=?UTF-8?B?TGF0aWYgZ8O8ZMO8aw==?= <latifguduk@xxxxxxxxx> writes: > One of our production database crashed and got FATAL: the database system > is in recovery mode. You can find OS version and db version info below. > 2021-10-05 17:01:08.103 +03 20248 LOG: server process (PID 158856) > was terminated by signal 9: Killed That is an external kill. If you didn't do it manually, it's most likely the Linux OOM killer in action. See https://www.postgresql.org/docs/current/kernel-resources.html#LINUX-MEMORY-OVERCOMMIT regards, tom lane
