Periodic jobs triggering panics in 10.1 and 10.2

[Karl Denninger]

On 12/9/2015 21:37, Freddie Cash wrote:
>
>
> On Dec 9, 2015 7:24 PM, "Karl Denninger" <karl at denninger.net
> <mailto:karl at denninger.net>> wrote:
> >
> > On 12/9/2015 17:29, Michael B. Eichorn wrote:
> > > I sorry, but I really don't get your point, PCBSD has shown a great
> > > reason why zfs on root and on laptops/desktops is a good idea... boot
> > > environments. They have pretty much figured out how to use snapshots
> > > to go from A-B ping-pong installations to A-B-C-D-E.... installations.
> > > I am even aware of people using it to run Release and Current on the
> > > same machine. Unfortunately at the moment the system requires GRUB,
> > > but there is ongoing work to add the ability to the FreeBSD
> > > bootloader. Further IIRC zfs send-receive has a history involving a
> > > developer who wanted a better rsync for transfering his work to a
> > > laptop. In addition we have pretty much Moore's Lawed our way to the
> > > point where a new laptop today can out spec a typical server from when
> > > ZFS was first implemented. Hiding features because you 'can' shoot
> > > your foot off is hardly a typical UNIXy way of thinking anyway.
> >
> > Boot environments work fine on FreeBSD.  Look at "beadm" :-)
> >
> > What are you trying to do that you need GRUB?
>
> GRUB supports listing and selecting boot environments as part of the
> boot process.
>
> FreeBSD 8.x and 9.x boot loaders don't support listing or selecting
> BEs. Neither does 10.0; not sure about 10.1.
>
> Devin Teske and company did a lot of work on this area, and I believe
> 10.2, certainly -CURRENT, supports this.
>
> Because of BEs, PC-BSD flip-flopped between the FreeBSD loader and
> GRUB in the 9.x and 10.x releases. I think they support both now.
>
> Typos courtesy of my phone's autocorrect.
>

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)

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