Messages in this thread |  | | | Date | Wed, 27 May 2009 14:47:19 +0200 | | From | Jens Axboe <> | | Subject | Re: [PATCH 00/19] periodic write-back timer optimization |
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On Wed, May 27 2009, Artem Bityutskiy wrote: > Jens Axboe wrote: >> On Wed, May 27 2009, Artem Bityutskiy wrote: >>> ext Arnd Bergmann wrote: >>>> On Wednesday 27 May 2009, Artem Bityutskiy wrote: >>>>> Hi, >>>>> >>>>> This is the second attempt. The first one was here: >>>>> http://marc.info/?l=linux-fsdevel&m=124301072305588&w=2 >>>>> It was very hacky and got no comments. >>>> How does this relate to the per-BDI writeback patches that >>>> Jens is working on? Doesn't that require a completely different >>>> (probably simpler) implementation of your patch? >>> At a quick glance, our works do not intersect. He seems >>> to be changing the guts of write-back, while I only touch >>> the timer which wakes up the periodic write-back thread, >>> nothing else. I'll try to take Jens' patches and see. >> >> There's definitely overlap! The timer is gone with my patches and so is >> pdflush. For an idle (idle here meaning no background writeback >> activity) system, there should just be bdi-default running. And that >> will wake up every dirty_writeback_interval by default. > > Hmm, right. Will be working on top of your patches then.
That would be great, I would have no problem integrating such a feature. It definitely makes sense.
-- Jens Axboe
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