Re: [linux-pm] intermittent suspend problem again

["Rafael J. Wysocki" <rjw@sisk.pl>]

On Friday 13 November 2009, Ferenc Wagner wrote:
> "Rafael J. Wysocki" <rjw@sisk.pl> writes:
> 
> > Yes, echo "core" to /sys/power/pm_test before executing s2disk.
> 
> It snapshots the system and returns, producing the same console output
> as s2ram (is this the expected behaviour?)  I ran this several times in
> a loop, and experienced no problems at all.  Maybe it depends on the
> amount of memory used...  I saw a freeze saying "99% done" (ie. not
> 100%), btw.

The number is not always accurate because of rounding errors.  I think we can
safely assume that it always happens after the entire image has been written.

> Are other pm_test values meaningful with s2disk?  Is this
> handled explicitly in s2disk, or does simply the kernel act as if it was
> resumed instead of providing the system image after SNAPSHOT_CREATE_IMAGE?

The latter.

> > On Wednesday 11 November 2009, Ferenc Wagner wrote:
> >
> >> I already did the test for STR (see
> >> http://bugs.freedesktop.org/show_bug.cgi?id=22126#c3), but will redo
> >> with the current kernel tonight.
> >
> > OK, thanks.
> 
> No change on this front, FWIW.  But rc7 is out now, I'll test again.

Not sure if that's going to work, but yes please test it.

Thanks,
Rafael