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Merge pull request #4954

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93c59b29 perf_timer: check allowed categories before logging (moneromooo-monero)
6a507dab perf_timer: add a way to get and reset the current time (moneromooo-monero)
c1581a5b perf_timer: only log to file (moneromooo-monero)
This commit is contained in:
Riccardo Spagni 2019-01-06 20:39:29 +02:00
commit be625a95af
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GPG key ID: 55432DF31CCD4FCD
2 changed files with 41 additions and 9 deletions
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38
src/common/perf_timer.cpp
View file

@ -33,6 +33,13 @@
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "perf"
#define PERF_LOG_ALWAYS(level, cat, x) \
el::base::Writer(level, __FILE__, __LINE__, ELPP_FUNC, el::base::DispatchAction::FileOnlyLog).construct(cat) << x
#define PERF_LOG(level, cat, x) \
do { \
if (ELPP->vRegistry()->allowed(level, cat)) PERF_LOG_ALWAYS(level, cat, x); \
} while(0)
namespace tools
{
uint64_t get_tick_count()
@ -106,9 +113,11 @@ PerformanceTimer::PerformanceTimer(bool paused): started(true), paused(paused)
LoggingPerformanceTimer::LoggingPerformanceTimer(const std::string &s, const std::string &cat, uint64_t unit, el::Level l): PerformanceTimer(), name(s), cat(cat), unit(unit), level(l)
{
const bool log = ELPP->vRegistry()->allowed(level, cat.c_str());
if (!performance_timers)
{
MCLOG(level, cat.c_str(), "PERF ----------");
if (log)
PERF_LOG_ALWAYS(level, cat.c_str(), "PERF ----------");
performance_timers = new std::vector<LoggingPerformanceTimer*>();
performance_timers->reserve(16); // how deep before realloc
}
@ -116,9 +125,12 @@ LoggingPerformanceTimer::LoggingPerformanceTimer(const std::string &s, const std
{
LoggingPerformanceTimer *pt = performance_timers->back();
if (!pt->started && !pt->paused)
{
if (log)
{
size_t size = 0; for (const auto *tmp: *performance_timers) if (!tmp->paused) ++size;
MCLOG(pt->level, cat.c_str(), "PERF " << std::string((size-1) * 2, ' ') << " " << pt->name);
PERF_LOG_ALWAYS(pt->level, cat.c_str(), "PERF " << std::string((size-1) * 2, ' ') << " " << pt->name);
}
pt->started = true;
}
}
@ -135,10 +147,14 @@ LoggingPerformanceTimer::~LoggingPerformanceTimer()
{
pause();
performance_timers->pop_back();
const bool log = ELPP->vRegistry()->allowed(level, cat.c_str());
if (log)
{
char s[12];
snprintf(s, sizeof(s), "%8llu ", (unsigned long long)(ticks_to_ns(ticks) / (1000000000 / unit)));
size_t size = 0; for (const auto *tmp: *performance_timers) if (!tmp->paused || tmp==this) ++size;
MCLOG(level, cat.c_str(), "PERF " << s << std::string(size * 2, ' ') << " " << name);
PERF_LOG_ALWAYS(level, cat.c_str(), "PERF " << s << std::string(size * 2, ' ') << " " << name);
}
if (performance_timers->empty())
{
delete performance_timers;
@ -162,4 +178,20 @@ void PerformanceTimer::resume()
paused = false;
}
void PerformanceTimer::reset()
{
if (paused)
ticks = 0;
else
ticks = get_tick_count();
}
uint64_t PerformanceTimer::value() const
{
uint64_t v = ticks;
if (!paused)
v = get_tick_count() - v;
return ticks_to_ns(v);
}
}

4
src/common/perf_timer.h
View file

@ -51,8 +51,8 @@ public:
~PerformanceTimer();
void pause();
void resume();
uint64_t value() const { return ticks; }
void reset();
uint64_t value() const;
protected:
uint64_t ticks;