Can I upgrade 9.1 straight to 10.2?

[Erich Dollansky]

Hi,

On Wed, 27 Jan 2016 16:23:16 -0800
"Jack L." <xxjack12xx at gmail.com> wrote:

> On Wed, Jan 27, 2016 at 3:45 PM, Erich Dollansky
> <erichsfreebsdlist at alogt.com> wrote:
> >
> > On Wed, 27 Jan 2016 17:23:18 +0200
> > Ross <basarevych at gmail.com> wrote:
> >  
> >> I have a server with an old installation of FreeBSD 9.1-STABLE.
> >> Can I just download 10.2 sources and do installworld and
> >> installkernel there?
> >>
> >> Or should I install all the releases in between one by one?  
> >
> > it is very simple. Make a backup, make a snapshot, download the
> > latest sources. Just be careful with mergemaster. I would do it by
> > hand.
> >
> > If you can't compile the latest sources on the old machine, go to
> > 10.0 first. I do not think that you have to go through all releases
> > between. 10.0 might be the only obstacle.
> >
> > Erich  
> 
> I upgrade remotely all the time and it's worked fine for me every
> time.

of course, if you do it all the time. His problem might be the new
compiler in 10. I see his problem randomly when upgrading older
machines. As my standard procedure is then to go by the xx.0 releases
until I am there, I never tried to figure out which revision might has
caused the problem.

Erich


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