Re: 12x performance drop on md/linux+sw raid1 due to barriers [xfs]
From: Martin Steigerwald <hidden>
Date: 2008-12-14 18:35:36
Also in:
linux-xfs
From: Martin Steigerwald <hidden>
Date: 2008-12-14 18:35:36
Also in:
linux-xfs
Am Sonntag 14 Dezember 2008 schrieb Peter Grandi:
First of all, why are you people sending TWO copies to the XFS mailing list? (to both linux-xfs@oss.sgi.com and xfs@oss.sgi.com).
[...]
quoted
So its really more of an expectation that wc+barriers on, performs better than wc+barriers off :)This is of course a misstatement: perhaps you intended to write that ''wc on+barriers on'' would perform better than ''wc off + barriers off'.
I think Redeeman said exactly that ;-). Either both on or both off. -- Martin 'Helios' Steigerwald - http://www.Lichtvoll.de GPG: 03B0 0D6C 0040 0710 4AFA B82F 991B EAAC A599 84C7