Messages in this thread | | | From | Markus Hästbacka <> | Subject | Re: rcu_kthread hang on 3.0.0-rc1-next-20110602 | Date | Sat, 4 Jun 2011 18:41:43 +0300 |
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Hi!
I compiled the kernel with preempt and the problem is indeed gone, the hd errors are still present from time to time, but thats probably a hardware problem.
M
On Jun 4, 2011, at 9:17 AM, Manuel Lauss wrote:
> Hello, > > Markus Hästbacka <mhastbacka <at> gmail.com> writes: >> If I >> run dmesg the computer hangs for 15 minutes, and I cannot even login at this > time, if I leave top (the top >> window updates very slowly, like every 5 minutes during this period) running I > can see that the process >> rcu_kthread takes 100% CPU, the computer load average is at around 10. > >> but for example the last time I got the hang, I didn't get this error, nor any > other error for that matter. >> >> The OS is installed on a CF-card. The computer is a eBox computer with VIA > Nehemiah CPU, 256MB RAM. >> >> what more information do you need? Or what more can I test? > > I too experience this weird 15 to 20-minute hang, but only on non-preempt > uniprocessor kernels; it still responds to pings, though. > With either preempt or SMP enabled it's not as visible or simply gone. > > Manuel > > > -- > 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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