> * Ben Taylor (ben.taylor at sun.com) wrote:
> > I have tried this several times.  Twice, I used an
> local lofi image.
> > Since I've got a zfs boot disk, I figured it might
> be an interaction
> > between the lofi image and zfs.  Then I tried
> moving the image to
> > my nfs server and sharing out the lofi mounted
> image.
> > 
> > Same thing happens.
> > 
> > lucreate -n snv_99
> > luupgrade -u -n snv_99 -s /net/myhost/mnt (and it's
> a properly shared lofi mounted iso image)
> > 
> > System hard panics, no core.  got this traceback
> booting kadb.
> 
> Did you install the live upgrade packages from snv_99
> *before*
> upgrading?

darn.  I forgot to do that.  Sheesh.  *How* hard is it to
put in a check to make sure that is done.

> This is required, and has always been required
> (though apparently not
> publicized well enough given how many people have run
> in to this
> particular problem).  You always upgrade the live
> upgrade packages from
> the version you are upgrading *to* prior to doing the
> actual upgrade.

Thanks for the reminder.  Can't believe I forgot to do that.

3 years later, they can't be bothered to put in a simple test
to make sure people don't forget.  If luupgrade had said 
"you're trying to upgrade to snv_99 with the snv_95 lu bits",
I would have avoided this...
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