On Thu, Oct 23, 2014 at 05:02:32PM +0200, Laurens Van Acker wrote: > "warning: psc_dnsbl_request: connect to private/dnsblog service: Resource > temporarily unavailable"
A backlog of connections to the service? Ordinarily master will spawn more instances of the service if all instances are busy. Report the master.cf entry for dnsblog, and the number of processes currently running. You may should be able to get information about pending unaccepted connections out of the kernel. -- Viktor.