On Mon, 2010-10-18 at 17:08 +0200, Jan Kiszka wrote: > > Just to summarize: > > - on real HW with rtai-patch the issue is caused by rtai > > - the vanilla kernel used with vmware has some other issues > > I missed the vanilla part: Can you reproduce under QEMU/KVM? Debugging > the guest would be easier then, and it's easier to trace what that > hypervisor does. Maybe there is a subtle race in the test code that is > exposed by the timing that virtualization implies. Note, there was a bug fixed due to pv ops and kvm clock being traced: http://lkml.org/lkml/2010/9/22/455 The two fixes are next in that thread. -- Steve -- To unsubscribe from this list: send the line "unsubscribe linux-trace-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html