From: David Rientjes <rientjes@cs.washington.edu>
To: Paul Jackson <pj@sgi.com>
Cc: linux-mm@kvack.org, akpm@osdl.org, nickpiggin@yahoo.com.au,
ak@suse.de, mbligh@google.com, rohitseth@google.com,
menage@google.com, clameter@sgi.com
Subject: Re: [RFC] another way to speed up fake numa node page_alloc
Date: Sun, 1 Oct 2006 23:31:20 -0700 (PDT) [thread overview]
Message-ID: <Pine.LNX.4.64N.0610012330110.10476@attu4.cs.washington.edu> (raw)
In-Reply-To: <20061001231811.26f91c47.pj@sgi.com>
On Sun, 1 Oct 2006, Paul Jackson wrote:
> Perhaps instead of a single 'nodemask_t fullnodes', I need a small
> array of these nodemasks, one per MAX_NR_ZONES. Then I could select
> which fullnodes nodemask to check by taking my index into the node_id[]
> array, modulo MAX_NR_ZONES.
>
It would be nice to be able to scale this so that the speed-up works
efficiently for numa=fake=256 (after NODES_SHIFT is increased from 6 to 8
on x86_64).
David
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next prev parent reply other threads:[~2006-10-02 6:31 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-25 9:14 Paul Jackson
2006-09-26 6:08 ` David Rientjes
2006-09-26 7:06 ` Paul Jackson
2006-09-26 18:17 ` David Rientjes
2006-09-26 19:24 ` Paul Jackson
2006-09-26 19:58 ` David Rientjes
2006-09-26 21:48 ` Paul Jackson
2006-10-02 6:18 ` Paul Jackson
2006-10-02 6:31 ` David Rientjes [this message]
2006-10-02 6:48 ` Paul Jackson
2006-10-02 7:05 ` David Rientjes
2006-10-02 8:41 ` Paul Jackson
2006-10-03 18:15 ` Paul Jackson
2006-10-03 19:37 ` David Rientjes
2006-10-04 15:45 ` Paul Jackson
2006-10-04 16:11 ` Christoph Lameter
2006-10-04 22:10 ` David Rientjes
2006-10-05 2:27 ` Paul Jackson
2006-10-05 2:37 ` David Rientjes
2006-10-05 2:53 ` Paul Jackson
2006-10-05 3:00 ` David Rientjes
2006-10-05 3:26 ` Paul Jackson
2006-10-05 3:49 ` David Rientjes
2006-10-05 4:07 ` Andrew Morton
2006-10-05 4:14 ` Paul Jackson
2006-10-05 4:50 ` David Rientjes
2006-10-05 4:53 ` Paul Jackson
2006-10-11 3:42 ` Paul Jackson
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