From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: kvm tuning guide Date: Wed, 30 Sep 2009 08:20:35 +0200 Message-ID: <4AC2F8B3.8000408@redhat.com> References: <4AC2444F.7080503@redhat.com> <20090930050939.GB8714@develbox.linuxbox.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: KVM list , nikola.ciprich@linuxbox.cz, Christoph Hellwig To: Nikola Ciprich Return-path: Received: from mx1.redhat.com ([209.132.183.28]:36151 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751905AbZI3GUv (ORCPT ); Wed, 30 Sep 2009 02:20:51 -0400 In-Reply-To: <20090930050939.GB8714@develbox.linuxbox.cz> Sender: kvm-owner@vger.kernel.org List-ID: On 09/30/2009 07:09 AM, Nikola Ciprich wrote: > "The default, IDE, is highly supported by guests but may be slow, especially with disk arrays. If your guest supports it, use the virtio interface:" > Avi, > what is the status of data integrity issues Chris Hellwig summarized some time ago? > I don't know. Christoph? > Is it safe to recommend virtio to newbies already? I think so. > Shouldn't SCSI > be safer (where applicable)? > SCSI suffers from being untested, and I think doesn't truly offer the parallelism it appears to. > nik > > > On Tue, Sep 29, 2009 at 07:30:55PM +0200, Avi Kivity wrote: > >> I wrote a short tuning guide for kvm, >> http://www.linux-kvm.org/page/Tuning_KVM. It should all be well known >> to the list, but a newbie is born every minute. Please review and >> expand! >> >> -- >> error compiling committee.c: too many arguments to function >> >> -- >> To unsubscribe from this list: send the line "unsubscribe kvm" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> >> > -- Do not meddle in the internals of kernels, for they are subtle and quick to panic.