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

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Date:	Thu, 07 Jun 2007 15:00:09 +0100
From:	David Greaves <david@...eaves.com>
To:	Duane Griffin <duaneg@...da.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)

Duane Griffin wrote:
> 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.

Good idea :)
Didn't work :(

Cheers

David
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