From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
akpm@linux-foundation.org, neilb@suse.de, dgc@sgi.com,
tomoki.sekiyama.qu@hitachi.com, nikita@clusterfs.com,
trond.myklebust@fys.uio.no, yingchao.zhou@gmail.com
Subject: Re: [PATCH 09/12] mm: count unstable pages per BDI
Date: Thu, 19 Apr 2007 20:12:42 +0200 [thread overview]
Message-ID: <1177006362.2934.13.camel@lappy> (raw)
In-Reply-To: <E1Heafy-0006ia-00@dorka.pomaz.szeredi.hu>
On Thu, 2007-04-19 at 19:44 +0200, Miklos Szeredi wrote:
> > Count per BDI unstable pages.
> >
>
> I'm wondering, is it really worth having this category separate from
> per BDI brity pages?
>
> With the exception of the export to sysfs, always the sum of unstable
> + dirty is used.
I guess you are right, but it offends my sense of aesthetics to break
symmetry with the zone statistics. However, it has the added advantage
of only needing 2 deltas as well.
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next prev parent reply other threads:[~2007-04-19 18:12 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-17 7:10 [PATCH 00/12] per device dirty throttling -v4 Peter Zijlstra
2007-04-17 7:10 ` [PATCH 01/12] revert per-backing_dev-dirty-and-writeback-page-accounting Peter Zijlstra
2007-04-17 7:10 ` [PATCH 02/12] nfs: remove congestion_end() Peter Zijlstra
2007-04-17 7:10 ` [PATCH 03/12] lib: dampen the percpu_counter FBC_BATCH Peter Zijlstra
2007-04-17 7:10 ` [PATCH 04/12] lib: percpu_counter_mod64 Peter Zijlstra
2007-04-17 7:10 ` [PATCH 05/12] mm: bdi init hooks Peter Zijlstra
2007-04-17 7:10 ` [PATCH 06/12] mm: scalable bdi statistics counters Peter Zijlstra
2007-04-17 7:10 ` [PATCH 07/12] mm: count dirty pages per BDI Peter Zijlstra
2007-04-17 7:10 ` [PATCH 08/12] mm: count writeback " Peter Zijlstra
2007-04-17 7:10 ` [PATCH 09/12] mm: count unstable " Peter Zijlstra
2007-04-19 17:44 ` Miklos Szeredi
2007-04-19 18:12 ` Peter Zijlstra [this message]
2007-04-19 18:46 ` Peter Zijlstra
2007-04-19 19:00 ` Peter Zijlstra
2007-04-19 19:20 ` Miklos Szeredi
2007-04-19 19:23 ` Peter Zijlstra
2007-04-17 7:10 ` [PATCH 10/12] mm: expose BDI statistics in sysfs Peter Zijlstra
2007-04-17 7:10 ` [PATCH 11/12] mm: per device dirty threshold Peter Zijlstra
2007-04-19 17:49 ` Miklos Szeredi
2007-04-19 18:04 ` Peter Zijlstra
2007-04-17 7:10 ` [PATCH 12/12] debug: expose BDI statistics in sysfs Peter Zijlstra
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