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From: Andrew Morton <akpm@digeo.com>
To: colpatch@us.ibm.com
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
	linux-mm@kvack.org, LSE <lse-tech@lists.sourceforge.net>,
	Martin Bligh <mjbligh@us.ibm.com>,
	Michael Hohnbaum <hohnbaum@us.ibm.com>
Subject: Re: [rfc][patch] Memory Binding API v0.3 2.5.41
Date: Wed, 09 Oct 2002 20:05:16 -0700	[thread overview]
Message-ID: <3DA4EE6C.6B4184CC@digeo.com> (raw)
In-Reply-To: <3DA4D3E4.6080401@us.ibm.com>

Matthew Dobson wrote:
> 
> Greetings & Salutations,
>         Here's a wonderful patch that I know you're all dying for...  Memory
> Binding!


Seems reasonable to me.

Could you tell us a bit about the operator's view of this?

I assume that a typical usage scenario would be to bind a process
to a bunch of CPUs and to then bind that process to a bunch of
memblks as well? 

If so, then how does the operator know how to identify those
memblks?  To perform the (cpu list) <-> (memblk list) mapping?

Also, what advantage does this provide over the current node-local
allocation policy?  I'd have thought that once you'd bound a 
process to a CPU (or to a node's CPUs) that as long as the zone
fallback list was right, that process would be getting local memory
pretty much all the time anyway?

Last but not least: you got some benchmark numbers for this?

Thanks.
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  reply	other threads:[~2002-10-10  3:05 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-10-10  1:12 Matthew Dobson
2002-10-10  3:05 ` Andrew Morton [this message]
2002-10-10 18:29   ` Matthew Dobson
2002-10-10  4:06 ` Martin J. Bligh
2002-10-10 18:43   ` Matthew Dobson
2002-10-10  9:00 ` Arjan van de Ven
2002-10-10 18:55   ` Matthew Dobson
2002-10-10 10:06 ` Arjan van de Ven
2002-10-10 11:22   ` Alan Cox
2002-10-10 11:28     ` William Lee Irwin III
2002-10-10 19:09       ` Matthew Dobson
2002-10-10 19:06     ` Matthew Dobson
2002-10-10 19:01   ` Matthew Dobson
2002-10-13 22:22 ` Eric W. Biederman
2002-10-15  0:14   ` Matthew Dobson
2002-10-15  0:20     ` Martin J. Bligh
2002-10-15  0:38       ` Matthew Dobson
2002-10-15  0:43         ` Martin J. Bligh
2002-10-15  0:51           ` Matthew Dobson
2002-10-15  0:58             ` William Lee Irwin III
2002-10-15  0:55         ` [Lse-tech] " john stultz
2002-10-15  1:08           ` Martin J. Bligh
2002-10-15  1:20             ` William Lee Irwin III
2002-10-15  1:29               ` Martin J. Bligh
2002-10-15  1:40                 ` William Lee Irwin III
2002-10-15  1:57                   ` William Lee Irwin III
2002-10-15  1:08           ` William Lee Irwin III
2002-10-15  1:16             ` Martin J. Bligh
2002-10-15 17:21     ` Eric W. Biederman

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