_to_perf_context->clear();
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delete level_to_perf_context;
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level_to_perf_context = nullptr;
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}
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per_level_perf_context_enabled = false;
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}
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}
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