1b01d23be2
Summary: Add counters to track block cache index/filter hits and misses. We currently count aggregate hits and misses, which includes index/filter/data blocks. Pull Request resolved: https://github.com/facebook/rocksdb/pull/4540 Differential Revision: D10459652 Pulled By: anand1976 fbshipit-source-id: 0c59eee7f12f5103dcb6686f0e7995babe63d425
254 lines
8.5 KiB
C++
254 lines
8.5 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
|
|
// This source code is licensed under both the GPLv2 (found in the
|
|
// COPYING file in the root directory) and Apache 2.0 License
|
|
// (found in the LICENSE.Apache file in the root directory).
|
|
//
|
|
|
|
#include <sstream>
|
|
#include "monitoring/perf_context_imp.h"
|
|
|
|
namespace rocksdb {
|
|
|
|
#if defined(NPERF_CONTEXT) || !defined(ROCKSDB_SUPPORT_THREAD_LOCAL)
|
|
PerfContext perf_context;
|
|
#else
|
|
#if defined(OS_SOLARIS)
|
|
__thread PerfContext perf_context_;
|
|
#else
|
|
thread_local PerfContext perf_context;
|
|
#endif
|
|
#endif
|
|
|
|
PerfContext* get_perf_context() {
|
|
#if defined(NPERF_CONTEXT) || !defined(ROCKSDB_SUPPORT_THREAD_LOCAL)
|
|
return &perf_context;
|
|
#else
|
|
#if defined(OS_SOLARIS)
|
|
return &perf_context_;
|
|
#else
|
|
return &perf_context;
|
|
#endif
|
|
#endif
|
|
}
|
|
|
|
PerfContext::~PerfContext() {
|
|
#if !defined(NPERF_CONTEXT) && defined(ROCKSDB_SUPPORT_THREAD_LOCAL) && !defined(OS_SOLARIS)
|
|
ClearPerLevelPerfContext();
|
|
#endif
|
|
}
|
|
|
|
void PerfContext::Reset() {
|
|
#ifndef NPERF_CONTEXT
|
|
user_key_comparison_count = 0;
|
|
block_cache_hit_count = 0;
|
|
block_read_count = 0;
|
|
block_read_byte = 0;
|
|
block_read_time = 0;
|
|
block_cache_index_hit_count = 0;
|
|
index_block_read_count = 0;
|
|
block_cache_filter_hit_count = 0;
|
|
filter_block_read_count = 0;
|
|
block_checksum_time = 0;
|
|
block_decompress_time = 0;
|
|
get_read_bytes = 0;
|
|
multiget_read_bytes = 0;
|
|
iter_read_bytes = 0;
|
|
internal_key_skipped_count = 0;
|
|
internal_delete_skipped_count = 0;
|
|
internal_recent_skipped_count = 0;
|
|
internal_merge_count = 0;
|
|
write_wal_time = 0;
|
|
|
|
get_snapshot_time = 0;
|
|
get_from_memtable_time = 0;
|
|
get_from_memtable_count = 0;
|
|
get_post_process_time = 0;
|
|
get_from_output_files_time = 0;
|
|
seek_on_memtable_time = 0;
|
|
seek_on_memtable_count = 0;
|
|
next_on_memtable_count = 0;
|
|
prev_on_memtable_count = 0;
|
|
seek_child_seek_time = 0;
|
|
seek_child_seek_count = 0;
|
|
seek_min_heap_time = 0;
|
|
seek_internal_seek_time = 0;
|
|
find_next_user_entry_time = 0;
|
|
write_pre_and_post_process_time = 0;
|
|
write_memtable_time = 0;
|
|
write_delay_time = 0;
|
|
write_thread_wait_nanos = 0;
|
|
write_scheduling_flushes_compactions_time = 0;
|
|
db_mutex_lock_nanos = 0;
|
|
db_condition_wait_nanos = 0;
|
|
merge_operator_time_nanos = 0;
|
|
read_index_block_nanos = 0;
|
|
read_filter_block_nanos = 0;
|
|
new_table_block_iter_nanos = 0;
|
|
new_table_iterator_nanos = 0;
|
|
block_seek_nanos = 0;
|
|
find_table_nanos = 0;
|
|
bloom_memtable_hit_count = 0;
|
|
bloom_memtable_miss_count = 0;
|
|
bloom_sst_hit_count = 0;
|
|
bloom_sst_miss_count = 0;
|
|
key_lock_wait_time = 0;
|
|
key_lock_wait_count = 0;
|
|
|
|
env_new_sequential_file_nanos = 0;
