Messages in this thread | | | Date | Fri, 24 Oct 2003 15:42:51 -0700 | From | Dave Olien <> | Subject | Re: [BUG] linux 2.6.0-test8 reaim tests (attachment URL) |
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My attachment was too big to send directly to lkml. You can find it at:
http://developer.osdl.org/dmo/REAIM/typescript_stp8-002
On Fri, Oct 24, 2003 at 03:08:21PM -0700, Dave Olien wrote: > > I've observed in the last two days, linux 2.6.0-test8 and I think > linux 2.6.0-test8-mm1. The reaim test workload fails to exit. > All of the reaim tasks are blocked in sys_wait4(). But non of > them seem to have any obvious child processes. > > There are also lots of sync() processes. Many of those seem to be > blocked somewhere scheduling IO. These kernels were all with the > as-isoched IO scheduler. I may retry with deadline scheduler, just > to rule out IO scheduler. Is there any link between the sync() > processes and the reaim waiting for children? > > Could there be a problem with IO not completing for the sync() > tasks that causes the reaim tasks to not complete? > > Attached is a console output from a system hung in this state. > Included (towards the bottom) is a sysrq t output. > > I'm hoping to investigate this more closely over the week end. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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