<div dir="ltr"> <div class="gmail_extra"> <div class="gmail_quote">On Thu, Nov 7, 2013 at 5:42 PM, Burlen Loring <<a href="mailto:bloring@lbl.gov" target="_blank">bloring@lbl.gov</a>> wrote: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="im">On 11/07/2013 09:31 AM, Alexander Monakov wrote: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> On Thu, 7 Nov 2013, Burlen Loring wrote: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> Hi, I tried to use apitrace with a debug build of mesa today and it segv'd. However it works fine when used with the system installed ATI drivers. With the mesa build I tried setting LD_PRELOAD and LD_LIBRARY_PATH to no avail. Any ideas what am I doing wrong? </blockquote> No. Many people use apitrace with Mesa, including debug builds. Try showing your exact command line and backtrace from gdb. Details on how you configured Mesa might also help. Alexander </blockquote></div> Alexandr, thanks for trying to help, here are details you asked about. my mesa conig: ./configure CXXFLAGS="-O2 -g" CFLAGS="-O2 -g" --disable-xvmc --disable-glx --disable-dri --with-dri-drivers= --with-gallium-drivers= --enable-texture-float --disable-shared-glapi --disable-egl --with-egl-platforms= --enable-osmesa --with-osmesa-bits=32 --enable-gallium-llvm=no --prefix=/work/apps/mesa/devel/classic how I ran apitrace LD_PRELOAD=/work/apps/mesa/devel/classic/lib/libOSMesa32.so /work/apps/apitrace/devel/bin/apitrace trace --output=mesa-line-trace /work/VTK/vtk-mesa-dev/bin/vtkChartsCoreCxxTests "TestPieChart" "-D" "/work/VTK/vtk-mesa-dev/ExternalData/Testing" "-T" "/work/VTK/vtk-mesa-dev/Testing/Temporary" "-V" "/work/VTK/vtk-mesa-dev/ExternalData/Charts/Core/Testing/Data/Baseline/TestPieChart.png"</blockquote> <div> </div><div>I strongly suspect that the problem is the LD_PRELOAD will interfere with a apitrace, as apitrace too, uses LD_PRELOAD to do its thing. I think think this will ever work.</div><div> </div><div>If you want to trace Mesa, I suggest you build the pure XLIB libGL.so sw rasterizer, and then use LD_LIBRARY_PATH=... . This works -- I use it very often.</div> <div> </div><div>Jose </div><div> </div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> apitrace: loaded apitrace: tracing to mesa-line-trace osmesa_choose_line_function ========================================================= Process id 15522 Caught SIGSEGV at 0x0 address not mapped to object Program Stack: 0x36eb635a90 : ??? [(???) ???:-1] 0x7fc71e5ee117 : ??? [(???) ???:-1] 0x7fc71e5e9566 : vtkPixelBufferObject::Upload3D(int, void*, unsigned int*, int, long long*, int, int*) [(libvtkRenderingOpenGL-6.1.so.1) ???:-1] 0x7fc71e5e540a : ??? [(???) ???:-1] 0x7fc71e5e1594 : vtkOpenGLTexture::Load(vtkRenderer*) [(libvtkRenderingOpenGL-6.1.so.1) ???:-1] 0x7fc71fa8e291 : vtkTexture::Render(vtkRenderer*) [(<a href="http://libvtkRenderingCore-6.1.so" target="_blank">libvtkRenderingCore-6.1.so</a>.1) ???:-1] 0x7fc71fdba0b4 : vtkOpenGLContextDevice2D::DrawString(float*, vtkUnicodeString const&) [(libvtkRenderingContext2D-6.1.so.1) ???:-1] 0x7fc71fdb9e20 : vtkOpenGLContextDevice2D::DrawString(float*, vtkStdString const&) [(libvtkRenderingContext2D-6.1.so.1) ???:-1] 0x7fc71fd9f1df : vtkContext2D::DrawString(float, float, vtkStdString const&) [(libvtkRenderingContext2D-6.1.so.1) ???:-1] 0x7fc723fa312a : vtkChartLegend::Paint(vtkContext2D*) [(libvtkChartsCore-6.1.so.1) ???:-1] 0x7fc71fd97944 : ??? [(???) ???:-1] 0x7fc71fd968d1 : vtkAbstractContextItem::PaintChildren(vtkContext2D*) [(libvtkRenderingContext2D-6.1.so.1) ???:-1] 0x7fc723faee0b : vtkChartPie::Paint(vtkContext2D*) [(libvtkChartsCore-6.1.so.1) ???:-1] 0x7fc71fd97944 : ??? [(???) ???:-1] 0x7fc71fda9690 : vtkContextScene::Paint(vtkContext2D*) [(libvtkRenderingContext2D-6.1.so.1) ???:-1] 0x7fc71fda2a6c : vtkContextActor::RenderOverlay(vtkViewport*) [(libvtkRenderingContext2D-6.1.so.1) ???:-1] 0x7fc71fa5e18b : vtkRenderer::UpdateGeometry() [(<a href="http://libvtkRenderingCore-6.1.so" target="_blank">libvtkRenderingCore-6.1.so</a>.1) ???:-1] 0x7fc71e5c4cc6 : vtkOpenGLRenderer::DeviceRender() [(libvtkRenderingOpenGL-6.1.so.1) ???:-1] 0x7fc71fa5d3ba : vtkRenderer::Render() [(<a href="http://libvtkRenderingCore-6.1.so" target="_blank">libvtkRenderingCore-6.1.so</a>.1) ???:-1] 0x7fc71fa5ba75 : vtkRendererCollection::Render() [(<a href="http://libvtkRenderingCore-6.1.so" target="_blank">libvtkRenderingCore-6.1.so</a>.1) ???:-1] 0x7fc71fa712f0 : vtkRenderWindow::DoStereoRender() [(<a href="http://libvtkRenderingCore-6.1.so" target="_blank">libvtkRenderingCore-6.1.so</a>.1) ???:-1] 0x7fc71fa711f5 : vtkRenderWindow::DoFDRender() [(<a href="http://libvtkRenderingCore-6.1.so" target="_blank">libvtkRenderingCore-6.1.so</a>.1) ???:-1] 0x7fc71fa70bc8 : vtkRenderWindow::DoAARender() [(<a href="http://libvtkRenderingCore-6.1.so" target="_blank">libvtkRenderingCore-6.1.so</a>.1) ???:-1] 0x7fc71fa701ab : vtkRenderWindow::Render() [(<a href="http://libvtkRenderingCore-6.1.so" target="_blank">libvtkRenderingCore-6.1.so</a>.1) ???:-1] 0x7fc71fa7cd39 : vtkRenderWindowInteractor::Render() [(<a href="http://libvtkRenderingCore-6.1.so" target="_blank">libvtkRenderingCore-6.1.so</a>.1) ???:-1] 0x7fc71fa7e8fd : vtkRenderWindowInteractor::Initialize() [(<a href="http://libvtkRenderingCore-6.1.so" target="_blank">libvtkRenderingCore-6.1.so</a>.1) ???:-1] 0x43867e : TestPieChart(int, char**) [(vtkChartsCoreCxxTests) ???:-1] 0x41a746 : main [(vtkChartsCoreCxxTests) ???:-1] 0x36eb621b75 : __libc_start_main [(libc.so.6) ???:-1] 0x419e89 : ??? [(???) ???:-1] ========================================================= apitrace: warning: caught signal 6 apitrace: flushing trace due to an exception /work/apps/apitrace/devel/bin/../lib/apitrace/wrappers/glxtrace.so+0x192427<div class="HOEnZb"><div class="h5"> _______________________________________________ apitrace mailing list <a href="mailto:apitrace@lists.freedesktop.org" target="_blank">apitrace@lists.freedesktop.org</a> <a href="http://lists.freedesktop.org/mailman/listinfo/apitrace" target="_blank">http://lists.freedesktop.org/mailman/listinfo/apitrace</a> </div></div></blockquote></div> </div></div>