Yogesh Sharma wrote: > Dear Thomas , > > Thanks for sharing information. > > Is it possible to remove mentioned folder files in some time intervals by > some DB command? > Currently i can not upgrade to 3.6.20. > So please share if any solution is available. If you do not upgrade, you risk getting your data corrupted. The solution is to upgrade, and if the data has any value, the suggestion is to upgrade urgently. -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services