From: Andi Kleen <ak@muc.de>
To: Paul Jackson <pj@engr.sgi.com>
Cc: kenneth.w.chen@intel.com, torvalds@osdl.org,
nickpiggin@yahoo.com.au, akpm@osdl.org,
linux-kernel@vger.kernel.org
Subject: Re: [patch] sched: auto-tune migration costs
Date: Tue, 05 Apr 2005 08:53:04 +0200 [thread overview]
Message-ID: <m1d5t91zqn.fsf@muc.de> (raw)
In-Reply-To: <20050403153056.0ad6ee8e.pj@engr.sgi.com> (Paul Jackson's message of "Sun, 3 Apr 2005 15:30:56 -0700")
Paul Jackson <pj@engr.sgi.com> writes:
>
> We already expose the SLIT table node distances (using SN2 specific
> /proc files today, others are working on an arch-neutral mechanism).
There is already an arch neutral mechanism in sysfs, see
/sys/devices/system/node/node*/distance
That should be exactly SLIT on x86-64 and IA64 where node_distance()
reports SLIT data.
But of course SLIT doesn't know anything about cache latencies.
/Andi
next prev parent reply other threads:[~2005-04-05 6:53 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-02 1:00 Industry db benchmark result on recent 2.6 kernels Chen, Kenneth W
2005-04-02 2:12 ` Nick Piggin
2005-04-02 14:53 ` [patch] sched: auto-tune migration costs [was: Re: Industry db benchmark result on recent 2.6 kernels] Ingo Molnar
2005-04-02 21:22 ` Paul Jackson
2005-04-03 5:53 ` Paul Jackson
2005-04-03 7:04 ` Ingo Molnar
2005-04-03 8:15 ` Paul Jackson
2005-04-03 11:34 ` Paul Jackson
2005-04-03 14:12 ` Paul Jackson
2005-04-03 15:01 ` Ingo Molnar
2005-04-03 22:30 ` Paul Jackson
2005-04-05 6:53 ` Andi Kleen [this message]
2005-04-05 7:20 ` [patch] sched: auto-tune migration costs Paul Jackson
2005-04-03 15:24 ` [patch] sched: auto-tune migration costs [was: Re: Industry db benchmark result on recent 2.6 kernels] Ingo Molnar
2005-04-03 23:08 ` Paul Jackson
2005-04-04 2:08 ` Nick Piggin
2005-04-04 3:55 ` Paul Jackson
2005-04-04 5:45 ` Ingo Molnar
2005-04-04 5:50 ` Paul Jackson
2005-04-04 5:56 ` Nick Piggin
2005-04-04 6:38 ` Paul Jackson
2005-04-04 6:48 ` Ingo Molnar
2005-04-04 7:37 ` Paul Jackson
2005-04-04 6:50 ` Ingo Molnar
2005-04-04 7:27 ` Paul Jackson
2005-04-03 14:29 ` Ingo Molnar
2005-04-03 23:15 ` Paul Jackson
2005-04-04 1:31 ` Chen, Kenneth W
2005-04-04 6:24 ` Ingo Molnar
2005-04-04 6:39 ` Ingo Molnar
2005-04-06 0:08 ` Chen, Kenneth W
2005-04-04 4:25 ` Andy Lutomirski
2005-04-04 4:36 ` Paul Jackson
2005-04-04 1:11 ` Chen, Kenneth W
2005-04-04 11:37 ` Ingo Molnar
2005-04-04 17:27 ` Paul Jackson
2005-04-05 1:43 ` Chen, Kenneth W
2005-04-05 1:49 ` Ingo Molnar
2005-04-05 3:04 ` Ingo Molnar
2005-04-06 3:33 ` Chen, Kenneth W
2005-04-06 6:45 ` Ingo Molnar
2005-04-08 2:27 ` Chen, Kenneth W
2005-04-03 9:01 ` Paul Jackson
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