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

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Date:	Thu, 7 Jun 2007 14:45:51 +0100
From:	"Duane Griffin" <duaneg@...da.com>
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)

On 07/06/07, David Greaves <david@...eaves.com> wrote:
> > 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.

Try sysrq-9 before the sysrq-t. Probably the messages are not being
printed to console with your default output level.

Cheers,
Duane Griffin.

-- 
"I never could learn to drink that blood and call it wine" - Bob Dylan
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