Messages in this thread | | | Subject | Re: [BUG] fatal hang untarring 90GB file, possibly writeback related. | From | James Bottomley <> | Date | Wed, 27 Apr 2011 15:05:16 -0500 |
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On Wed, 2011-04-27 at 12:50 -0500, James Bottomley wrote: > To test the theory, Chris asked me to try with data=ordered. > Unfortunately, the deadlock still shows up. This is what I get.
As another data point: I'm trying the same kernel with CONFIG_PREEMPT enabled. This time the deadlock doesn't happen. Instead, kswapd0 gets pegged at 99% CPU for much of the untar, but it does eventually complete.
James
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