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Date:      Thu, 10 Dec 2015 07:31:15 -0600
From:      Karl Denninger <karl@denninger.net>
To:        freebsd-stable@freebsd.org
Subject:   Re: Periodic jobs triggering panics in 10.1 and 10.2
Message-ID:  <56697EA3.2060304@denninger.net>
In-Reply-To: <56693A87.1000406@FreeBSD.org>
References:  <34FA7D40-8758-460D-AC14-20B21D2E3F8D@ebureau.com> <1449619470.31831.9.camel@michaeleichorn.com> <56682278.4040302@sorbs.net> <56683FC1.3050001@rlwinm.de> <5668AAB1.1080003@sorbs.net> <1449703798.4355.27.camel@michaeleichorn.com> <5668F053.8010106@denninger.net> <CAOjFWZ6=KE5FPck87w2_xLBoOE9UG9KqNmfOw6_h-KYTmCyMwA@mail.gmail.com> <5668F3C4.5060606@denninger.net> <56693A87.1000406@FreeBSD.org>
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[-- Attachment #1 --]
On 12/10/2015 02:40, Andriy Gapon wrote:
> On 10/12/2015 05:38, Karl Denninger wrote:
>> Beadm allows you to set the "next boot" and works as expected.
>>
>> You can't select from the boot loader but you can certainly ping-pong
>> between a working and test environment easily (I do this all the time)
> Being able to easily switch between BEs during boot is a part of the BE
> experience.  Think of a situation where a new BE gets a kernel panic half way
> through the boot process.
>
Yeah, that's why I have a USB drive plugged into an (internal)
motherboard connector with a known-bootable image on it, maintained to a
sufficient level to work with whatever might otherwise hose me (e.g. ZFS
version flags)  :-=) 

Yes, I've needed it in anger before :->

-- 
Karl Denninger
karl@denninger.net <mailto:karl@denninger.net>
/The Market Ticker/
/[S/MIME encrypted email preferred]/

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