Date: Sun, 14 Mar 2021 07:01:39 +0700 From: Eugene Grosbein <eugen@grosbein.net> To: Johannes Totz <johannes@jo-t.de>, freebsd-hackers@freebsd.org Subject: Re: Kernel dump during boot Message-ID: <fe6561ba-6daa-68b6-9bc8-abe0ae647166@grosbein.net> In-Reply-To: <s2ipk9$13kq$1@ciao.gmane.io> References: <s2ipk9$13kq$1@ciao.gmane.io>
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13.03.2021 23:35, Johannes Totz wrote: > Hey everyone, > > is there a way to dump the kernel from DDB? Try this: call doadump > I've got a panic during boot, before init is started but after geom and friends are up. So dumpdev hasnt been set yet. > Can I hardcode it somewhere? Setting kern.shutdown.dumpdevname in loader.conf doesn't seem to work. It should work. It worked for me in 11.4. For example: dumpdev="/dev/label/swap" Later, in multiuser: $ sysctl kern.shutdown.dumpdevname kern.shutdown.dumpdevname: label/swap
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