On Friday 11 May 2007 03:28:46 Thomas Gleixner wrote:
> Ok, that's consistent with earlier reports. The problem surfaces when
> one of the SMT-"cpus" goes idle. The problem goes away when you disable
> hyperthreading.
Yes with HT disabled in BIOS there is no local_softirq_pending messages. BTW
why does this problem persist only with X ?
> When you apply the ratelimit patch, does the softlockup problem
> persist ?
>
Yes, though softlockup is rare and mostly hit when system is under high load.
Apart of that I am also getting following messages consistently across
multiple boot cycles with NOHZ=y and ratelimit patch applied.
May 15 11:51:22 rudra kernel: [ 2594.341068] Clocksource tsc unstable (delta =
28111260302 ns)
May 15 11:51:22 rudra kernel: [ 2594.343194] Time: acpi_pm clocksource has
been installed.
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