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From: Dario Faggioli <raistlin@linux.it>
To: Ian Campbell <Ian.Campbell@citrix.com>
Cc: Andre Przywara <andre.przywara@amd.com>,
	Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>,
	George Dunlap <George.Dunlap@eu.citrix.com>,
	Juergen Gross <juergen.gross@ts.fujitsu.com>,
	Ian Jackson <Ian.Jackson@eu.citrix.com>,
	xen-devel <xen-devel@lists.xen.org>
Subject: Re: [PATCH 1 of 3 v5/leftover] libxl: enable automatic placement of guests on NUMA nodes [and 1 more messages]
Date: Wed, 18 Jul 2012 12:08:49 +0200	[thread overview]
Message-ID: <1342606129.19530.134.camel@Solace> (raw)
In-Reply-To: <1342605184.26734.19.camel@zakaz.uk.xensource.com>


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On Wed, 2012-07-18 at 10:53 +0100, Ian Campbell wrote:
> On Wed, 2012-07-18 at 10:43 +0100, Dario Faggioli wrote:
> > What could be done is restricting automatic placement to guests that
> > fits on 4 or 8 nodes for 4.2.
> 
> 8 would mean on a 32 node system considering 10,518,300 combinations?
> 
Yes, I was considering that only because I think we'll have something
ready well before 32 nodes systems becomes common. But fine, let's not
bet on what hardware manufacturers will come up with and in what
timeframe... :-)

> 4 would mean on a 32 node system considering 35,960 combinations? On a
> 64 node system it would mean 635,376 combinations.
> 
Exactly.

> If that's the case then lets go with 4 as the limit for 4.2.0.
> 
That is fine with me.

Thanks and Regards,
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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  reply	other threads:[~2012-07-18 10:08 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-10 15:03 [PATCH 0 of 3 v4/leftover] Automatic NUMA placement for xl Dario Faggioli
2012-07-10 15:03 ` [PATCH 1 of 3 v4/leftover] libxl: enable automatic placement of guests on NUMA nodes Dario Faggioli
2012-07-17 15:55   ` Ian Jackson
2012-07-16 17:13     ` [PATCH 0 of 3 v5/leftover] Automatic NUMA placement for xl Dario Faggioli
2012-07-16 17:13       ` [PATCH 1 of 3 v5/leftover] libxl: enable automatic placement of guests on NUMA nodes Dario Faggioli
2012-07-17 18:04         ` [PATCH 1 of 3 v5/leftover] libxl: enable automatic placement of guests on NUMA nodes [and 1 more messages] Ian Jackson
2012-07-17 20:23           ` Ian Campbell
2012-07-18  0:31             ` Dario Faggioli
2012-07-18 10:44             ` Ian Jackson
2012-07-18  0:22           ` Dario Faggioli
2012-07-18  8:27             ` Dario Faggioli
2012-07-18  9:13             ` Ian Campbell
2012-07-18  9:43               ` Dario Faggioli
2012-07-18  9:53                 ` Ian Campbell
2012-07-18 10:08                   ` Dario Faggioli [this message]
2012-07-18 11:00                   ` Ian Jackson
2012-07-18 13:14                     ` Ian Campbell
2012-07-18 13:35                       ` Dario Faggioli
2012-07-19 12:47                       ` Dario Faggioli
2012-07-18 13:40                     ` Andre Przywara
2012-07-18 13:54                       ` Juergen Gross
2012-07-18 14:00                       ` Dario Faggioli
2012-07-19 14:43                       ` Ian Jackson
2012-07-19 18:37                         ` Andre Przywara
2012-07-21  1:46                           ` Dario Faggioli
2012-07-18 10:53                 ` Ian Jackson
2012-07-18 13:12                   ` Ian Campbell
2012-07-18  9:47             ` Dario Faggioli
2012-07-19 12:21         ` [PATCH 1 of 3 v5/leftover] libxl: enable automatic placement of guests on NUMA nodes Andre Przywara
2012-07-19 14:22           ` Dario Faggioli
2012-07-20  8:19             ` Andre Przywara
2012-07-20  9:39               ` Dario Faggioli
2012-07-20 10:01                 ` Dario Faggioli
2012-07-20  8:20             ` Dario Faggioli
2012-07-20  8:26               ` Andre Przywara
2012-07-20  8:38                 ` Juergen Gross
2012-07-20  9:52                   ` Dario Faggioli
2012-07-20  9:56                     ` Juergen Gross
2012-07-20  9:44                 ` Dario Faggioli
2012-07-20 11:47                   ` Andre Przywara
2012-07-20 12:54                     ` Dario Faggioli
2012-07-20 13:07                       ` Andre Przywara
2012-07-21  1:44                         ` Dario Faggioli
2012-07-16 17:13       ` [PATCH 2 of 3 v5/leftover] libxl: have NUMA placement deal with cpupools Dario Faggioli
2012-07-16 17:13       ` [PATCH 3 of 3 v5/leftover] Some automatic NUMA placement documentation Dario Faggioli
2012-07-20 11:07       ` [PATCH 0 of 3 v5/leftover] Automatic NUMA placement for xl David Vrabel
2012-07-20 11:43         ` Andre Przywara
2012-07-20 12:00           ` Ian Campbell
2012-07-20 12:08             ` Ian Campbell
2012-07-23 10:38               ` Dario Faggioli
2012-07-23 10:42                 ` Ian Campbell
2012-07-23 15:31                   ` Dario Faggioli
2012-07-23 10:23             ` Dario Faggioli
2012-07-20 12:14           ` David Vrabel
2012-07-17 15:59     ` [PATCH 1 of 3 v4/leftover] libxl: enable automatic placement of guests on NUMA nodes Ian Campbell
2012-07-17 18:01       ` Ian Jackson
2012-07-17 22:15     ` Dario Faggioli
2012-07-10 15:03 ` [PATCH 2 of 3 v4/leftover] libxl: have NUMA placement deal with cpupools Dario Faggioli
2012-07-10 15:03 ` [PATCH 3 of 3 v4/leftover] Some automatic NUMA placement documentation Dario Faggioli
2012-07-16 17:03 ` [PATCH 0 of 3 v4/leftover] Automatic NUMA placement for xl Dario Faggioli

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