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ExtensionSystem: Factor out startup performance summary

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Makes it possible to potentially show it after the fact.

Change-Id: I7c93a2a290bf1a3e096286a3d20fd4553757ad5c
Reviewed-by: Cristian Adam <cristian.adam@qt.io>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
This commit is contained in:
Eike Ziller
2023-08-29 11:36:56 +02:00
parent 026848eadd
commit c22e43bf41
2 changed files with 35 additions and 19 deletions
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51
src/libs/extensionsystem/pluginmanager.cpp
View File

@@ -947,7 +947,7 @@ void PluginManagerPrivate::nextDelayedInitialize()
delayedInitializeTimer = nullptr;
if (m_profileTimer)
m_totalStartupMS = m_profileTimer->elapsed();
profilingSummary();
printProfilingSummary();
emit q->initializationDone();
#ifdef WITH_TESTS
if (PluginManager::testRunRequested())
@@ -1787,25 +1787,40 @@ void PluginManagerPrivate::profilingReport(const char *what, const PluginSpec *s
}
}
void PluginManagerPrivate::profilingSummary() const
QString PluginManagerPrivate::profilingSummary(qint64 *totalOut) const
{
QString summary;
const QVector<PluginSpec *> specs = Utils::sorted(pluginSpecs,
[](PluginSpec *s1, PluginSpec *s2) {
return s1->performanceData().total()
< s2->performanceData().total();
});
const qint64 total
= std::accumulate(specs.constBegin(), specs.constEnd(), 0, [](qint64 t, PluginSpec *s) {
return t + s->performanceData().total();
});
for (PluginSpec *s : specs) {
if (!s->isEffectivelyEnabled())
continue;
const qint64 t = s->performanceData().total();
summary += QString("%1 %2ms ( %3% )\n")
.arg(s->name(), -22)
.arg(t, 8)
.arg(100.0 * t / total, 5, 'f', 2);
}
summary += QString("Total plugins: %1ms\n").arg(total, 8);
summary += QString("Total startup: %1ms\n").arg(m_totalStartupMS, 8);
if (totalOut)
*totalOut = total;
return summary;
}
void PluginManagerPrivate::printProfilingSummary() const
{
if (m_profilingVerbosity > 0) {
const QVector<PluginSpec *> specs
= Utils::sorted(pluginSpecs, [](PluginSpec *s1, PluginSpec *s2) {
return s1->performanceData().total() < s2->performanceData().total();
});
const qint64 total
= std::accumulate(specs.constBegin(), specs.constEnd(), 0, [](qint64 t, PluginSpec *s) {
return t + s->performanceData().total();
});
for (PluginSpec *s : specs) {
if (!s->isEffectivelyEnabled())
continue;
const qint64 t = s->performanceData().total();
qDebug("%-22s %8lldms ( %5.2f%% )", qPrintable(s->name()), t, 100.0 * t / total);
}
qDebug("Total plugins: %8lldms", total);
qDebug("Total startup: %8lldms", m_totalStartupMS);
qint64 total;
const QString summary = profilingSummary(&total);
qDebug() << qPrintable(summary);
Utils::Benchmarker::report("loadPlugins", "Total", total);
}
}

3
src/libs/extensionsystem/pluginmanager_p.h
View File

@@ -59,7 +59,8 @@ public:
void resolveDependencies();
void enableDependenciesIndirectly();
void increaseProfilingVerbosity();
void profilingSummary() const;
QString profilingSummary(qint64 *totalOut = nullptr) const;
void printProfilingSummary() const;
void profilingReport(const char *what, const PluginSpec *spec, qint64 *target = nullptr);
void setSettings(Utils::QtcSettings *settings);
void setGlobalSettings(Utils::QtcSettings *settings);