From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail190.messagelabs.com (mail190.messagelabs.com [216.82.249.51]) by kanga.kvack.org (Postfix) with SMTP id 04C5A5F0001 for ; Mon, 6 Apr 2009 03:32:41 -0400 (EDT) Message-ID: <49D9B031.2090209@redhat.com> Date: Mon, 06 Apr 2009 10:33:05 +0300 From: Avi Kivity MIME-Version: 1.0 Subject: Re: [PATCH 0/4] ksm - dynamic page sharing driver for linux v2 References: <1238855722-32606-1-git-send-email-ieidus@redhat.com> <200904061704.50052.nickpiggin@yahoo.com.au> In-Reply-To: <200904061704.50052.nickpiggin@yahoo.com.au> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Nick Piggin Cc: Izik Eidus , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, linux-mm@kvack.org, aarcange@redhat.com, chrisw@redhat.com, mtosatti@redhat.com, hugh@veritas.com, kamezawa.hiroyu@jp.fujitsu.com List-ID: Nick Piggin wrote: > On Sunday 05 April 2009 01:35:18 Izik Eidus wrote: > > >> This driver is very useful for KVM as in cases of runing multiple guests >> operation system of the same type. >> (For desktop work loads we have achived more than x2 memory overcommit >> (more like x3)) >> > > Interesting that it is a desirable workload to have multiple guests each > running MS office. > > I wonder, can windows enter a paravirtualised guest mode for KVM? Windows has some support for paravirtualization, for example it can use hypercalls instead of tlb flush IPIs. > And can > you detect page allocation/freeing events? > Not that I know of. -- error compiling committee.c: too many arguments to function -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org