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Code Issues Releases Wiki Activity

Store context switches.

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This commit is contained in:
Bartosz Taudul 2019-08-13 00:13:50 +02:00
parent 90d26cb1b6
commit 419f74280d
3 changed files with 61 additions and 0 deletions
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17
server/TracyEvent.hpp
View File

@ -219,6 +219,18 @@ struct CrashEvent
enum { CrashEventSize = sizeof( CrashEvent ) };
struct ContextSwitchData
{
int64_t start;
int64_t end;
uint8_t cpu;
int8_t reason;
int8_t state;
};
enum { ContextSwitchDataSize = sizeof( ContextSwitchData ) };
#pragma pack()
@ -364,6 +376,11 @@ struct FrameImage
uint8_t flip;
};
struct ContextSwitch
{
Vector<ContextSwitchData> v;
};
}
#endif

41
server/TracyWorker.cpp
View File

@ -2611,6 +2611,9 @@ bool Worker::Process( const QueueItem& ev )
case QueueType::SysTimeReport:
ProcessSysTime( ev.sysTime );
break;
case QueueType::ContextSwitch:
ProcessContextSwitch( ev.contextSwitch );
break;
default:
assert( false );
break;
@ -3629,6 +3632,44 @@ void Worker::ProcessSysTime( const QueueSysTime& ev )
}
}
void Worker::ProcessContextSwitch( const QueueContextSwitch& ev )
{
const auto time = TscTime( ev.time );
m_data.lastTime = std::max( m_data.lastTime, time );
if( ev.oldThread != 0 )
{
auto it = m_data.ctxSwitch.find( ev.oldThread );
if( it != m_data.ctxSwitch.end() )
{
auto& data = it->second->v;
assert( !data.empty() );
auto& item = data.back();
assert( item.start <= time );
item.end = time;
item.reason = ev.reason;
item.state = ev.state;
}
}
if( ev.newThread != 0 )
{
auto it = m_data.ctxSwitch.find( ev.newThread );
if( it == m_data.ctxSwitch.end() )
{
auto ctx = m_slab.AllocInit<ContextSwitch>();
it = m_data.ctxSwitch.emplace( ev.newThread, ctx ).first;
}
auto& data = it->second->v;
assert( data.empty() || (uint64_t)data.back().end <= time );
auto& item = data.push_next();
item.start = time;
item.end = -1;
item.cpu = ev.cpu;
item.reason = -1;
item.state = -1;
}
}
void Worker::MemAllocChanged( int64_t time )
{
const auto val = (double)m_data.memory.usage;

3
server/TracyWorker.hpp
View File

@ -194,6 +194,8 @@ private:
Vector<StringRef> appInfo;
CrashEvent crashEvent;
flat_hash_map<uint64_t, ContextSwitch*, nohash<uint64_t>> ctxSwitch;
};
struct MbpsBlock
@ -412,6 +414,7 @@ private:
tracy_force_inline void ProcessCallstackFrame( const QueueCallstackFrame& ev );
tracy_force_inline void ProcessCrashReport( const QueueCrashReport& ev );
tracy_force_inline void ProcessSysTime( const QueueSysTime& ev );
tracy_force_inline void ProcessContextSwitch( const QueueContextSwitch& ev );
tracy_force_inline void ProcessZoneBeginImpl( ZoneEvent* zone, const QueueZoneBegin& ev );
tracy_force_inline void ProcessZoneBeginAllocSrcLocImpl( ZoneEvent* zone, const QueueZoneBegin& ev );