From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: linux-aio usable? Date: Tue, 09 Mar 2010 11:09:47 +0200 Message-ID: <4B96105B.50402@redhat.com> References: <4B94BF05.20609@redhat.com> <20100308212736.GB4731@nik-comp.linuxbox.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Bernhard Schmidt , kvm@vger.kernel.org, nikola.ciprich@linuxbox.cz To: Nikola Ciprich Return-path: Received: from mx1.redhat.com ([209.132.183.28]:26683 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753543Ab0CIJKE (ORCPT ); Tue, 9 Mar 2010 04:10:04 -0500 In-Reply-To: <20100308212736.GB4731@nik-comp.linuxbox.cz> Sender: kvm-owner@vger.kernel.org List-ID: On 03/08/2010 11:27 PM, Nikola Ciprich wrote: >> It's faster. >> > Hi Avi, > Could You give some rough estimate on how much faster? > The standard "it depends on the workload". > I'm stuck with glibc-2.5 now, but I'm always eager to improve performance, > so I wonder if it would make sense to either port eventfd + aio stuff, or > switch to glibc-2.8 for me... > Switching to a modern setup should be much easier and safer. Esp. a modern kernel. -- error compiling committee.c: too many arguments to function