From: "Martin J. Bligh" <Martin.Bligh@us.ibm.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>, landley@trommello.org
Cc: Rik van Riel <riel@conectiva.com.br>, linux-kernel@vger.kernel.org
Subject: Re: Whining about NUMA. :) [Was whining about 2.5...]
Date: Mon, 08 Oct 2001 10:57:47 -0700 [thread overview]
Message-ID: <1811287155.1002538667@mbligh.des.sequent.com> (raw)
In-Reply-To: <E15pWKG-0006aj-00@the-village.bc.nu>
>> So would a workable (if naieve) attempt to use Andrea's
>> memory-zones-grouped-into-classes approach on NUMA just involve making a
>> class/zone list for each node? (Okay, you've got to identify nodes, and
>> group together processors, bridges, DMAable devices, etc, but it seems like
>> that has to be done anyway, class/zone or not.) How does what people want to
>> do for NUMA improve on that?
>
> I fear it becomes an N! problem.
>
> I'd like to hear what Andrea has planned since without docs its hard to
> speculate on how the 2.4.10 vm works anyway
Can you describe why it's N! ? Are you talking about the worst possible case,
or a two level local / non-local problem?
Thanks,
Martin.
next prev parent reply other threads:[~2001-10-08 18:01 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-10-03 12:17 bug? in using generic read/write functions to read/write block devices in 2.4.11-pre2 Vladimir V. Saveliev
2001-10-03 13:16 ` [PATCH] " Alexander Viro
2001-10-03 16:18 ` Linus Torvalds
2001-10-03 21:43 ` Alexander Viro
2001-10-03 21:56 ` Christoph Hellwig
2001-10-03 22:51 ` Alexander Viro
2001-10-03 19:55 ` Whining about 2.5 (was Re: [PATCH] Re: bug? in using generic read/write functions to read/write block devices in 2.4.11-pre2) Rob Landley
2001-10-04 0:38 ` Rik van Riel
2001-10-03 22:27 ` Rob Landley
2001-10-04 20:53 ` Whining about 2.5 (was Re: [PATCH] Re: bug? in using generic read/write functions to read/write block devices in 2.4.11-pre2O Alan Cox
2001-10-04 23:59 ` Whining about NUMA. :) [Was whining about 2.5...] Rob Landley
2001-10-05 14:51 ` Alan Cox
2001-10-08 17:57 ` Martin J. Bligh [this message]
2001-10-08 18:10 ` Alan Cox
2001-10-08 18:20 ` Martin J. Bligh
2001-10-08 18:31 ` Alan Cox
2001-10-08 18:35 ` Jesse Barnes
2001-10-08 18:55 ` Martin J. Bligh
2001-10-08 17:48 ` Marcelo Tosatti
2001-10-08 19:20 ` Martin J. Bligh
2001-10-08 19:12 ` Jesse Barnes
2001-10-08 19:37 ` Peter Rival
2001-10-04 23:39 ` NUMA & classzones (was Whining about 2.5) Martin J. Bligh
2001-10-04 23:55 ` Rob Landley
2001-10-05 17:29 ` Martin J. Bligh
2001-10-06 1:44 ` Jesse Barnes
2001-10-04 21:02 ` Whining about 2.5 (was Re: [PATCH] Re: bug? in using generic read/write functions to read/write block devices in 2.4.11-pre2) Alan Cox
2001-10-03 21:09 ` Buffer cache confusion? Re: [reiserfs-list] bug? in using generic read/write functions to read/write block devices in 2.4.11-pre2 Eric Whiting
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