From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:49027) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eQqDV-0002fz-DE for qemu-devel@nongnu.org; Mon, 18 Dec 2017 02:52:06 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eQqDS-0001IE-B5 for qemu-devel@nongnu.org; Mon, 18 Dec 2017 02:52:05 -0500 Received: from mga05.intel.com ([192.55.52.43]:40798) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eQqDS-0001Ha-1Z for qemu-devel@nongnu.org; Mon, 18 Dec 2017 02:52:02 -0500 Date: Mon, 18 Dec 2017 15:51:15 +0800 From: Yang Zhong Message-ID: <20171218075115.GA15707@yangzhon-Virtual> References: <20171204120322.GA32151@yangzhon-Virtual> <5A253EF5.6040300@huawei.com> <20171205060047.GA4102@yangzhon-Virtual> <024fd897-a16a-f69e-94dc-07affb3ef724@redhat.com> <20171206092625.GA19639@yangzhon-Virtual> <6bfac215-b5ba-fd09-d17b-310a2c843a2b@redhat.com> <20171207150629.GA7387@yangzhon-Virtual> <20171212065419.GB26607@yangzhon-Virtual> <5A376B8D.5080008@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5A376B8D.5080008@huawei.com> Subject: Re: [Qemu-devel] [PATCH v3] rcu: reduce more than 7MB heap memory by malloc_trim() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Shannon Zhao , pbonzini@redhat.com Cc: qemu-devel@nongnu.org, stefanha@redhat.com, berrange@redhat.com, weidong.huang@huawei.com, arei.gonglei@huawei.com, liujunjie23@huawei.com, wangxinxin.wang@huawei.com, stone.xulei@huawei.com, yang.zhong@intel.com On Mon, Dec 18, 2017 at 03:17:33PM +0800, Shannon Zhao wrote: > > > On 2017/12/12 14:54, Yang Zhong wrote: > >> > 2) what effect it has on boot time in Shannon's case. > > Hello Shannon, > > > > It's hard for me to reproduce your commands in my x86 enviornment, as a compare test, > > would you please help me use above two TEMP patches to verify VM bootup time again? > > > > Those data can help Paolo to decide which patch will be used or how to adjust delta > > parameter. Many thanks! > We have tested these two patches. Both don't increase the VM bootup time > in my case. > Thanks for Shannon's great help! Paolo, please make decision which TEMP solution is prefered ? I can send out V4 patch soon. Thanks a lot! Regards, Yang > Thanks, > -- > Shannon