Method signalHandler

src/wallClock.cpp:129–145

}

void WallClock::signalHandler(int signo, siginfo_t* siginfo, void* ucontext) {
    if (_mode == WALL_BATCH) {
        WallClockEvent event;
        event._start_time = TSC::ticks();
        event._time_span = 0;
        event._thread_state = getThreadState(ucontext);
        event._samples = 1;
        u64 trace = Profiler::instance()->recordSample(ucontext, _interval, WALL_CLOCK_SAMPLE, &event);
        if (event._thread_state == THREAD_SLEEPING && trace != 0) {
            _thread_cpu_time_buf.add(trace);
        }
    } else {
        ExecutionEvent event(TSC::ticks());
        event._thread_state = _mode == CPU_ONLY ? THREAD_UNKNOWN : getThreadState(ucontext);
        Profiler::instance()->recordSample(ucontext, _interval, EXECUTION_SAMPLE, &event);
    }
}

void WallClock::recordWallClock(const ThreadSleepState& tss, ThreadState state, int tid) {
    WallClockEvent event;