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From: Juergen Gross <juergen.gross@ts.fujitsu.com>
To: Ian Campbell <Ian.Campbell@citrix.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: [PATCH 1 of 3] Support of getting scheduler defaults
Date: Tue, 22 May 2012 14:29:34 +0200	[thread overview]
Message-ID: <4FBB86AE.7010908@ts.fujitsu.com> (raw)
In-Reply-To: <1337689344.10118.92.camel@zakaz.uk.xensource.com>

On 05/22/2012 02:22 PM, Ian Campbell wrote:
> On Tue, 2012-05-22 at 10:16 +0100, Juergen Gross wrote:
>> Support a new sysctl schedop sub-command to get the scheduling defaults of a
>> specific scheduler.
> Why is XEN_DOMCTL_SCHEDOP_getinfo not sufficient here?
>
> Isn't it actually more useful/meaningful to get the current actual
> setting rather than a default?

When setting the parameters from the config file we have no domain yet which
we would have to specify for XEN_DOMCTL_SCHEDOP_getinfo. I didn't want to
parse part of the config only after domain creation.

A default should be okay, as this is what we want to modify. :-)
The scheduler should initialize a new domain with this default, of course.


Juergen

-- 
Juergen Gross                 Principal Developer Operating Systems
PDG ES&S SWE OS6                       Telephone: +49 (0) 89 3222 2967
Fujitsu Technology Solutions              e-mail: juergen.gross@ts.fujitsu.com
Domagkstr. 28                           Internet: ts.fujitsu.com
D-80807 Muenchen                 Company details: ts.fujitsu.com/imprint.html

  reply	other threads:[~2012-05-22 12:29 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-22  9:16 [PATCH 0 of 3] support of setting scheduler parameters on domain creation Juergen Gross
2012-05-22  9:16 ` [PATCH 1 of 3] Support of getting scheduler defaults Juergen Gross
2012-05-22 12:22   ` Ian Campbell
2012-05-22 12:29     ` Juergen Gross [this message]
2012-05-22 12:32       ` Ian Campbell
2012-05-22 12:58         ` Juergen Gross
2012-05-22 13:05           ` George Dunlap
2012-05-22 13:16             ` Ian Campbell
2012-05-22 13:40             ` Ian Campbell
2012-05-22 14:59               ` Ian Campbell
2012-05-22 23:46                 ` Dario Faggioli
2012-05-23  5:34                   ` Juergen Gross
2012-05-23  7:22                     ` Dario Faggioli
2012-05-23  7:41                       ` Ian Campbell
2012-05-23  8:45                         ` Juergen Gross
2012-05-23  9:17                           ` Ian Campbell
2012-05-23 10:18                           ` Dario Faggioli
2012-05-23  8:48                       ` Juergen Gross
2012-05-22  9:16 ` [PATCH 2 of 3] Support getting scheduler defaults in libxc Juergen Gross
2012-05-22  9:16 ` [PATCH 3 of 3] full support of setting scheduler parameters on domain creation Juergen Gross
2012-05-22 12:30   ` Ian Campbell
2012-05-22 12:39     ` Juergen Gross
2012-05-22 12:51       ` Ian Campbell
2012-05-22 22:15       ` Dario Faggioli

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