Re: 2.6.9-rc2-mm1 swsusp bug report.

[Pavel Machek <pavel@ucw.cz>]

Hi!

> > The problem isn't really that you're out of memory. Rather, the memory
> > is so fragmented that swsusp is unable to get an order 8 allocation in
> > which to store its metadata. There isn't really anything you can do to
> > avoid this issue apart from eating memory (which swsusp is doing
> > anyway).
> 
> That's one megabyte, right? Can't we preallocate that on boot, while
> there's still chance to get that much contiguous memory? If the
> user has swsusp compiled into his kernel, he probably wants it to
> function, so it's not really "wasted".

You do not know how much you should preallocate, because it depends on
ammount of memory used. You could preallocate maximum possible
ammount...

OTOH this is first report of this failure. If it fails once in a blue
moon, it is probably better to let it fail than waste memory.

								Pavel
-- 
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