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Merge pull request #9364 from jherico/trace_cpu_usage

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Add process and system CPU usage to traces
This commit is contained in:
Brad Davis 2017-01-12 13:50:29 -08:00 committed by GitHub
commit e8f6f3787b
1 changed files with 75 additions and 0 deletions
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75
interface/src/Application.cpp
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@ -3298,6 +3298,66 @@ bool Application::shouldPaint(float nsecsElapsed) {
return true;
}
#ifdef Q_OS_WIN
#include <Windows.h>
#include <TCHAR.h>
#include <pdh.h>
#pragma comment(lib, "pdh.lib")
static ULARGE_INTEGER lastCPU, lastSysCPU, lastUserCPU;
static int numProcessors;
static HANDLE self;
static PDH_HQUERY cpuQuery;
static PDH_HCOUNTER cpuTotal;
void initCpuUsage() {
SYSTEM_INFO sysInfo;
FILETIME ftime, fsys, fuser;
GetSystemInfo(&sysInfo);
numProcessors = sysInfo.dwNumberOfProcessors;
GetSystemTimeAsFileTime(&ftime);
memcpy(&lastCPU, &ftime, sizeof(FILETIME));
self = GetCurrentProcess();
GetProcessTimes(self, &ftime, &ftime, &fsys, &fuser);
memcpy(&lastSysCPU, &fsys, sizeof(FILETIME));
memcpy(&lastUserCPU, &fuser, sizeof(FILETIME));
PdhOpenQuery(NULL, NULL, &cpuQuery);
PdhAddCounter(cpuQuery, "\\Processor(_Total)\\% Processor Time", NULL, &cpuTotal);
PdhCollectQueryData(cpuQuery);
}
void getCpuUsage(vec3& systemAndUser) {
FILETIME ftime, fsys, fuser;
ULARGE_INTEGER now, sys, user;
GetSystemTimeAsFileTime(&ftime);
memcpy(&now, &ftime, sizeof(FILETIME));
GetProcessTimes(self, &ftime, &ftime, &fsys, &fuser);
memcpy(&sys, &fsys, sizeof(FILETIME));
memcpy(&user, &fuser, sizeof(FILETIME));
systemAndUser.x = (sys.QuadPart - lastSysCPU.QuadPart);
systemAndUser.y = (user.QuadPart - lastUserCPU.QuadPart);
systemAndUser /= (float)(now.QuadPart - lastCPU.QuadPart);
systemAndUser /= (float)numProcessors;
systemAndUser *= 100.0f;
lastCPU = now;
lastUserCPU = user;
lastSysCPU = sys;
PDH_FMT_COUNTERVALUE counterVal;
PdhCollectQueryData(cpuQuery);
PdhGetFormattedCounterValue(cpuTotal, PDH_FMT_DOUBLE, NULL, &counterVal);
systemAndUser.z = (float)counterVal.doubleValue;
}
#endif
void Application::idle(float nsecsElapsed) {
PerformanceTimer perfTimer("idle");
@ -3314,6 +3374,18 @@ void Application::idle(float nsecsElapsed) {
connect(offscreenUi.data(), &OffscreenUi::showDesktop, this, &Application::showDesktop);
}
#ifdef Q_OS_WIN
static std::once_flag once;
std::call_once(once, [] {
initCpuUsage();
});
vec3 kernelUserAndSystem;
getCpuUsage(kernelUserAndSystem);
PROFILE_COUNTER(app, "cpuProcess", { { "system", kernelUserAndSystem.x }, { "user", kernelUserAndSystem.y } });
PROFILE_COUNTER(app, "cpuSystem", { { "system", kernelUserAndSystem.z } });
#endif
auto displayPlugin = getActiveDisplayPlugin();
if (displayPlugin) {
PROFILE_COUNTER_IF_CHANGED(app, "present", float, displayPlugin->presentRate());
@ -3324,6 +3396,9 @@ void Application::idle(float nsecsElapsed) {
PROFILE_COUNTER_IF_CHANGED(app, "currentProcessing", int, DependencyManager::get<StatTracker>()->getStat("Processing").toInt());
PROFILE_COUNTER_IF_CHANGED(app, "pendingProcessing", int, DependencyManager::get<StatTracker>()->getStat("PendingProcessing").toInt());
PROFILE_RANGE(app, __FUNCTION__);
if (auto steamClient = PluginManager::getInstance()->getSteamClientPlugin()) {