ClickHouse/dbms/src/Common/Stopwatch.cpp
2018-08-23 15:20:54 +03:00

16 lines
451 B
C++

#include <sys/resource.h>
#include "Stopwatch.h"
StopwatchRUsage::Timestamp StopwatchRUsage::Timestamp::current()
{
StopwatchRUsage::Timestamp res;
::rusage rusage {};
#if !defined(__APPLE__)
::getrusage(RUSAGE_THREAD, &rusage);
#endif
res.user_ns = rusage.ru_utime.tv_sec * 1000000000UL + rusage.ru_utime.tv_usec * 1000UL;
res.sys_ns = rusage.ru_stime.tv_sec * 1000000000UL + rusage.ru_stime.tv_usec * 1000UL;
return res;
}