From: Nick Piggin <piggin@cyberone.com.au>
To: Andrew Morton <akpm@osdl.org>
Cc: cw@f00f.org, mfedyk@matchmail.com, torvalds@osdl.org,
linux-kernel@vger.kernel.org
Subject: Re: Large slab cache in 2.6.1
Date: Mon, 23 Feb 2004 11:54:57 +1100 [thread overview]
Message-ID: <40394F61.8060509@cyberone.com.au> (raw)
In-Reply-To: <20040222164617.7fba4321.akpm@osdl.org>
Andrew Morton wrote:
>Nick Piggin <piggin@cyberone.com.au> wrote:
>
>
>>This is the incremental min logic doing its work though. Maybe
>>that should be fixed up to be less aggressive instead of putting
>>more complexity in the scanner to work around it.
>>
>
>The scanner got simpler.
>
>
>>Anyway could you post the patch you're using to fix it?
>>
>
>Sure.
>
>
>>>Regardless of that, we do, logically, want to reclaim slab in response to
>>>highmem reclaim pressure because any highmem allocation can be satisfied by
>>>lowmem too.
>>>
>>>
>>>
>>The logical extension of that is: "we want to reclaim *lowmem* in
>>response to highmem reclaim pressure because any ..."
>>
>
>yep.
>
>
Yeah this is good. I thought the patch you were proposing was
to shrink slab on highmem pressure.
Apply some lowmem pressure due to highmem pressure THEN shrink
slab as a result of the lowmem pressure is much better.
next prev parent reply other threads:[~2004-02-23 0:55 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-22 0:50 Large slab cache in 2.6.1 Mike Fedyk
2004-02-22 1:09 ` Mike Fedyk
2004-02-22 1:20 ` William Lee Irwin III
2004-02-22 2:03 ` Mike Fedyk
2004-02-22 2:17 ` William Lee Irwin III
2004-02-22 2:38 ` Nick Piggin
2004-02-22 2:46 ` William Lee Irwin III
2004-02-22 2:40 ` Mike Fedyk
2004-02-22 2:58 ` Nick Piggin
2004-02-22 2:33 ` Nick Piggin
2004-02-22 2:46 ` Nick Piggin
2004-02-22 2:54 ` Nick Piggin
2004-02-22 2:36 ` Chris Wedgwood
2004-02-22 3:03 ` Linus Torvalds
2004-02-22 3:11 ` Chris Wedgwood
2004-02-22 3:28 ` Linus Torvalds
2004-02-22 3:29 ` Chris Wedgwood
2004-02-22 3:31 ` Chris Wedgwood
2004-02-22 4:01 ` Nick Piggin
2004-02-22 4:10 ` Nick Piggin
2004-02-22 4:30 ` Nick Piggin
2004-02-22 4:41 ` Mike Fedyk
2004-02-22 5:37 ` Nick Piggin
2004-02-22 5:44 ` Chris Wedgwood
2004-02-22 5:52 ` Nick Piggin
2004-02-22 5:50 ` Mike Fedyk
2004-02-22 6:01 ` Nick Piggin
2004-02-22 6:17 ` Andrew Morton
2004-02-22 6:35 ` Nick Piggin
2004-02-22 6:57 ` Andrew Morton
2004-02-22 7:20 ` Nick Piggin
2004-02-22 8:36 ` Chris Wedgwood
2004-02-22 9:13 ` Andrew Morton
2004-02-23 0:16 ` Nick Piggin
2004-02-23 0:26 ` Andrew Morton
2004-02-23 0:34 ` Nick Piggin
2004-02-23 0:46 ` Andrew Morton
2004-02-23 0:54 ` Nick Piggin [this message]
2004-02-23 1:00 ` Andrew Morton
2004-02-23 1:06 ` Nick Piggin
2004-02-22 6:45 ` Mike Fedyk
2004-02-22 6:58 ` Nick Piggin
2004-02-22 7:20 ` Mike Fedyk
2004-02-22 6:09 ` Andrew Morton
2004-02-22 17:05 ` Linus Torvalds
2004-02-23 0:29 ` Nick Piggin
2004-02-22 6:15 ` Andrew Morton
2004-02-22 16:08 ` Martin J. Bligh
2004-02-22 17:55 ` Jamie Lokier
2004-02-23 3:45 ` Mike Fedyk
2004-02-22 21:13 ` Dipankar Sarma
2004-02-22 14:03 ` Ed Tomlinson
2004-02-23 2:28 ` Mike Fedyk
2004-02-23 3:33 ` Ed Tomlinson
2004-02-22 3:21 ` Mike Fedyk
-- strict thread matches above, loose matches on Subject: below --
2004-02-22 11:00 Manfred Spraul
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