apache2 outage on mercury. No clue where the restart(s) might have come from
[Sun May 17 18:28:43.586421 2020] [mpm_prefork:notice] [pid 14037] AH00169: caught SIGTERM, shutting down [Sun May 17 18:28:53.548311 2020] [mpm_prefork:notice] [pid 20298] AH00163: Apache/2.4.25 (Debian) OpenSSL/1.0.2u configured -- resuming normal operations [Sun May 17 18:28:53.548497 2020] [core:notice] [pid 20298] AH00094: Command line: '/usr/sbin/apache2' [Sun May 17 18:29:00.628599 2020] [mpm_prefork:notice] [pid 20298] AH00169: caught SIGTERM, shutting down ... and in syslog: May 17 18:28:43 mercury systemd[1]: Stopping The Apache HTTP Server... May 17 18:28:43 mercury systemd[1]: Stopped The Apache HTTP Server. May 17 18:28:43 mercury systemd[1]: apache2.service: Unit entered failed state. May 17 18:28:43 mercury systemd[1]: apache2.service: Failed with result 'exit-code'.
and again
[Mon May 18 00:20:12.267396 2020] [mpm_prefork:notice] [pid 23738] AH00169: caught SIGTERM, shutting down [Mon May 18 00:20:20.358041 2020] [mpm_prefork:notice] [pid 27716] AH00163: Apache/2.4.25 (Debian) OpenSSL/1.0.2u configured -- resuming normal operations [Mon May 18 00:20:20.358238 2020] [core:notice] [pid 27716] AH00094: Command line: '/usr/sbin/apache2' [Mon May 18 00:20:21.322715 2020] [mpm_prefork:notice] [pid 27716] AH00169: caught SIGTERM, shutting down