73 lines
1.6 KiB
C++
73 lines
1.6 KiB
C++
//
|
|
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
|
|
//
|
|
// Distributed under the Boost Software License, Version 1.0. (See accompanying
|
|
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
|
//
|
|
#include "td/utils/Timer.h"
|
|
|
|
#include "td/utils/format.h"
|
|
#include "td/utils/logging.h"
|
|
#include "td/utils/Time.h"
|
|
|
|
namespace td {
|
|
|
|
Timer::Timer(bool is_paused) {
|
|
if (!is_paused) {
|
|
resume();
|
|
}
|
|
}
|
|
|
|
void Timer::pause() {
|
|
if (is_paused_) {
|
|
return;
|
|
}
|
|
elapsed_ += Time::now() - start_time_;
|
|
is_paused_ = true;
|
|
}
|
|
|
|
void Timer::resume() {
|
|
if (!is_paused_) {
|
|
return;
|
|
}
|
|
start_time_ = Time::now();
|
|
is_paused_ = false;
|
|
}
|
|
|
|
double Timer::elapsed() const {
|
|
double res = elapsed_;
|
|
if (!is_paused_) {
|
|
res += Time::now() - start_time_;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
StringBuilder &operator<<(StringBuilder &string_builder, const Timer &timer) {
|
|
return string_builder << " in " << format::as_time(timer.elapsed());
|
|
}
|
|
|
|
PerfWarningTimer::PerfWarningTimer(string name, double max_duration)
|
|
: name_(std::move(name)), start_at_(Time::now()), max_duration_(max_duration) {
|
|
}
|
|
|
|
PerfWarningTimer::PerfWarningTimer(PerfWarningTimer &&other)
|
|
: name_(std::move(other.name_)), start_at_(other.start_at_), max_duration_(other.max_duration_) {
|
|
other.start_at_ = 0;
|
|
}
|
|
|
|
PerfWarningTimer::~PerfWarningTimer() {
|
|
reset();
|
|
}
|
|
|
|
void PerfWarningTimer::reset() {
|
|
if (start_at_ == 0) {
|
|
return;
|
|
}
|
|
double duration = Time::now() - start_at_;
|
|
LOG_IF(WARNING, duration > max_duration_)
|
|
<< "SLOW: " << tag("name", name_) << tag("duration", format::as_time(duration));
|
|
start_at_ = 0;
|
|
}
|
|
|
|
} // namespace td
|