mirror of https://github.com/facebook/rocksdb.git
254 lines
8.5 KiB
C++
254 lines
8.5 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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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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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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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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#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(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_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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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) {
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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) {
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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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