Re: Filesystem writes on RAID5 too slow

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, Nov 21, 2013 at 11:35:14AM -0500, Martin Boutin wrote:
> Sorry for the spam but I just noticed that the XFS stripe unit does not
> match the strip unit of the underlying RAID device. I tried to do a
> mkfs.xfs with a stripe of 512KiB but mkfs.xfs complains that the
> maximum stripe width is 256KiB.

Yeah.  Btw, I've generally seen best results using 32k stripes, but that
should only matter for log intensive loads and not simple writes.
Similarly your 32mb log seems awfully small, but not really relevant for
this workload.

_______________________________________________
xfs mailing list
xfs@xxxxxxxxxxx
http://oss.sgi.com/mailman/listinfo/xfs




[Index of Archives]     [Linux XFS Devel]     [Linux Filesystem Development]     [Filesystem Testing]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux