Comment 146 for bug 359392

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Jesse Barnes (jbarnes-virtuousgeek) wrote :

I still haven't been able to reproduce this. I did notice that Albert, Dustin and Bryce's intel_gpu_dump output was identical though (all had what looked like i965 render commands in them). Some people have reported that using EXA greedy migration made the bug go away, I wonder if disabling render accel altogether would as well (ExaNoComposite true in xorg.conf)? Can someone who's seeing this frequently give that a try?

So far the closest I've come to seeing this with Jaunty is by starting 50 instances of glxgears. That makes X pretty much unusable (all my windows grey out and no other rendering seems possible). That's pretty pathological though, so probably isn't the problem, though it does indicate some issues with our GPU scheduler under high load.