mirror of https://github.com/facebook/rocksdb.git
65 lines
2.1 KiB
C++
65 lines
2.1 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).
|
|
//
|
|
#pragma once
|
|
#include "monitoring/perf_step_timer.h"
|
|
#include "rocksdb/perf_context.h"
|
|
#include "util/stop_watch.h"
|
|
|
|
namespace rocksdb {
|
|
#if defined(NPERF_CONTEXT) || !defined(ROCKSDB_SUPPORT_THREAD_LOCAL)
|
|
extern PerfContext perf_context;
|
|
#else
|
|
#if defined(OS_SOLARIS)
|
|
extern __thread PerfContext perf_context_;
|
|
#define perf_context (*get_perf_context())
|
|
#else
|
|
extern __thread PerfContext perf_context;
|
|
#endif
|
|
#endif
|
|
|
|
#if defined(NPERF_CONTEXT)
|
|
|
|
#define PERF_TIMER_GUARD(metric)
|
|
#define PERF_CONDITIONAL_TIMER_FOR_MUTEX_GUARD(metric, condition)
|
|
#define PERF_TIMER_MEASURE(metric)
|
|
#define PERF_TIMER_STOP(metric)
|
|
#define PERF_TIMER_START(metric)
|
|
#define PERF_COUNTER_ADD(metric, value)
|
|
|
|
#else
|
|
|
|
// Stop the timer and update the metric
|
|
#define PERF_TIMER_STOP(metric) perf_step_timer_##metric.Stop();
|
|
|
|
#define PERF_TIMER_START(metric) perf_step_timer_##metric.Start();
|
|
|
|
// Declare and set start time of the timer
|
|
#define PERF_TIMER_GUARD(metric) \
|
|
PerfStepTimer perf_step_timer_##metric(&(perf_context.metric)); \
|
|
perf_step_timer_##metric.Start();
|
|
|
|
#define PERF_CONDITIONAL_TIMER_FOR_MUTEX_GUARD(metric, condition, stats, \
|
|
ticker_type) \
|
|
PerfStepTimer perf_step_timer_##metric(&(perf_context.metric), true, stats, \
|
|
ticker_type); \
|
|
if (condition) { \
|
|
perf_step_timer_##metric.Start(); \
|
|
}
|
|
|
|
// Update metric with time elapsed since last START. start time is reset
|
|
// to current timestamp.
|
|
#define PERF_TIMER_MEASURE(metric) perf_step_timer_##metric.Measure();
|
|
|
|
// Increase metric value
|
|
#define PERF_COUNTER_ADD(metric, value) \
|
|
if (perf_level >= PerfLevel::kEnableCount) { \
|
|
perf_context.metric += value; \
|
|
}
|
|
|
|
#endif
|
|
|
|
}
|