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MXS-2008 Remove dependency on mxs_clock()

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This commit is contained in:
Johan Wikman
2018-08-14 13:17:21 +03:00
parent f3f802cabe
commit bdb7481357
1 changed files with 19 additions and 5 deletions
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24
server/core/worker.cc
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@ -23,7 +23,6 @@
#include <sys/timerfd.h>
#include <maxbase/atomic.h>
#include <maxscale/clock.h>
#include <maxscale/log_manager.h>
#include <maxscale/semaphore.hh>
@ -721,6 +720,21 @@ void Worker::resolve_poll_error(int fd, int errornum, int op)
raise(SIGABRT);
}
namespace
{
long time_in_100ms_ticks()
{
using TenthSecondDuration = std::chrono::duration<long, std::ratio<1,10>>;
auto dur = std::chrono::steady_clock::now().time_since_epoch();
auto tenth = std::chrono::duration_cast<TenthSecondDuration>(dur);
return tenth.count();
}
}
/**
* The main polling loop
*/
@ -797,12 +811,12 @@ void Worker::poll_waitevents()
m_statistics.n_fds[(nfds < STATISTICS::MAXNFDS ? (nfds - 1) : STATISTICS::MAXNFDS - 1)]++;
}
uint64_t cycle_start = mxs_clock();
uint64_t cycle_start = time_in_100ms_ticks();
for (int i = 0; i < nfds; i++)
{
/** Calculate event queue statistics */
int64_t started = mxs_clock();
int64_t started = time_in_100ms_ticks();
int64_t qtime = started - cycle_start;
if (qtime > STATISTICS::N_QUEUE_TIMES)
@ -846,7 +860,7 @@ void Worker::poll_waitevents()
}
/** Calculate event execution statistics */
qtime = mxs_clock() - started;
qtime = time_in_100ms_ticks() - started;
if (qtime > STATISTICS::N_QUEUE_TIMES)
{
@ -854,7 +868,7 @@ void Worker::poll_waitevents()
}
else
{
m_statistics.exectimes[qtime % STATISTICS::N_QUEUE_TIMES]++;
m_statistics.exectimes[qtime]++;
}
m_statistics.maxexectime = MXS_MAX(m_statistics.maxexectime, qtime);