From 16ad6ee2ac3384d522e8d0265760fc6160b6e069 Mon Sep 17 00:00:00 2001 From: Bartosz Taudul Date: Thu, 13 Aug 2020 15:26:36 +0200 Subject: [PATCH] Tune number of ETW kernel buffers. --- client/TracySysTrace.cpp | 2 ++ 1 file changed, 2 insertions(+) diff --git a/client/TracySysTrace.cpp b/client/TracySysTrace.cpp index a2c82295..a2618736 100644 --- a/client/TracySysTrace.cpp +++ b/client/TracySysTrace.cpp @@ -380,6 +380,8 @@ bool SysTraceStart( int64_t& samplingPeriod ) #endif s_prop->Wnode.Guid = SystemTraceControlGuid; s_prop->BufferSize = 1024; + s_prop->MinimumBuffers = std::thread::hardware_concurrency() * 4; + s_prop->MaximumBuffers = std::thread::hardware_concurrency() * 6; s_prop->LoggerNameOffset = sizeof( EVENT_TRACE_PROPERTIES ); memcpy( ((char*)s_prop) + sizeof( EVENT_TRACE_PROPERTIES ), KERNEL_LOGGER_NAME, sizeof( KERNEL_LOGGER_NAME ) );