On Fri, Sep 29, 2006 at 04:21:55PM -0500, Craig Boston wrote: > Doesn't seem to have any effect for me (other than high sys% times). > qemu is really good at provoking my em0 to timeout.
What might be useful for someone who can provoke this, is to configure your kernel with MUTEX_PROFILING, then do the following: sysctl debug.mutex.prof.enable=1 start_your_test_case sysctl debug.mutex.prof.enable=0 Then: sysctl debug.mutex.prof.stats > stats.out and provide access to that file. This will help to show whether something is causing Giant starvation. Kris
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