On 1/21/16 7:07 PM, mgbii bax wrote: > We were hit by some interesting addition to systemd, it appears that > logging in/out to the machine with the user account used to start the > postgres service has some catastrophic effect. A systemd process deleted > Postgresql.NNNN file in /dev/shm (tmpfs). The documentation of systemd states that this only happens for non-system users. Can you check whether your "postgres" user (or whatever you are using) is a system user? -- Sent via pgsql-admin mailing list (pgsql-admin@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin