On 28/08/16 19:42, Walter H. wrote: Hi Walter, > I have two running BINDs in my LAN, one on my router box and one as VM; > both are caching DNS servers, and a few zones are on both, on the box as > master and on the VM as slave, > but how can I cleanup/flush the growing .jnl files; By default, BIND places no limit on journal files, so they keep growing. To limit their size, add this to the "options" section of the configuration: max-journal-size 10m; You will probably need to flush the zones, stop BIND, remove the large journals, and then start BIND again. Regards, Anand