From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sasha Levin Subject: Re: [PATCH] kvm tools: virtio-net mergable rx buffers Date: Tue, 23 Apr 2013 11:01:09 -0400 Message-ID: <5176A235.8020702@oracle.com> References: <1366677147-2150-1-git-send-email-sasha.levin@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: penberg@kernel.org, will.deacon@arm.com, marc.zyngier@arm.com, kvm@vger.kernel.org, asias@redhat.com To: Sasha Levin Return-path: Received: from userp1040.oracle.com ([156.151.31.81]:47456 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755677Ab3DWPBr (ORCPT ); Tue, 23 Apr 2013 11:01:47 -0400 In-Reply-To: <1366677147-2150-1-git-send-email-sasha.levin@oracle.com> Sender: kvm-owner@vger.kernel.org List-ID: (off list) On 04/22/2013 08:32 PM, Sasha Levin wrote: > Support mergable rx buffers for virtio-net. This helps reduce the amount > of memory the guest kernel has to allocate per rx vq. One of the benefits of this is that even one virtio-net device with just one pair of vqs will require much less memory - so you could try booting smaller guests than before! Thanks, Sasha