From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail144.messagelabs.com (mail144.messagelabs.com [216.82.254.51]) by kanga.kvack.org (Postfix) with SMTP id C9B706B003D for ; Tue, 31 Mar 2009 19:57:47 -0400 (EDT) Received: from m3.gw.fujitsu.co.jp ([10.0.50.73]) by fgwmail5.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id n2VNwewr027777 for (envelope-from kamezawa.hiroyu@jp.fujitsu.com); Wed, 1 Apr 2009 08:58:40 +0900 Received: from smail (m3 [127.0.0.1]) by outgoing.m3.gw.fujitsu.co.jp (Postfix) with ESMTP id F374545DD7E for ; Wed, 1 Apr 2009 08:58:39 +0900 (JST) Received: from s3.gw.fujitsu.co.jp (s3.gw.fujitsu.co.jp [10.0.50.93]) by m3.gw.fujitsu.co.jp (Postfix) with ESMTP id ADFCE45DD7D for ; Wed, 1 Apr 2009 08:58:39 +0900 (JST) Received: from s3.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s3.gw.fujitsu.co.jp (Postfix) with ESMTP id 61AC0E08002 for ; Wed, 1 Apr 2009 08:58:39 +0900 (JST) Received: from m107.s.css.fujitsu.com (m107.s.css.fujitsu.com [10.249.87.107]) by s3.gw.fujitsu.co.jp (Postfix) with ESMTP id 0A4701DB803C for ; Wed, 1 Apr 2009 08:58:39 +0900 (JST) Date: Wed, 1 Apr 2009 08:57:10 +0900 From: KAMEZAWA Hiroyuki Subject: Re: [PATCH 4/4] add ksm kernel shared memory driver. Message-Id: <20090401085710.d2f0b267.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <49D20AE1.4060802@redhat.com> References: <1238457560-7613-1-git-send-email-ieidus@redhat.com> <1238457560-7613-2-git-send-email-ieidus@redhat.com> <1238457560-7613-3-git-send-email-ieidus@redhat.com> <1238457560-7613-4-git-send-email-ieidus@redhat.com> <1238457560-7613-5-git-send-email-ieidus@redhat.com> <20090331111510.dbb712d2.kamezawa.hiroyu@jp.fujitsu.com> <49D20AE1.4060802@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Izik Eidus Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, linux-mm@kvack.org, avi@redhat.com, aarcange@redhat.com, chrisw@redhat.com, riel@redhat.com, jeremy@goop.org, mtosatti@redhat.com, hugh@veritas.com, corbet@lwn.net, yaniv@redhat.com, dmonakhov@openvz.org List-ID: On Tue, 31 Mar 2009 15:21:53 +0300 Izik Eidus wrote: > > > kpage is actually what going to be KsmPage -> the shared page... > > Right now this pages are not swappable..., after ksm will be merged we > will make this pages swappable as well... > sure. > > If so, please > > - show the amount of kpage > > > > - allow users to set limit for usage of kpages. or preserve kpages at boot or > > by user's command. > > > > kpage actually save memory..., and limiting the number of them, would > make you limit the number of shared pages... > Ah, I'm working for memory control cgroup. And *KSM* will be out of control. It's ok to make the default limit value as INFINITY. but please add knobs. Thanks, -Kame -- 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