[OmniOS-discuss] Internal pkg error during a test r151010 to r151014 upgrade

[Dan McDonald]

> On Apr 8, 2015, at 6:57 AM, Volker A. Brandt <vab at bb-c.de> wrote:
> 
> 
> So, to summarize, your /opt is:
> 
> - confined in a small rpool
> 
> - subject to high turnover in a subdirectory (e.g. "/opt/pkg")
> 
> - managed completely separately from the rest of the rpool
> 
> - independent of any BE
> 
> I would hazard a guess that this is not "standard" /opt usage. :-)
> However, it is clear why you want a separate /opt in this case.
> If you can confine the "churn" to a subdirectory ("pkg" or whereever
> your pkgsrc-delivered apps live), then you might want to consider
> just making that subdirectory a separate dataset.

If you place /opt in the BE/root filesystem, you CAN instantiate each /opt/<subdir> as a ZFS filesystem.  I do this with the old Sun compiler set:

rpool/spro                1.82G  14.9G  1.82G  /opt/SUNWspro

for example.

Dan