From: Dario Faggioli <raistlin@linux.it>
To: Ian Jackson <Ian.Jackson@eu.citrix.com>
Cc: Andre Przywara <andre.przywara@amd.com>,
Ian Campbell <Ian.Campbell@citrix.com>,
Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>,
George Dunlap <George.Dunlap@eu.citrix.com>,
Juergen Gross <juergen.gross@ts.fujitsu.com>,
xen-devel <xen-devel@lists.xen.org>,
Roger Pau Monne <roger.pau@citrix.com>
Subject: Re: [PATCH 2 of 4 v7/leftover] libxl: enable automatic placement of guests on NUMA nodes
Date: Thu, 26 Jul 2012 18:00:53 +0200 [thread overview]
Message-ID: <1343318453.6187.56.camel@Solace> (raw)
In-Reply-To: <20497.20651.574599.257020@mariner.uk.xensource.com>
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On Thu, 2012-07-26 at 15:14 +0100, Ian Jackson wrote:
> Dario Faggioli writes ("[PATCH 2 of 4 v7/leftover] libxl: enable automatic placement of guests on NUMA nodes"):
> > If a domain does not have a VCPU affinity, try to pin it automatically
> > to some PCPUs. This is done taking into account the NUMA characteristics
> > of the host. In fact, we look for a combination of host's NUMA nodes
> > with enough free memory and number of PCPUs for the new domain, and pin
> > it to the VCPUs of those nodes.
>
> Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
>
Nice! Thank you (and IanC, and all the others involved in the process) a
lot for the thorough reviews and all the hard work this took! :-)
Dario
--
<<This happens because I choose it to happen!>> (Raistlin Majere)
-----------------------------------------------------------------
Dario Faggioli, Ph.D, http://retis.sssup.it/people/faggioli
Senior Software Engineer, Citrix Systems R&D Ltd., Cambridge (UK)
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next prev parent reply other threads:[~2012-07-26 16:00 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-24 14:42 [PATCH 0 of 4 v7/leftover] Automatic NUMA placement for xl Dario Faggioli
2012-07-24 14:42 ` [PATCH 1 of 4 v7/leftover] libxl: kill the need for checking and linking to libm Dario Faggioli
2012-07-25 16:40 ` Ian Campbell
2012-07-24 14:42 ` [PATCH 2 of 4 v7/leftover] libxl: enable automatic placement of guests on NUMA nodes Dario Faggioli
2012-07-26 12:03 ` Andre Przywara
2012-07-26 13:54 ` Dario Faggioli
2012-07-26 14:14 ` Ian Jackson
2012-07-26 16:00 ` Dario Faggioli [this message]
2012-07-24 14:42 ` [PATCH 3 of 4 v7/leftover] libxl: have NUMA placement deal with cpupools Dario Faggioli
2012-07-26 14:20 ` Ian Jackson
2012-07-24 14:42 ` [PATCH 4 of 4 v7/leftover] Some automatic NUMA placement documentation Dario Faggioli
2012-07-26 14:22 ` Ian Jackson
2012-07-26 14:31 ` Ian Campbell
2012-07-26 14:42 ` [PATCH 0 of 4 v7/leftover] Automatic NUMA placement for xl Ian Campbell
2012-07-26 15:47 ` Dario Faggioli
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