From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hongyang Yang Subject: Re: [PATCH 3/3] libxc/migrationv2: Split {start, end}_of_stream() to make checkpoint variants Date: Mon, 11 May 2015 10:40:48 +0800 Message-ID: <555016B0.5000506@cn.fujitsu.com> References: <1431089675-31163-1-git-send-email-andrew.cooper3@citrix.com> <1431089675-31163-4-git-send-email-andrew.cooper3@citrix.com> <1431091837.2660.449.camel@citrix.com> <554CBC13.1050906@citrix.com> <1431093006.2660.460.camel@citrix.com> <554CC03C.5050708@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <554CC03C.5050708@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Andrew Cooper , Ian Campbell Cc: Wei Liu , Ian Jackson , Xen-devel List-Id: xen-devel@lists.xenproject.org On 05/08/2015 09:55 PM, Andrew Cooper wrote: > On 08/05/15 14:50, Ian Campbell wrote: >> On Fri, 2015-05-08 at 14:37 +0100, Andrew Cooper wrote: >>> Does Remus currently function if the sending toolstack suddenly >>> disappears out of the mix? >> I would assume so, that's its entire purpose... > > But the signal to resume the domain properly involves setting > last_checkpoint and wandering the recieve loop once more? Please see my previous explain about Remus checkpoint and failover Message-ID: <5550147B.1010304@cn.fujitsu.com> If the sending toolstack suddenly disappears out of the mix, secondary will recover from the last processed records which include the full toolstack record. > > /me goes and checks the code more carefully. > > ~Andrew > . > -- Thanks, Yang.