From: Andrew Morton <akpm@osdl.org>
To: Dimitri Sivanich <sivanich@sgi.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH]: Option to run cache reap in thread mode
Date: Wed, 16 Jun 2004 14:30:40 -0700 [thread overview]
Message-ID: <20040616143040.403bf68b.akpm@osdl.org> (raw)
In-Reply-To: <20040616142413.GA5588@sgi.com>
Dimitri Sivanich <sivanich@sgi.com> wrote:
>
> In the process of testing per/cpu interrupt response times and CPU availability,
> I've found that running cache_reap() as a timer as is done currently results
> in some fairly long CPU holdoffs.
Before patching anything I want to understand what's going on in there.
Please share your analysis.
How long?
How many objects?
Which slab?
Why?
Thanks.
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next prev parent reply other threads:[~2004-06-16 21:30 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-16 14:24 Dimitri Sivanich
2004-06-16 15:29 ` Christoph Hellwig
2004-06-16 16:03 ` Dimitri Sivanich
2004-06-16 16:07 ` Christoph Hellwig
2004-06-16 16:25 ` Jesse Barnes
2004-06-16 16:51 ` Dimitri Sivanich
2004-06-16 16:46 ` Lori Gilbertson
2004-06-16 16:53 ` Christoph Hellwig
2004-06-16 21:30 ` Andrew Morton [this message]
2004-06-16 16:43 Mark_H_Johnson
[not found] <40D08225.6060900@colorfullife.com>
2004-06-16 18:02 ` Dimitri Sivanich
2004-06-16 18:58 ` Manfred Spraul
2004-06-17 13:10 ` Dimitri Sivanich
2004-06-18 4:40 ` Andrew Morton
2004-06-18 14:33 ` Dimitri Sivanich
2004-06-18 20:40 ` Andrew Morton
2004-06-18 21:04 ` Manfred Spraul
2004-06-18 21:44 ` Dimitri Sivanich
2004-06-18 22:03 ` Andrew Morton
[not found] <27JKg-4ht-11@gated-at.bofh.it>
[not found] ` <m3r7sfmq0r.fsf@averell.firstfloor.org>
2004-06-16 18:16 ` Dimitri Sivanich
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