linux-kernel - Re: 2.6.22-rc3 hibernate(?) fails totally

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Message-ID: <20070607201258.GB10323@ucw.cz>
Date:	Thu, 7 Jun 2007 20:12:58 +0000
From:	Pavel Machek <pavel@....cz>
To:	David Greaves <david@...eaves.com>
Cc:	Tejun Heo <htejun@...il.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>, xfs@....sgi.com,
	"'linux-kernel@...r.kernel.org'" <linux-kernel@...r.kernel.org>,
	linux-pm <linux-pm@...ts.osdl.org>, Neil Brown <neilb@...e.de>
Subject: Re: 2.6.22-rc3 hibernate(?) fails totally - regression (xfs on raid6)

Hi!

> >How hard does the machine freeze?  Can you use sysrq?  
> >If so, please
> >dump sysrq-t.
> I suspect there is a problem writing to the consoles...
> 
> I recompiled (rc4+patch) with sysrq support, suspended, 
> resumed and tried sysrq-t but got no output.
> 
> I *can* change VTs and see the various login prompts, 
> bitmap messages and the console messages. Caps/Num lock 
> lights work.
> 
> Fearing incompetence I tried sysrq-s sysrq-u sysrq-b and 
> got a reboot so sysrq is OK.

Increase console loglevel by killing klogd/sysrq-9?

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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