On Wed, 2013-08-07 at 19:48 +0100, Philip Ashmore wrote: > On 07/08/13 16:09, Ben Hutchings wrote: > > On Wed, 2013-08-07 at 15:27 +0100, Philip Ashmore wrote: > >> On 07/08/13 09:18, Ben Hutchings wrote: > >>> On Wed, 2013-08-07 at 00:06 +0100, Philip Ashmore wrote: > >> <snip> > >>>> > >>>> I've rebooted a few times since then - is there any kind of black box > >>>> file I can attach to provide more information? > >>> > >>> Not by default. > >>> > >>> Ben. > >> Is there a non-default way? > >> The boot partition and the swap partition are two candidates for storing > >> crash data that spring to mind. > > > > You can use kdump to store a crash dump. > > > > Also, if booting in UEFI mode, you can use efivars to store crash log > > messages. This is currently disabled by default, but you can enable it > > by setting module parameter efivars.pstore_disable=N. > > > > Ben. > > > I'm running on non-UEFI hardware. > > I installed kdump-tools. > > How do I verify it works? > Do I need to install a kdump kernel? Debug kernel? Kdump+Debug kernel? The default kernel image should work as the kdump kernel. I've never set this up myself so I don't know the details of how to configure it. Ben. -- Ben Hutchings Experience is what causes a person to make new mistakes instead of old ones.
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