[CentOS] Re: [CSL #329283] centosplus XFS bug?

Peter Kjellstrom cap at nsc.liu.se
Thu Apr 26 14:05:03 UTC 2007


On Wednesday 25 April 2007, thomas at cs.wisc.edu wrote:
> We're running a mix of ext3 and xfs file systems on CentOS 4
> workstations at our site. We have benefitted greatly from the increased
> performance and fast (crash recovery) reboot times that we get from
> xfs. We're currently running CentOS kernel 2.6.9-42.0.8.EL and xfs
> version 0.2-1.
>
> We have one host where we've got issues. It's a (very) busy imap server
> with external scsi hardware raid, dual Xeon CPUs, and 8GB of RAM (it
> runs the hugemem kernel).

This implies that you are running i386 and not x86_64. It has been my 
experience that xfs is less that solid on c4.i386 but fine on c4.x86_64. This 
is most likely due to the fact that i386 uses 4k kernel stack while x86_64 
uses 8k.

/Peter

> Twice now in the last few weeks we've seen it 
> hang with the follow log message repeated many times in the logs at the
> time of the hang:
...
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