|
|
env_new_random_access_file_nanos = 0;
|
|
env_new_writable_file_nanos = 0;
|
|
env_reuse_writable_file_nanos = 0;
|
|
env_new_random_rw_file_nanos = 0;
|
|
env_new_directory_nanos = 0;
|
|
env_file_exists_nanos = 0;
|
|
env_get_children_nanos = 0;
|
|
env_get_children_file_attributes_nanos = 0;
|
|
env_delete_file_nanos = 0;
|
|
env_create_dir_nanos = 0;
|
|
env_create_dir_if_missing_nanos = 0;
|
|
env_delete_dir_nanos = 0;
|
|
env_get_file_size_nanos = 0;
|
|
env_get_file_modification_time_nanos = 0;
|
|
env_rename_file_nanos = 0;
|
|
env_link_file_nanos = 0;
|
|
env_lock_file_nanos = 0;
|
|
env_unlock_file_nanos = 0;
|
|
env_new_logger_nanos = 0;
|
|
if (per_level_perf_context_enabled && level_to_perf_context) {
|
|
for (auto& kv : *level_to_perf_context) {
|
|
kv.second.Reset();
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
#define PERF_CONTEXT_OUTPUT(counter) \
|
|
if (!exclude_zero_counters || (counter > 0)) { \
|
|
ss << #counter << " = " << counter << ", "; \
|
|
}
|
|
|
|
#define PERF_CONTEXT_BY_LEVEL_OUTPUT_ONE_COUNTER(counter) \
|
|
if (per_level_perf_context_enabled && \
|
|
level_to_perf_context) { \
|
|
ss << #counter << " = "; \
|
|
for (auto& kv : *level_to_perf_context) { \
|
|
if (!exclude_zero_counters || (kv.second.counter > 0)) { \
|
|
ss << kv.second.counter << "@level" << kv.first << ", "; \
|
|
} \
|
|
} \
|
|
}
|
|
|
|
void PerfContextByLevel::Reset() {
|
|
#ifndef NPERF_CONTEXT
|
|
bloom_filter_useful = 0;
|
|
bloom_filter_full_positive = 0;
|
|
bloom_filter_full_true_positive = 0;
|
|
#endif
|
|
}
|
|
|
|
std::string PerfContext::ToString(bool exclude_zero_counters) const {
|
|
#ifdef NPERF_CONTEXT
|
|
return "";
|
|
#else
|
|
std::ostringstream ss;
|
|
PERF_CONTEXT_OUTPUT(user_key_comparison_count);
|
|
PERF_CONTEXT_OUTPUT(block_cache_hit_count);
|
|
PERF_CONTEXT_OUTPUT(block_read_count);
|
|
PERF_CONTEXT_OUTPUT(block_read_byte);
|
|
PERF_CONTEXT_OUTPUT(block_read_time);
|
|
PERF_CONTEXT_OUTPUT(block_cache_index_hit_count);
|
|
PERF_CONTEXT_OUTPUT(index_block_read_count);
|
|
PERF_CONTEXT_OUTPUT(block_cache_filter_hit_count);
|
|
PERF_CONTEXT_OUTPUT(filter_block_read_count);
|
|
PERF_CONTEXT_OUTPUT(block_checksum_time);
|
|
PERF_CONTEXT_OUTPUT(block_decompress_time);
|
|
PERF_CONTEXT_OUTPUT(get_read_bytes);
|
|
PERF_CONTEXT_OUTPUT(multiget_read_bytes);
|
|
PERF_CONTEXT_OUTPUT(iter_read_bytes);
|
|
PERF_CONTEXT_OUTPUT(internal_key_skipped_count);
|
|
PERF_CONTEXT_OUTPUT(internal_delete_skipped_count);
|
|
PERF_CONTEXT_OUTPUT(internal_recent_skipped_count);
|
|
PERF_CONTEXT_OUTPUT(internal_merge_count);
|
|
PERF_CONTEXT_OUTPUT(write_wal_time);
|
|
PERF_CONTEXT_OUTPUT(get_snapshot_time);
|
|
PERF_CONTEXT_OUTPUT(get_from_memtable_time);
|
|
PERF_CONTEXT_OUTPUT(get_from_memtable_count);
|
|
PERF_CONTEXT_OUTPUT(get_post_process_time);
|
|
PERF_CONTEXT_OUTPUT(get_from_output_files_time);
|
|
PERF_CONTEXT_OUTPUT(seek_on_memtable_time);
|
|
PERF_CONTEXT_OUTPUT(seek_on_memtable_count);
|
|
PERF_CONTEXT_OUTPUT(next_on_memtable_count);
|
|
PERF_CONTEXT_OUTPUT(prev_on_memtable_count);
|
|
PERF_CONTEXT_OUTPUT(seek_child_seek_time);
|
|
PERF_CONTEXT_OUTPUT(seek_child_seek_count);
|
|
PERF_CONTEXT_OUTPUT(seek_min_heap_time);
|
|
