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diff --git a/storage/rocksdb/rdb_perf_context.cc b/storage/rocksdb/rdb_perf_context.cc
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+/*
+ Portions Copyright (c) 2015-Present, Facebook, Inc.
+ Portions Copyright (c) 2012, Monty Program Ab
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; version 2 of the License.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA */
+
+#include <my_global.h>
+
+#include "rdb_mariadb_port.h"
+/* This C++ file's header file */
+#include "./rdb_perf_context.h"
+
+/* C++ system header files */
+#include <string>
+
+/* RocksDB header files */
+#include "rocksdb/iostats_context.h"
+#include "rocksdb/perf_context.h"
+
+/* MyRocks header files */
+#include "./ha_rocksdb_proto.h"
+
+namespace myrocks {
+
+// To add a new metric:
+// 1. Update the PC enum in rdb_perf_context.h
+// 2. Update sections (A), (B), and (C) below
+// 3. Update perf_context.test and show_engine.test
+
+std::string rdb_pc_stat_types[] = {
+ // (A) These should be in the same order as the PC enum
+ "USER_KEY_COMPARISON_COUNT",
+ "BLOCK_CACHE_HIT_COUNT",
+ "BLOCK_READ_COUNT",
+ "BLOCK_READ_BYTE",
+ "BLOCK_READ_TIME",
+ "BLOCK_CHECKSUM_TIME",
+ "BLOCK_DECOMPRESS_TIME",
+ "GET_READ_BYTES",
+ "MULTIGET_READ_BYTES",
+ "ITER_READ_BYTES",
+ "INTERNAL_KEY_SKIPPED_COUNT",
+ "INTERNAL_DELETE_SKIPPED_COUNT",
+ "INTERNAL_RECENT_SKIPPED_COUNT",
+ "INTERNAL_MERGE_COUNT",
+ "GET_SNAPSHOT_TIME",
+ "GET_FROM_MEMTABLE_TIME",
+ "GET_FROM_MEMTABLE_COUNT",
+ "GET_POST_PROCESS_TIME",
+ "GET_FROM_OUTPUT_FILES_TIME",
+ "SEEK_ON_MEMTABLE_TIME",
+ "SEEK_ON_MEMTABLE_COUNT",
+ "NEXT_ON_MEMTABLE_COUNT",
+ "PREV_ON_MEMTABLE_COUNT",
+ "SEEK_CHILD_SEEK_TIME",
+ "SEEK_CHILD_SEEK_COUNT",
+ "SEEK_MIN_HEAP_TIME",
+ "SEEK_MAX_HEAP_TIME",
+ "SEEK_INTERNAL_SEEK_TIME",
+ "FIND_NEXT_USER_ENTRY_TIME",
+ "WRITE_WAL_TIME",
+ "WRITE_MEMTABLE_TIME",
+ "WRITE_DELAY_TIME",
+ "WRITE_PRE_AND_POST_PROCESS_TIME",
+ "DB_MUTEX_LOCK_NANOS",
+ "DB_CONDITION_WAIT_NANOS",
+ "MERGE_OPERATOR_TIME_NANOS",
+ "READ_INDEX_BLOCK_NANOS",
+ "READ_FILTER_BLOCK_NANOS",
+ "NEW_TABLE_BLOCK_ITER_NANOS",
+ "NEW_TABLE_ITERATOR_NANOS",
+ "BLOCK_SEEK_NANOS",
+ "FIND_TABLE_NANOS",
+ "BLOOM_MEMTABLE_HIT_COUNT",
+ "BLOOM_MEMTABLE_MISS_COUNT",
+ "BLOOM_SST_HIT_COUNT",
+ "BLOOM_SST_MISS_COUNT",
+ "KEY_LOCK_WAIT_TIME",
+ "KEY_LOCK_WAIT_COUNT",
+ "IO_THREAD_POOL_ID",
+ "IO_BYTES_WRITTEN",
+ "IO_BYTES_READ",
+ "IO_OPEN_NANOS",
+ "IO_ALLOCATE_NANOS",
+ "IO_WRITE_NANOS",
+ "IO_READ_NANOS",
+ "IO_RANGE_SYNC_NANOS",
+ "IO_LOGGER_NANOS"};
+
+#define IO_PERF_RECORD(_field_) \
+ do { \
+ if (rocksdb::get_perf_context()->_field_ > 0) { \
+ counters->m_value[idx] += rocksdb::get_perf_context()->_field_; \
+ } \
+ idx++; \
+ } while (0)
+#define IO_STAT_RECORD(_field_) \
+ do { \
