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Re: [Xen-devel] linux crash behavior

To: George Shuklin <george.shuklin@xxxxxxxxx>
Subject: Re: [Xen-devel] linux crash behavior
From: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
Date: Wed, 17 Aug 2011 13:35:53 +0100
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On Wed, 2011-08-17 at 12:14 +0100, George Shuklin wrote:
> Good day.
> 
> I found that xen_panic_event (in arch/x86/xen/enlighten.c) ignore sysctl
> settings for kernel.panic, which declare delay between crash and crash
> consequences. 
> 
> F.e. if we do this in:
> 
> sysctl kernel.panic=30
> echo c >/proc/sysrq-trigger
> 
> I expect at least 30s of crashdump on screen, not instant domain
> disappearance.
> 
> Is this feature or bug?

A bug IMHO.

Ian.



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