Re: Kernel core dumps on amd64

[Paul Goyette <paul%whooppee.com@localhost>]

On Mon, 20 Oct 2008, Thomas E. Spanjaard wrote:

> Paul Goyette wrote:
> > On Mon, 20 Oct 2008, Thomas E. Spanjaard wrote:
> > > Can anyone reliably dump core on a -current amd64? I can't; out of the 11 
> > > tries it only succeeded once, and then savecore proceeded to ignore the 
> > > dump for whatever reason. A 12th test using the panic key produced a null 
> > > pointer dereference in __wdstart while dumping (after about 5Mibyte of the 
> > > 2Gibyte total).
> > I had a core dump yesterday while playing with some local kernel mods. It 
> > worked just fine.
>
> Here it (10 out of 11 times) hangs right after 'syncing disks...'. I really 
> don't get what it's hanging on. The kernel is GENERIC except for options 
> EST_DEBUG and EST_FREQ_USERWRITE.

I think this is a separate issue.  I just tried to reboot one of my 
machines, and it hung for 30+ minutes at the "Unmounting file systems" 
stage.  I had to use the reset button to make it reboot.


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