+ if (rocksdb::get_iostats_context()->_field_ > 0) { \
+ counters->m_value[idx] += rocksdb::get_iostats_context()->_field_; \
+ } \
+ idx++; \
+ } while (0)
+
+static void harvest_diffs(Rdb_atomic_perf_counters *const counters) {
+ // (C) These should be in the same order as the PC enum
+ size_t idx = 0;
+ IO_PERF_RECORD(user_key_comparison_count);
+ IO_PERF_RECORD(block_cache_hit_count);
+ IO_PERF_RECORD(block_read_count);
+ IO_PERF_RECORD(block_read_byte);
+ IO_PERF_RECORD(block_read_time);
+ IO_PERF_RECORD(block_checksum_time);
+ IO_PERF_RECORD(block_decompress_time);
+ IO_PERF_RECORD(get_read_bytes);
+ IO_PERF_RECORD(multiget_read_bytes);
+ IO_PERF_RECORD(iter_read_bytes);
+ IO_PERF_RECORD(internal_key_skipped_count);
+ IO_PERF_RECORD(internal_delete_skipped_count);
+ IO_PERF_RECORD(internal_recent_skipped_count);
+ IO_PERF_RECORD(internal_merge_count);
+ IO_PERF_RECORD(get_snapshot_time);
+ IO_PERF_RECORD(get_from_memtable_time);
+ IO_PERF_RECORD(get_from_memtable_count);
+ IO_PERF_RECORD(get_post_process_time);
+ IO_PERF_RECORD(get_from_output_files_time);
+ IO_PERF_RECORD(seek_on_memtable_time);
+ IO_PERF_RECORD(seek_on_memtable_count);
+ IO_PERF_RECORD(next_on_memtable_count);
+ IO_PERF_RECORD(prev_on_memtable_count);
+ IO_PERF_RECORD(seek_child_seek_time);
+ IO_PERF_RECORD(seek_child_seek_count);
+ IO_PERF_RECORD(seek_min_heap_time);
+ IO_PERF_RECORD(seek_max_heap_time);
+ IO_PERF_RECORD(seek_internal_seek_time);
+ IO_PERF_RECORD(find_next_user_entry_time);
+ IO_PERF_RECORD(write_wal_time);
+ IO_PERF_RECORD(write_memtable_time);
+ IO_PERF_RECORD(write_delay_time);
+ IO_PERF_RECORD(write_pre_and_post_process_time);
+ IO_PERF_RECORD(db_mutex_lock_nanos);
+ IO_PERF_RECORD(db_condition_wait_nanos);
+ IO_PERF_RECORD(merge_operator_time_nanos);
+ IO_PERF_RECORD(read_index_block_nanos);
+ IO_PERF_RECORD(read_filter_block_nanos);
+ IO_PERF_RECORD(new_table_block_iter_nanos);
+ IO_PERF_RECORD(new_table_iterator_nanos);
+ IO_PERF_RECORD(block_seek_nanos);
+ IO_PERF_RECORD(find_table_nanos);
+ IO_PERF_RECORD(bloom_memtable_hit_count);
+ IO_PERF_RECORD(bloom_memtable_miss_count);
+ IO_PERF_RECORD(bloom_sst_hit_count);
+ IO_PERF_RECORD(bloom_sst_miss_count);
+ IO_PERF_RECORD(key_lock_wait_time);
+ IO_PERF_RECORD(key_lock_wait_count);
+
+ IO_STAT_RECORD(thread_pool_id);
+ IO_STAT_RECORD(bytes_written);
+ IO_STAT_RECORD(bytes_read);
+ IO_STAT_RECORD(open_nanos);
+ IO_STAT_RECORD(allocate_nanos);
+ IO_STAT_RECORD(write_nanos);
+ IO_STAT_RECORD(read_nanos);
+ IO_STAT_RECORD(range_sync_nanos);
+ IO_STAT_RECORD(logger_nanos);
+}
+
+#undef IO_PERF_DIFF
+#undef IO_STAT_DIFF
+
+static Rdb_atomic_perf_counters rdb_global_perf_counters;
+
+void rdb_get_global_perf_counters(Rdb_perf_counters *const counters) {
+ counters->load(rdb_global_perf_counters);
+}
+
