Can I upgrade 9.1 straight to 10.2?

[Jack L.]

On Wed, Jan 27, 2016 at 3:45 PM, Erich Dollansky
<erichsfreebsdlist at alogt.com> wrote:
> Hi,
>
> 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.