Messages in this thread | | | From | Sean Noonan <> | Date | Tue, 29 Mar 2011 21:32:06 -0400 | Subject | RE: XFS memory allocation deadlock in 2.6.38 |
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> Ok, so that looks like root cause of the problem. can you try the > patch below to see if it fixes the problem (without any other > patches applied or reverted).
It looks like this does fix the deadlock problem. However, it appears to come at the price of significantly higher mmap startup costs.
# ./vmtest /xfs/hugefile.dat $(( 16 * 1024 * 1024 * 1024 )) /xfs/d-1/hugefile.dat: mapped 17179869184 bytes in 324387362198 ticks
Sean
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