From mboxrd@z Thu Jan 1 00:00:00 1970 From: Olaf Hering Subject: Re: [PATCH] RFC: initial libxl support for xenpaging Date: Tue, 21 Feb 2012 13:21:06 +0100 Message-ID: <20120221122106.GA6713@aepfle.de> References: <20120217154346.GA19731@aepfle.de> <1329494069.3131.109.camel@zakaz.uk.xensource.com> <20120217160341.GA22266@aepfle.de> <1329496998.3131.131.camel@zakaz.uk.xensource.com> <20120220111230.GA5856@aepfle.de> <1329818358.25232.64.camel@dagon.hellion.org.uk> <20120221112728.GA6339@aepfle.de> <1329824093.25232.104.camel@dagon.hellion.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <1329824093.25232.104.camel@dagon.hellion.org.uk> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Ian Campbell Cc: George Dunlap , "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org On Tue, Feb 21, Ian Campbell wrote: > On Tue, 2012-02-21 at 11:27 +0000, Olaf Hering wrote: > > On Tue, Feb 21, Ian Campbell wrote: > > > > > If the paging daemon could be start/stopped on demand (rather than being > > > a domain build time choice) we could even consider making paging the > > > default. > > > > It would be nice to allow starting paging on demand by xl mem-paging-set. > > xl could watch memory/target-tot_pages, if it changes and the pager > > wasnt started during creation, it could start it on request. > > Does it need the watch? Can't the xl which is doing the "mem-set" (or > whichever) just start the pager? Then xenpaging would belong to the xl monitoring process. But yes, either way is fine with me. Olaf