Gentoo Archives: gentoo-user

From: Volker Armin Hemmann <volker.armin.hemmann@××××××××××××.de>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Adaptec 3405 Raid performance
Date: Thu, 20 Nov 2008 17:26:08
Message-Id: 200811201825.59964.volker.armin.hemmann@tu-clausthal.de
In Reply to: [gentoo-user] Adaptec 3405 Raid performance by "Vernon A. Fort"
1 On Donnerstag 20 November 2008, Vernon A. Fort wrote:
2 > Anyone have one of these raid cards? The disk performance is horrible.
3 >
4 > The setup:
5 > ASUS P5Q
6 > kernel 2.6.25-gentoo-r9
7 > Adaptec 3405 Firmware version 5.2-12415 (June 7th 2007)
8 > XFS file systems with LVMS
9 >
10 > I have put the mount options "noatime,nobarrier" in one file system but
11 > it made no difference. Any suggestions?
12 >
13 > Vernon
14
15 xfs is known for its extremly bad defaults when you do your mkfs. If you
16 search for it on lkml you will find a lot of information.