From: "Manfred Spraul" <manfred@colorfullife.com>
From: "Zlatko Calusic" <zlatko@iskon.hr>
To: zlatko@iskon.hr, alan@redhat.com
Cc: linux-mm@kvack.org, linux-kernel@vger.rutgers.edu
Subject: Re: shrink_mmap() change in ac-21
Date: Mon, 19 Jun 2000 23:47:14 +0200 [thread overview]
Message-ID: <000d01bfda37$f34c3ee0$0a1e18ac@local> (raw)
In-Reply-To: <87r99t8m2r.fsf@atlas.iskon.hr>
>
> The reason is balancing of the DMA zone (which is much smaller on a
> 128MB machine than the NORMAL zone!). shrink_mmap() now happily evicts
> wrong pages from the memory and continues doing so until it finally
> frees enough pages from the DMA zone. That, of course, hurts caching
> as the page cache gets shrunk a lot without a good reason.
>
What caused the zone balancing?
Did you deliberately allocate GFP_DMA memory (sound card, old scsi card,
floppy disk, ...) or was it during "normal" operation?
--
Manfred
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next prev parent reply other threads:[~2000-06-19 21:47 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-06-19 20:14 Zlatko Calusic
2000-06-19 21:07 ` Rik van Riel
2000-06-19 21:46 ` Jamie Lokier
2000-06-19 22:10 ` Rik van Riel
2000-06-19 22:43 ` Andrea Arcangeli
2000-06-19 22:48 ` Andrea Arcangeli
2000-06-20 9:03 ` Zlatko Calusic
2000-06-20 16:18 ` Rik van Riel
2000-06-20 16:53 ` Juan J. Quintela
2000-06-20 17:30 ` Manfred Spraul, Juan J. Quintela
2000-06-20 17:41 ` Juan J. Quintela
2000-06-20 19:00 ` Andrea Arcangeli
2000-06-19 21:47 ` Manfred Spraul, Zlatko Calusic [this message]
2000-06-20 8:21 ` Zlatko Calusic
2000-06-20 16:14 ` Manfred Spraul, Zlatko Calusic
2000-06-20 17:01 ` willy
2000-06-20 17:03 ` Alan Cox
[not found] <200006202027.NAA01142@penguin.transmeta.com>
2000-06-20 22:59 ` Rik van Riel
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