Re: rcu_sched_state detected stall on CPU issue
From: KOSAKI Motohiro
Date: Wed Mar 16 2011 - 20:18:32 EST
> It looks like Preeti found a way to loop in kswapd with preemption
> disabled, please see attached dmesg. This is using 2.6.35-45.fc14.
> Any thoughts or recent patches that might help?
We fixed a kswapd infinite loop issue when memory is fragmented at 2.6.38.
Could you please try following commits? (all are mm/vmscan.c change)
And, your attached file and your quoted mail don't have /proc/zoneinfo
information. then I have no way to confirn his environment is heavy
fragmented or not. If possible, could you please get /proc/zoneinfo
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