linux-kernel - Re: [RFC PATCH 00/10] Improve numa scheduling by consolidating tasks

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Message-ID: <20130731154355.GD4880@linux.vnet.ibm.com>
Date:	Wed, 31 Jul 2013 21:13:55 +0530
From:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
To:	Andrew Theurer <habanero@...ux.vnet.ibm.com>
Cc:	Mel Gorman <mgorman@...e.de>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...nel.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Linux-MM <linux-mm@...ck.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Preeti U Murthy <preeti@...ux.vnet.ibm.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [RFC PATCH 00/10] Improve numa scheduling by consolidating tasks

* Andrew Theurer <habanero@...ux.vnet.ibm.com> [2013-07-31 08:33:44]:
>              -----------    -----------    -----------    -----------  
>  VM-node00|   49153(006%)   673792(083%)    51712(006%)   36352(004%) 
> 
> I think the consolidation is a nice concept, but it needs a much tighter
> integration with numa balancing.  The action to clump tasks on same node's
> runqueues should be triggered by detecting that they also access
> the same memory.
> 

Thanks Andrew for testing and reporting your results and analysis.
Will try to focus on getting consolidation + tighter integration with
numa balancing.

-- 
Thanks and Regards
Srikar Dronamraju

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