Re: [PATCH] Page writeback broken after resume: wb_timer lost

[Andrew Morton]

On Tue, 20 Jun 2006 23:38:57 -0400
Mark Lord <lkml@xxxxxx> 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?
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