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rocksdb/util/perf_context.cc

117 lines
3.3 KiB

// Copyright (c) 2013, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
#include <sstream>
#include "util/perf_context_imp.h"
namespace rocksdb {
#if defined(NPERF_CONTEXT) || defined(IOS_CROSS_COMPILE)
PerfContext perf_context;
#elif _WIN32
__declspec(thread) PerfContext perf_context;
#else
__thread PerfContext perf_context;
#endif
void PerfContext::Reset() {
#if !defined(NPERF_CONTEXT) && !defined(IOS_CROSS_COMPILE)
user_key_comparison_count = 0;
block_cache_hit_count = 0;
block_read_count = 0;
block_read_byte = 0;
block_read_time = 0;
block_checksum_time = 0;
block_decompress_time = 0;
internal_key_skipped_count = 0;
internal_delete_skipped_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;
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;
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;
#endif
}
#define OUTPUT(counter) \
if (!exclude_zero_counters || (counter > 0)) { \
ss << #counter << " = " << counter << ", "; \
}
std::string PerfContext::ToString(bool exclude_zero_counters) const {
#if defined(NPERF_CONTEXT) || defined(IOS_CROSS_COMPILE)
return "";
#else
std::ostringstream ss;
OUTPUT(user_key_comparison_count);
OUTPUT(block_cache_hit_count);
OUTPUT(block_read_count);
OUTPUT(block_read_byte);
OUTPUT(block_read_time);
OUTPUT(block_checksum_time);
OUTPUT(block_decompress_time);
OUTPUT(internal_key_skipped_count);
OUTPUT(internal_delete_skipped_count);
OUTPUT(write_wal_time);
OUTPUT(get_snapshot_time);
OUTPUT(get_from_memtable_time);
OUTPUT(get_from_memtable_count);
OUTPUT(get_post_process_time);
OUTPUT(get_from_output_files_time);
OUTPUT(seek_on_memtable_time);
OUTPUT(seek_on_memtable_count);
OUTPUT(seek_child_seek_time);
OUTPUT(seek_child_seek_count);
OUTPUT(seek_min_heap_time);
OUTPUT(seek_internal_seek_time);
OUTPUT(find_next_user_entry_time);
OUTPUT(write_pre_and_post_process_time);
OUTPUT(write_memtable_time);
OUTPUT(db_mutex_lock_nanos);
OUTPUT(db_condition_wait_nanos);
OUTPUT(merge_operator_time_nanos);
OUTPUT(write_delay_time);
OUTPUT(read_index_block_nanos);
OUTPUT(read_filter_block_nanos);
OUTPUT(new_table_block_iter_nanos);
OUTPUT(new_table_iterator_nanos);
OUTPUT(block_seek_nanos);
OUTPUT(find_table_nanos);
OUTPUT(bloom_memtable_hit_count);
OUTPUT(bloom_memtable_miss_count);
OUTPUT(bloom_sst_hit_count);
OUTPUT(bloom_sst_miss_count);
return ss.str();
#endif
}
}