+void Rdb_perf_counters::load(const Rdb_atomic_perf_counters &atomic_counters) {
+ for (int i = 0; i < PC_MAX_IDX; i++) {
+ m_value[i] = atomic_counters.m_value[i].load(std::memory_order_relaxed);
+ }
+}
+
+bool Rdb_io_perf::start(const uint32_t perf_context_level) {
+ const rocksdb::PerfLevel perf_level =
+ static_cast<rocksdb::PerfLevel>(perf_context_level);
+
+ if (rocksdb::GetPerfLevel() != perf_level) {
+ rocksdb::SetPerfLevel(perf_level);
+ }
+
+ if (perf_level == rocksdb::kDisable) {
+ return false;
+ }
+
+ rocksdb::get_perf_context()->Reset();
+ rocksdb::get_iostats_context()->Reset();
+ return true;
+}
+
+void Rdb_io_perf::update_bytes_written(const uint32_t perf_context_level,
+ ulonglong bytes_written) {
+ const rocksdb::PerfLevel perf_level =
+ static_cast<rocksdb::PerfLevel>(perf_context_level);
+ if (perf_level != rocksdb::kDisable && m_shared_io_perf_write) {
+ io_write_bytes += bytes_written;
+ io_write_requests += 1;
+ }
+}
+
+void Rdb_io_perf::end_and_record(const uint32_t perf_context_level) {
+ const rocksdb::PerfLevel perf_level =
+ static_cast<rocksdb::PerfLevel>(perf_context_level);
+
+ if (perf_level == rocksdb::kDisable) {
+ return;
+ }
+
+ if (m_atomic_counters) {
+ harvest_diffs(m_atomic_counters);
+ }
+ harvest_diffs(&rdb_global_perf_counters);
+
+ if (m_shared_io_perf_read &&
+ (rocksdb::get_perf_context()->block_read_byte != 0 ||
+ rocksdb::get_perf_context()->block_read_count != 0 ||
+ rocksdb::get_perf_context()->block_read_time != 0))
+ {
+#ifdef MARIAROCKS_NOT_YET
+ my_io_perf_t io_perf_read;
+
+ io_perf_read.init();
+ io_perf_read.bytes = rocksdb::get_perf_context()->block_read_byte;
+ io_perf_read.requests = rocksdb::get_perf_context()->block_read_count;
+
+ /*
+ Rocksdb does not distinguish between I/O service and wait time, so just
+ use svc time.
+ */
+ io_perf_read.svc_time_max = io_perf_read.svc_time =
+ rocksdb::get_perf_context()->block_read_time;
+
+ m_shared_io_perf_read->sum(io_perf_read);
+ m_stats->table_io_perf_read.sum(io_perf_read);
+#endif
+ }
+
+#ifdef MARIAROCKS_NOT_YET
+ if (m_shared_io_perf_write &&
+ (io_write_bytes != 0 || io_write_requests != 0)) {
+ my_io_perf_t io_perf_write;
+ io_perf_write.init();
+ io_perf_write.bytes = io_write_bytes;
+ io_perf_write.requests = io_write_requests;
+ m_shared_io_perf_write->sum(io_perf_write);
+ m_stats->table_io_perf_write.sum(io_perf_write);
+ io_write_bytes = 0;
+ io_write_requests = 0;
+ }
+
+ if (m_stats) {
+ if (rocksdb::get_perf_context()->internal_key_skipped_count != 0) {
+ m_stats->key_skipped +=
+ rocksdb::get_perf_context()->internal_key_skipped_count;
+ }
+
+ if (rocksdb::get_perf_context()->internal_delete_skipped_count != 0) {
+ m_stats->delete_skipped +=
+ rocksdb::get_perf_context()->internal_delete_skipped_count;
+ }
+ }
+#endif
+}
+
+} // namespace myrocks