From mboxrd@z Thu Jan 1 00:00:00 1970 From: Emmanuel Noobadmin Subject: Re: Possible to use multiple disk to bypass I/O wait? Date: Fri, 10 Jun 2011 00:15:25 +0800 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: Sender: linux-raid-owner@vger.kernel.org To: =?ISO-8859-1?Q?Mathias_Bur=E9n?= Cc: CentOS mailing list , linux-raid List-Id: linux-raid.ids On 6/9/11, Mathias Bur=E9n wrote: > The first thing that comes to my mind: Have you tried another IO sche= duler? and the first thing that came to this noob's mind was: Wait, you mean there's actually more than one? AND I get to choose? I'll probably be experimenting with deadline and anticipatory since the i/o wait seems to be due to the disk running back and fro trying to serve the file scan as well as legit read request so having that small wait for reads in the same area sounds like it would help. -- To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html