Comment # 10 on bug 1182346 from Miroslav Bene������

(In reply to Alex Grasic from comment #9)
> (In reply to Takashi Iwai from comment #8)
> > > Now that I had logged out and back in, I am able once again hibernate. A few
> > > operations in, ie. a VM run and a few documents open and again, hibernate
> > > does not succeed.
> > 
> > Might it be rather the lack of the swap space?  The hibernation image is
> > stored in the swap partition as default, and if the swap is already used for
> > many processes, there can be no space left.
> 
> Is there a way to change that default?  It seems a bit futile to have a
> hibernate function if it cannot operate most of the time. I regularly have
> situations where I cannot hibernate and if this is the cause, there needs to
> be a workaround, for instance, having the image stored elsewhere.

You can change the size of swap partition (repartitioning, but it requires some
effort), or you can hibernate to a file if I am not mistaken. 

> > Or some other reasons, but unfortunately, it's not shown in the log because
> > the output is suppressed.  It appears only when you boot with
> > no_console_suspend option.
> 
> I will perform a reboot and try to reproduce to confirm the suspicion of a
> lack of swap space.

Has it been confirmed then?