Re: ZFS Hangs

From: Kris Kennaway <kris_at_FreeBSD.org>
Date: Mon, 05 Nov 2007 10:24:14 +0100
Thomas Sparrevohn wrote:
> On Sunday 04 November 2007 15:00:50 Kris Kennaway wrote:
> 
>> http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug.html
>>
> 
> Oh my god - Overlooked that ;-) - funny that -  Its a bit tricky as it not possibly to dump a kernel
> when the swap is on ZFS - I did a test with all debugging enabled and the problem
> did not show up - which makes it somewhat nasty - I check if I can reproduce it 
> with only DDB enabled 

You can still hook up a serial console, or at the very least take 
photographs of the screen with the relevant DDB information.  Or add 
another disk and dump on that.

Kris
Received on Mon Nov 05 2007 - 08:24:15 UTC

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