From mboxrd@z Thu Jan 1 00:00:00 1970 From: "=?utf-8?B?WmhhbmcgSGFveXU=?=" Subject: =?utf-8?B?UmU6IFdpbmRvd3MgNyBWTSBCU09E?= Date: Thu, 4 Dec 2014 10:06:23 +0800 Message-ID: <201412041006234947429@sangfor.com> References: , <201412031825091988282@sangfor.com>, , , <201412031908412761735@sangfor.com>, , <1417606191.17426.10.camel@oscar>, <20141203113619.6193305.23969.1814@tetrioncapital.com>, <201412040924147043990@sangfor.com>, , , <201412041001259564871@sangfor.com>, Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: "=?utf-8?B?VmFkaW0gUm96ZW5mZWxk?=" , "=?utf-8?B?a3Zt?=" , "=?utf-8?B?aW1hbW1lZG8=?=" To: "=?utf-8?B?VGhvbWFzIExhdQ==?=" Return-path: Received: from [202.131.75.66] ([202.131.75.66]:45732 "EHLO mail.sangfor.cn" rhost-flags-FAIL-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1751153AbaLDCGc (ORCPT ); Wed, 3 Dec 2014 21:06:32 -0500 Sender: kvm-owner@vger.kernel.org List-ID: >Sure, but I am little confused as KVM is part of linux kernel now, if >I want to try it, should I just upgrade kernel or compile kvm kernel >module by myself ?! > You can just apply the patch to kvm module and rebuild it. >On Thu, Dec 4, 2014 at 10:01 AM, Zhang Haoyu wrote: >>>I just confirmed that vapic is causing win7 stuck. >>> >> You'd better try the commit fc57ac2c9ca :-) >> >>>On Thu, Dec 4, 2014 at 9:34 AM, Thomas Lau wrote: >>>> Hi, >>>> >>>> I don't want to recompile stuff, does it matter to have hv_vapic on at all? >>>> >>>> On Thu, Dec 4, 2014 at 9:24 AM, Zhang Haoyu wrote: >>>>>> Oh I see, >>>>>> >>>>>> So 101 BSOD problem is well known? Can't find any document mention about 101 BSOD online. >>>>>> >>>>>> I tried to use hv_ other options but Win7 can't boot up properly and stucked at starting Windows screen. >>>>>> >>>>> Could you confirm that the stuck was caused by vhich hv feature? >>>>> The commit fc57ac2c9ca can resolve a stuck caused by hv_vapic which I encountered before. >>>>> https://git.kernel.org/cgit/virt/kvm/kvm.git/commit/arch/x86/kvm/lapic.c?id=fc57ac2c9ca8109ea97fcc594f4be436944230cc >>>>> >>>>>> Sent from my BlackBerry 10 smartphone. >>>>>> Original Message >>>>>> From: Vadim Rozenfeld >>>>>> Sent: Wednesday, 3 December, 2014 7:30 PM >>>>>> To: Thomas Lau >>>>>> Cc: Zhang Haoyu; kvm; imammedo >>>>>> Subject: Re: Windows 7 VM BSOD >>>>>> >>>>>> If you run WS2008(R2) or Win7 - always turn on relaxed timing. Otherwise >>>>>> it's just a matter of time when you hit 101 BOSD. >>>>>> Bugcheck 78 is quite rare one. What is your setup, and how easy it's >>>>>> reproducible? >>>>>> >>>>>> Best regards, >>>>>> Vadim. >>>>>> >>>>>> On Wed, 2014-12-03 at 19:13 +0800, Thomas Lau wrote: >>>>>> > "it works on your side" meaning that you had such issue but afterwards >>>>>> > it's all fixed by apply hv_relaxed ? >>>>>> > >>>>>> > On Wed, Dec 3, 2014 at 7:08 PM, Zhang Haoyu wrote: >>>>>> > >> https://bugzilla.redhat.com/show_bug.cgi?id=893857 >>>>>> > >> >>>>>> > >> In fact I am doing testing now, but are we fixing one problem and >>>>>> > >> introduce other problem?! >>>>>> > >> >>>>>> > > I'm not sure about this, but it works on my side, >>>>>> > > I think BSOD(error:0x00000078) has been fixed, >>>>>> > > please show your environment. >>>>>> > > >>>>>> > > Thanks, >>>>>> > > Zhang Haoyu >>>>>> > >> On Wed, Dec 3, 2014 at 6:36 PM, Thomas Lau wrote: >>>>>> > >> > Hi, >>>>>> > >> > >>>>>> > >> > How do I know if my qemu-kvm version support this? >>>>>> > >> > >>>>>> > >> > On Wed, Dec 3, 2014 at 6:25 PM, Zhang Haoyu wrote: >>>>>> > >> >>> Hi All, >>>>>> > >> >>> >>>>>> > >> >>> I am running 3.13.0-24-generic kernel on Ubuntu 14, Windows 7 VM >>>>>> > >> >>> installation was fine, but it does random reboot by itself, the error >>>>>> > >> >>> code is 0x00000101, does anyone know how to fix this? >>>>>> > >> >> Could you try hv_relaxed, like "-cpu kvm64,hv_relaxed". >>>>>> > >> >> >>>>>> > >> >> Thanks, >>>>>> > >> >> Zhang Haoyu >>>> >>>> >>>> >>>> -- >>>> Thomas Lau >>>> Director of Infrastructure >>>> Tetrion Capital Limited >>>> >>>> Direct: +852-3976-8903 >>>> Mobile: +852-9323-9670 >>>> Address: 20/F, IFC 1, Central district, Hong Kong