From mboxrd@z Thu Jan 1 00:00:00 1970 From: George Dunlap Subject: Re: Xen 4.3 development update Date: Mon, 17 Jun 2013 13:38:59 +0100 Message-ID: <51BF0363.7000609@eu.citrix.com> References: <51BF028B.8080203@m2r.biz> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <51BF028B.8080203@m2r.biz> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Fabio Fantoni Cc: "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org On 17/06/13 13:35, Fabio Fantoni wrote: > Il 17/06/2013 12:58, George Dunlap ha scritto: >> There are basically two issues we're waiting to sort out (see below >> for more info): >> * cpu hotplug in qemu-upsream >> * The MMIO hole issue >> >> Anthony has patches for cpu hot-plug, and we have plans for how to >> work around the MMIO hole issue, so we're getting really close. >> >> Also note that we have slipped the release date a week, to the 26th, >> to make sure we have enough time to catch any potential bugs in the >> recent check-ins. >> >> This information will be mirrored on the Xen 4.3 Roadmap wiki page: >> http://wiki.xen.org/wiki/Xen_Roadmap/4.3 >> >> The key goals we're focusing on now, in order, are as follows: >> 1. Have a bug-free 4.3 release >> 2. Have an awesome 4.3 release >> 3. Have a 4.3 release that happens on schedule (ready by June 15th) >> >> The most important thing in making a case is to answer the question, >> "If there are bugs in this patch, will they be discovered before the >> June 17th release?" The second most important thing is to consider the >> cost/benefit analysis of bugs that are found: what is the risk of >> introducing a bug which will delay the release, vs the benefit it will >> have in making the release better? >> >> = Timeline = >> >> We are planning on a 9-month release cycle. Based on that, below are >> our estimated dates: >> * Feature freeze: 25 March 2013 >> * Code freezing point: 15 April 2013 >> * First RC: 6 May 2013 <== WE ARE HERE >> * Release: 26 June 2013 >> >> The RCs and release will of course depend on stability and bugs, and >> will therefore be fairly unpredictable. Each new feature will be >> considered on a case-by-case basis. >> >> The June 17th release is both an estimate and a goal. At this point, >> Xen 4.3 can be released whenever it's actually ready. In fact, the >> sooner we release, the sooner we can open the tree up for new >> development and get on to 4.4 -- so keep fixing those bugs! >> >> Last updated: 17 June 2013 >> >> == Completed == >> >> * Default to QEMU upstream (partial) >> - pci pass-thru (external) >> - enable dirtybit tracking during migration (external) > >> - xl cd-{insert,eject} > > Tested and working. No more bugs found. > >> >> * openvswitch toostack integration >> To label "tech-preview" unless we get good testing (>10 individuals) > > Tested and working. It also works with hvm domUs that didn't work on > initial version of vif script. No bugs found for now. Great, thanks for testing. -George