From: Andrew Morton <akpm@osdl.org>
To: Mark Lord <lkml@rtr.ca>
Cc: js@linuxtv.org, pavel@ucw.cz, p.lundkvist@telia.com,
linux-kernel@vger.kernel.org, rjw@sisk.pl
Subject: Re: [PATCH] Page writeback broken after resume: wb_timer lost
Date: Tue, 20 Jun 2006 20:54:15 -0700 [thread overview]
Message-ID: <20060620205415.d808ace9.akpm@osdl.org> (raw)
In-Reply-To: <4498BF51.5090204@rtr.ca>
On Tue, 20 Jun 2006 23:38:57 -0400
Mark Lord <lkml@rtr.ca> wrote:
> > I just gave it a try here. With or without a suspend/resume cycle after
> > boot,
> > the "sync" time is much quicker. But the Dirty count in /proc/meminfo
> > still shows very huge (eg. 600MB) values that never really get smaller
> > until I type "sync". But that subsequent "sync" only takes a couple
> > of seconds now, rather than 10-20 seconds like before.
> ..
>
> Yup, behaviour is *definitely* much better now. I'm not sure why
> the /proc/meminfo "Dirty" count lags behind reality, but the disk
> is being kept much more up-to-date than without this patch.
Are you able to come up with a foolproof set of steps which would allow the
laggy-dirtiness to be reproduced by yours truly?
next prev parent reply other threads:[~2006-06-21 3:54 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-20 13:03 Peter Lundkvist
2006-05-20 17:37 ` Andrew Morton
2006-05-20 22:50 ` Pavel Machek
2006-05-21 0:12 ` Andrew Morton
2006-05-21 6:52 ` Peter Lundkvist
2006-05-21 10:08 ` Pavel Machek
2006-06-16 21:24 ` Johannes Stezenbach
2006-06-16 23:12 ` Nigel Cunningham
2006-06-19 15:41 ` Mark Lord
2006-06-21 3:38 ` Mark Lord
2006-06-21 3:54 ` Andrew Morton [this message]
2006-06-21 4:10 ` Mark Lord
2006-06-21 4:19 ` Andrew Morton
2006-06-22 20:25 ` Mark Lord
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