Comment # 1 on bug 953131 from Dominique Leuenberger

(In reply to Harald Koenig from comment #0)
> User-Agent:       Mozilla/5.0 (X11; Linux x86_64; rv:41.0) Gecko/20100101
> Firefox/41.0
> Build Identifier: 
> 
> snapper-zypp-plugin takes much cpu time while not using btrfs, so I'd like
> to block installation of this packet, but right now "zypper dup" always
> tries to pick it up again (while "zypper up" doesn't!!).
> 
> how can I block an RPM from being installed ?

zypper al snapper-zypp-plugin

> what triggers installation of snapper-zypp-plugin in "dup" mode ?

> zypper se --recommends snapper-zypp-plugin
S | Name    | Summary                                 | Type   
--+---------+-----------------------------------------+--------
i | snapper | Tool for filesystem snapshot management | package

(so, having snapper installed triggers the installation of the zypp-plugin)

> 
> or just speed up 'snapper-zypp-plugin' for non-btrfs installations ;-)


I'd say that's the real bug: if there is no btrfs, there is no need to snapshot
- the plugin should realize that early on and not do work