On 16/06/16 13:09, Thomas Sturm wrote: > - with "prefetch 0” I am able to reproduce it every single time the TTL expires, even on quiet dev hosts > - with “prefetch 2” I am able to reproduce it on loaded hosts only > - with “prefetch 10” I am NOT able to reproduce it at all Hmm. I thought prefetch was "prefetch <elig> <ttl>"?