Re: [PATCH 00/19] periodic write-back timer optimization

[Artem Bityutskiy]

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.

--
Best Regards,
Artem Bityutskiy (ÐÑÑÑÐ ÐÐÑÑÑÐÐÐ)
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