Hi, On 02/21/2013 07:50 PM, Konstantin M. wrote: > Try to look at https://bugzilla.redhat.com/show_bug.cgi?id=803827 and > http://forums.cpanel.net/f34/named-wont-start-284821.html#post1191151 As noted above, I've found the issue already, which was caused by setting the lock-mem ulimit (the -l switch) too low. Andreas