linux-kernel - Re: [RFC] Cpuset: explicit dynamic sched domain control flags

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Message-ID: <45371D96.8060003@yahoo.com.au>
Date:	Thu, 19 Oct 2006 16:39:18 +1000
From:	Nick Piggin <nickpiggin@...oo.com.au>
To:	Paul Jackson <pj@....com>
CC:	"Siddha, Suresh B" <suresh.b.siddha@...el.com>, dino@...ibm.com,
	menage@...gle.com, Simon.Derr@...l.net,
	linux-kernel@...r.kernel.org, mbligh@...gle.com,
	rohitseth@...gle.com, dipankar@...ibm.com
Subject: Re: [RFC] Cpuset: explicit dynamic sched domain control flags

Paul Jackson wrote:
> Suresh wrote:

>>Once the sched domains are partitioned, there is no interaction/scheduling
>>happening between those partitions.
> 
> 
> Ok ...
> 
> Is there anyway to determine, on a running system, what sched domains
> and groups are present?

You don't have to worry about the details of the hierarchy. You just need
to know where the partitions are, and that's easy because you were the one
who set them up in the first place (with the exception of isolcpus, which
at least needs a couple of lines on the sched.c side to make it workable).

-- 
SUSE Labs, Novell Inc.
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