From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: virtio net regression Date: Tue, 19 May 2009 16:03:00 +0300 Message-ID: <4A12AE04.8070604@redhat.com> References: <49E63DB4.4090107@devloop.org.uk> <49E66FFB.4080504@nagafix.co.uk> <49EB0F7B.3040802@redhat.com> <1240225922.23407.48.camel@blaa> <49EC8F1D.7000109@nagafix.co.uk> <49F7519A.5030808@nagafix.co.uk> <4A0582D7.4010809@nagafix.co.uk> <4A112CCC.1040903@redhat.com> <4A1286E2.4070805@devloop.org.uk> <4A12880C.8010101@redhat.com> <4A128E59.8010400@devloop.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: Antoine Martin , Mark McLoughlin , "kvm@vger.kernel.org" , Rusty Russell , davem@davemloft.net To: Antoine Martin Return-path: Received: from mx2.redhat.com ([66.187.237.31]:33998 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753440AbZESND2 (ORCPT ); Tue, 19 May 2009 09:03:28 -0400 In-Reply-To: <4A128E59.8010400@devloop.org.uk> Sender: kvm-owner@vger.kernel.org List-ID: Antoine Martin wrote: >> >> But you do have swap enabled? >> > Yes. > > I always do this on the guests as it seems fairer to let the guests use > swap when they need the extra memory rather than over-committing too > much memory on the host. Although it would probably be more efficient > overall to let the host manage all swapping. > It consumes more I/O bandwidth, but most guest's memory stay "warm" no > matter what other guests are doing. > Does that sound reasonable? > Yes, it also provides better isolation. -- error compiling committee.c: too many arguments to function