Comment # 18 on bug 1204607 from Michael Hirmke

(In reply to Dirk Mueller from comment #17)
> the "deactivated successfully" means that the service exited with exit code
> 0. which means it is no longer coredumping, which was the issue in this
> bugreport. 
> 
> there are valid reasons where irqbalance thinks it has nothing to do, so the
> deactivation is not necessarily a problem. if it is new behavior then it is
> worth a separate bugreport for investigation.

https://bugzilla.suse.com/show_bug.cgi?id=1205308