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Save context switches of all threads.

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Per-thread lists were dropped for threads without zones or samples, a rule
from when only profiled threads consumed them; the CPU data graph uses them
for any visible thread, so saved traces silently lost wake and wait data.
This commit is contained in:
Bartosz Taudul
2026-09-09 01:52:09 +02:00
parent ed468d8625
commit 82790f904f
1 changed files with 5 additions and 16 deletions
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21
server/TracyWorker.cpp
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@@ -8777,26 +8777,15 @@ void Worker::Write( FileWrite& f, bool fiDict )
}
}
// Only save context switches relevant to active threads.
std::vector<unordered_flat_map<uint64_t, ContextSwitch*>::const_iterator> ctxValid;
ctxValid.reserve( m_data.ctxSwitch.size() );
for( auto it = m_data.ctxSwitch.begin(); it != m_data.ctxSwitch.end(); ++it )
{
auto td = RetrieveThread( it->first, m_data.threadDataLast );
if( td && ( td->count > 0 || !td->samples.empty() ) )
{
ctxValid.emplace_back( it );
}
}
sz = ctxValid.size();
sz = m_data.ctxSwitch.size();
f.Write( &sz, sizeof( sz ) );
for( auto& ctx : ctxValid )
for( auto& ctx : m_data.ctxSwitch )
{
f.Write( &ctx->first, sizeof( ctx->first ) );
sz = ctx->second->v.size();
f.Write( &ctx.first, sizeof( ctx.first ) );
sz = ctx.second->v.size();
f.Write( &sz, sizeof( sz ) );
int64_t refTime = 0;
for( auto& cs : ctx->second->v )
for( auto& cs : ctx.second->v )
{
WriteTimeOffset( f, refTime, cs.WakeupVal() );
WriteTimeOffset( f, refTime, cs.Start() );