| To: | "Justin Piszcz" <jpiszcz@xxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: Linux RAID & XFS Question - Multiple levels of concurrency = faster I/O on md/RAID 5? |
| From: | "Dan Williams" <dan.j.williams@xxxxxxxxx> |
| Date: | Sun, 2 Nov 2008 15:21:48 -0700 |
| Cc: | linux-raid@xxxxxxxxxxxxxxx, xfs@xxxxxxxxxxx |
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| In-reply-to: | <alpine.DEB.1.10.0811010424270.16517@xxxxxxxxxxxxxxxx> |
| References: | <alpine.DEB.1.10.0811010424270.16517@xxxxxxxxxxxxxxxx> |
On Sat, Nov 1, 2008 at 1:29 AM, Justin Piszcz <jpiszcz@xxxxxxxxxxxxxxx> wrote: > I am using XFS and md/RAID-5, the CFQ scheduler and kernel 2.6.27.4. > Is this more of an md/raid issue ( I am guessing ) than XFS? I remember > reading of some RAID acceleration patches awhile back that were supposed to > boost performance quite a bit, what happened to them? > You have it applied, Neil accepted the patch[1] for 2.6.26. -- Dan [1] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8b3e6cdc53b7f29f7026955d6cb6902a49322a15 |
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