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* Ingo Molnar <mingo@elte.hu> wrote: > > There doesn't seem to be any actual lockups, just messages. I will try > > disabling the above when I get home this evening. Can't get to the > > system right now. > > i tweaked the softlockup detector in the last patch a bit (to fix > false positives under very high loads), might have broken it on SMP. yeah - found a bug that could explain the symptoms on your system. Called softlockup_tick() from the global timer interrupt, instead of the per-CPU timer interrupt. So on SMP the other CPUs would not see any softlockup ticks at all, and would incorrectly report soft lockups. This bug is fixed in the -48-36 patch i just uploaded. Ingo - 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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