@pjagielski  It is always helpful to share the exact NiFi version you are running as there may be known issues we can point you. Assuming here that you may be running latest Apache NiFi 1.12 release, my first thought may be related to this issue: https://issues.apache.org/jira/browse/NIFI-7992 While your content repo is not filling up, I would suggest inspecting you logs to see how often Content claims are being moved to archive.  A background thread then removes those claims as a result of your archive settings. Hope this helps, Matt ... View more