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Re: RAID-1 performance under 2.4 and 2.6

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To: Bart Van Assche <bart.vanassche@...>
Cc: <linux-kernel@...>
Date: Wednesday, March 26, 2008 - 7:07 am

Le Wed, 26 Mar 2008 09:42:19 +0100
"Bart Van Assche" <bart.vanassche@gmail.com> écrivait:


I'm using XFS usually, and I've also checked against the raw devices
and it looks the same (2.4 still faster). I must add that the difference
is somewhat reduced when using a single disk drive vs. RAID-1,
obviously due to different buffering policy in the RAID subsystem.

-- 
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Emmanuel Florac     |   Intellique
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Messages in current thread:
RAID-1 performance under 2.4 and 2.6, Emmanuel Florac, (Tue Mar 25, 2:43 pm)
Re: RAID-1 performance under 2.4 and 2.6, Bart Van Assche, (Wed Mar 26, 4:42 am)
Re: RAID-1 performance under 2.4 and 2.6, Emmanuel Florac, (Wed Mar 26, 7:07 am)
Re: RAID-1 performance under 2.4 and 2.6, Bart Van Assche, (Wed Mar 26, 7:15 am)
Re: RAID-1 performance under 2.4 and 2.6, Emmanuel Florac, (Wed Mar 26, 8:36 am)
Re: RAID-1 performance under 2.4 and 2.6, Bill Davidsen, (Thu Mar 27, 6:03 pm)
Re: RAID-1 performance under 2.4 and 2.6, Bart Van Assche, (Wed Mar 26, 9:22 am)
Re: RAID-1 performance under 2.4 and 2.6, Bill Davidsen, (Tue Mar 25, 6:37 pm)
Re: RAID-1 performance under 2.4 and 2.6, Chris Snook, (Tue Mar 25, 6:00 pm)
Re: RAID-1 performance under 2.4 and 2.6, Bart Van Assche, (Wed Mar 26, 3:15 am)
Re: RAID-1 performance under 2.4 and 2.6, Bill Davidsen, (Thu Mar 27, 5:53 pm)
Re: RAID-1 performance under 2.4 and 2.6, Bart Van Assche, (Fri Mar 28, 3:44 am)
Re: RAID-1 performance under 2.4 and 2.6, Bill Davidsen, (Fri Mar 28, 8:04 am)
Re: RAID-1 performance under 2.4 and 2.6, Emmanuel Florac, (Wed Mar 26, 3:56 am)
Re: RAID-1 performance under 2.4 and 2.6, Bill Davidsen, (Tue Mar 25, 6:47 pm)
Re: RAID-1 performance under 2.4 and 2.6, Chris Snook, (Tue Mar 25, 7:13 pm)
Re: RAID-1 performance under 2.4 and 2.6, Pádraig Brady, (Wed Jul 16, 10:52 am)
Re: RAID-1 performance under 2.4 and 2.6, Chris Snook, (Wed Jul 16, 2:18 pm)
Re: RAID-1 performance under 2.4 and 2.6, Bill Davidsen, (Tue Mar 25, 7:42 pm)
Re: RAID-1 performance under 2.4 and 2.6, Chris Snook, (Wed Mar 26, 12:39 pm)
Re: RAID-1 performance under 2.4 and 2.6, Emmanuel Florac, (Wed Mar 26, 4:05 am)
Re: RAID-1 performance under 2.4 and 2.6, Chris Snook, (Wed Mar 26, 12:51 pm)
Re: RAID-1 performance under 2.4 and 2.6, "J.A. Magallón", (Wed Mar 26, 4:25 am)
Re: RAID-1 performance under 2.4 and 2.6, Bill Davidsen, (Thu Mar 27, 5:49 pm)
Re: RAID-1 performance under 2.4 and 2.6, Emmanuel Florac, (Tue Mar 25, 6:09 pm)
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