From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: KVM on NFS Date: Wed, 17 Oct 2012 12:46:40 +0200 Message-ID: <507E8C90.2080708@redhat.com> References: <317CF30E-95D3-4836-9864-8B3C4F133F4B@syseleven.de> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: kvm@vger.kernel.org To: Andrew Holway Return-path: Received: from mx1.redhat.com ([209.132.183.28]:46179 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752255Ab2JQKqu (ORCPT ); Wed, 17 Oct 2012 06:46:50 -0400 In-Reply-To: <317CF30E-95D3-4836-9864-8B3C4F133F4B@syseleven.de> Sender: kvm-owner@vger.kernel.org List-ID: On 10/17/2012 11:20 AM, Andrew Holway wrote: > Hello, > > I am testing KVM on an Oracle NFS box that I have. > > Does the list have any advice on best practice? I remember reading that there is stuff you can do with I/O schedulers and stuff to make it more efficient. > > My VMs will primarily be running mysql databases. I am currently using o_direct. > O_DIRECT is good. I/O schedulers don't affect NFS so no need to tune anything on the host. You might experiment with switching to the deadline scheduler in the guest. -- error compiling committee.c: too many arguments to function