PERF_CONTEXT_OUTPUT(seek_internal_seek_time);
|
|
PERF_CONTEXT_OUTPUT(find_next_user_entry_time);
|
|
PERF_CONTEXT_OUTPUT(write_pre_and_post_process_time);
|
|
PERF_CONTEXT_OUTPUT(write_memtable_time);
|
|
PERF_CONTEXT_OUTPUT(write_thread_wait_nanos);
|
|
PERF_CONTEXT_OUTPUT(write_scheduling_flushes_compactions_time);
|
|
PERF_CONTEXT_OUTPUT(db_mutex_lock_nanos);
|
|
PERF_CONTEXT_OUTPUT(db_condition_wait_nanos);
|
|
PERF_CONTEXT_OUTPUT(merge_operator_time_nanos);
|
|
PERF_CONTEXT_OUTPUT(write_delay_time);
|
|
PERF_CONTEXT_OUTPUT(read_index_block_nanos);
|
|
PERF_CONTEXT_OUTPUT(read_filter_block_nanos);
|
|
PERF_CONTEXT_OUTPUT(new_table_block_iter_nanos);
|
|
PERF_CONTEXT_OUTPUT(new_table_iterator_nanos);
|
|
PERF_CONTEXT_OUTPUT(block_seek_nanos);
|
|
PERF_CONTEXT_OUTPUT(find_table_nanos);
|
|
PERF_CONTEXT_OUTPUT(bloom_memtable_hit_count);
|
|
PERF_CONTEXT_OUTPUT(bloom_memtable_miss_count);
|
|
PERF_CONTEXT_OUTPUT(bloom_sst_hit_count);
|
|
PERF_CONTEXT_OUTPUT(bloom_sst_miss_count);
|
|
PERF_CONTEXT_OUTPUT(key_lock_wait_time);
|
|
PERF_CONTEXT_OUTPUT(key_lock_wait_count);
|
|
PERF_CONTEXT_OUTPUT(env_new_sequential_file_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_new_random_access_file_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_new_writable_file_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_reuse_writable_file_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_new_random_rw_file_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_new_directory_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_file_exists_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_get_children_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_get_children_file_attributes_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_delete_file_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_create_dir_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_create_dir_if_missing_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_delete_dir_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_get_file_size_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_get_file_modification_time_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_rename_file_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_link_file_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_lock_file_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_unlock_file_nanos);
|
|
PERF_CONTEXT_OUTPUT(env_new_logger_nanos);
|
|
PERF_CONTEXT_BY_LEVEL_OUTPUT_ONE_COUNTER(bloom_filter_useful);
|
|
PERF_CONTEXT_BY_LEVEL_OUTPUT_ONE_COUNTER(bloom_filter_full_positive);
|
|
PERF_CONTEXT_BY_LEVEL_OUTPUT_ONE_COUNTER(bloom_filter_full_true_positive);
|
|
return ss.str();
|
|
#endif
|
|
}
|
|
|
|
void PerfContext::EnablePerLevelPerfContext() {
|
|
if (!level_to_perf_context) {
|
|
level_to_perf_context = new std::map<uint32_t, PerfContextByLevel>();
|
|
}
|
|
per_level_perf_context_enabled = true;
|
|
}
|
|
|
|
void PerfContext::DisablePerLevelPerfContext(){
|
|
per_level_perf_context_enabled = false;
|
|
}
|
|
|
|
void PerfContext::ClearPerLevelPerfContext(){
|
|
if (level_to_perf_context) {
|
|
delete level_to_perf_context;
|
|
level_to_perf_context = nullptr;
|
|
}
|
|
per_level_perf_context_enabled = false;
|
|
}
|
|
|
|
}
|