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Enable running time calculation for instrumented zones in flame graph.

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Bartosz Taudul 2024-09-28 16:29:21 +02:00
parent 21721dd814
commit da1e92956f
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GPG Key ID: B7FE2008B7575DF3
2 changed files with 114 additions and 3 deletions
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3
profiler/src/profiler/TracyView.hpp
View File

@ -277,6 +277,9 @@ private:
void DrawFlameGraph(); void DrawFlameGraph();
void DrawFlameGraphHeader( uint64_t timespan ); void DrawFlameGraphHeader( uint64_t timespan );
void DrawFlameGraphItem( const FlameGraphItem& item, FlameGraphContext& ctx, uint64_t ts, int depth, bool samples ); void DrawFlameGraphItem( const FlameGraphItem& item, FlameGraphContext& ctx, uint64_t ts, int depth, bool samples );
void BuildFlameGraph( const Worker& worker, Vector<FlameGraphItem>& data, const Vector<short_ptr<ZoneEvent>>& zones );
void BuildFlameGraph( const Worker& worker, Vector<FlameGraphItem>& data, const Vector<short_ptr<ZoneEvent>>& zones, const ContextSwitch* ctx );
void BuildFlameGraph( const Worker& worker, Vector<FlameGraphItem>& data, const Vector<SampleData>& samples );
void ListMemData( std::vector<const MemEvent*>& vec, const std::function<void(const MemEvent*)>& DrawAddress, int64_t startTime = -1, uint64_t pool = 0 ); void ListMemData( std::vector<const MemEvent*>& vec, const std::function<void(const MemEvent*)>& DrawAddress, int64_t startTime = -1, uint64_t pool = 0 );

114
profiler/src/profiler/TracyView_FlameGraph.cpp
View File

@ -20,7 +20,7 @@ struct FlameGraphItem
Vector<FlameGraphItem> children; Vector<FlameGraphItem> children;
}; };
static void BuildFlameGraph( const Worker& worker, Vector<FlameGraphItem>& data, const Vector<short_ptr<ZoneEvent>>& zones ) void View::BuildFlameGraph( const Worker& worker, Vector<FlameGraphItem>& data, const Vector<short_ptr<ZoneEvent>>& zones )
{ {
FlameGraphItem* it; FlameGraphItem* it;
int16_t last = 0; int16_t last = 0;
@ -112,7 +112,104 @@ static void BuildFlameGraph( const Worker& worker, Vector<FlameGraphItem>& data,
} }
} }
static void BuildFlameGraph( const Worker& worker, Vector<FlameGraphItem>& data, const Vector<SampleData>& samples ) void View::BuildFlameGraph( const Worker& worker, Vector<FlameGraphItem>& data, const Vector<short_ptr<ZoneEvent>>& zones, const ContextSwitch* ctx )
{
assert( ctx );
FlameGraphItem* it;
int16_t last = 0;
if( zones.is_magic() )
{
auto& vec = *(Vector<ZoneEvent>*)&zones;
for( auto& v : vec )
{
if( !v.IsEndValid() ) break;
const auto srcloc = v.SrcLoc();
int64_t duration;
uint64_t cnt;
if( !GetZoneRunningTime( ctx, v, duration, cnt ) ) break;
if( srcloc == last )
{
it->time += duration;
if( v.HasChildren() )
{
auto& children = worker.GetZoneChildren( v.Child() );
BuildFlameGraph( worker, it->children, children, ctx );
}
}
else
{
it = std::find_if( data.begin(), data.end(), [srcloc]( const auto& v ) { return v.srcloc == srcloc; } );
if( it == data.end() )
{
data.push_back( FlameGraphItem { srcloc, duration } );
if( v.HasChildren() )
{
auto& children = worker.GetZoneChildren( v.Child() );
BuildFlameGraph( worker, data.back().children, children, ctx );
}
it = &data.back();
}
else
{
it->time += duration;
if( v.HasChildren() )
{
auto& children = worker.GetZoneChildren( v.Child() );
BuildFlameGraph( worker, it->children, children, ctx );
}
}
last = srcloc;
}
}
}
else
{
for( auto& v : zones )
{
if( !v->IsEndValid() ) break;
const auto srcloc = v->SrcLoc();
int64_t duration;
uint64_t cnt;
if( !GetZoneRunningTime( ctx, *v, duration, cnt ) ) break;
if( srcloc == last )
{
it->time += duration;
if( v->HasChildren() )
{
auto& children = worker.GetZoneChildren( v->Child() );
BuildFlameGraph( worker, it->children, children, ctx );
}
}
else
{
it = std::find_if( data.begin(), data.end(), [srcloc]( const auto& v ) { return v.srcloc == srcloc; } );
if( it == data.end() )
{
data.push_back( FlameGraphItem { srcloc, duration } );
if( v->HasChildren() )
{
auto& children = worker.GetZoneChildren( v->Child() );
BuildFlameGraph( worker, data.back().children, children, ctx );
}
it = &data.back();
}
else
{
it->time += duration;
if( v->HasChildren() )
{
auto& children = worker.GetZoneChildren( v->Child() );
BuildFlameGraph( worker, it->children, children, ctx );
}
}
last = srcloc;
}
}
}
}
void View::BuildFlameGraph( const Worker& worker, Vector<FlameGraphItem>& data, const Vector<SampleData>& samples )
{ {
for( auto& v : samples ) for( auto& v : samples )
{ {
@ -522,7 +619,18 @@ void View::DrawFlameGraph()
{ {
for( auto& thread : m_worker.GetThreadData() ) for( auto& thread : m_worker.GetThreadData() )
{ {
if( FlameGraphThread( thread->id ) ) BuildFlameGraph( m_worker, data, thread->timeline ); if( FlameGraphThread( thread->id ) )
{
if( m_flameRunningTime )
{
const auto ctx = m_worker.GetContextSwitchData( thread->id );
if( ctx ) BuildFlameGraph( m_worker, data, thread->timeline, ctx );
}
else
{
BuildFlameGraph( m_worker, data, thread->timeline );
}
}
} }
} }
else else