[pca] openSolaris patching?

[Laurent Blume]

Paul B. Henson a écrit :
> Actually, with ZFS root/boot support, rollback is pretty trivial. I'm not
> sure if the package tools integrate it directly, but you could always
> create a new boot environment (utilizing ZFS clones), update packages into
> it, then boot it.  If things don't work out, simply change your active boot
> environment to the original one, reboot, and bing, back where you started.

And when you happen to notice it only later, when other things have
changed in / since the update was applied? Like users, config files,
logs, etc.
ZFS rollback looks much different than patch rollback to me.

Laurent
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