I think, this might only be the case if your postfix is configured to accept just one concurrent connection, i.e.
master.cf: # service type private unpriv chroot wakeup maxproc command + args # (yes) (yes) (no) (never) (100) # ========================================================================== smtp inet n - n - 1 smtpd What do the postfix Logs say? Cheers! Tino > Am 11.04.2019 um 10:18 schrieb Jamie Burchell <[email protected]>: > > Hi > > Since configuring a check for Sendmail I’ve started seeing an error from our > CodeIgniter PHP application for the first time: > > Exit status code: 75 > Unable to open a socket to Sendmail > > The check is: > > check process sendmail with pidfile /var/spool/postfix/pid/master.pid > start program = "/bin/systemctl postfix start" > stop program = "/bin/systemctl postfix stop" > restart program = "/bin/systemctl postfix restart" > if failed port 25 protocol smtp then restart > if 3 restarts within 5 cycles then unmonitor > > I’m assuming then, that the port is unavailable to other services that need > it if Monit is checking it? > > TIA > Jamie > -- > To unsubscribe: > https://lists.nongnu.org/mailman/listinfo/monit-general -- To unsubscribe: https://lists.nongnu.org/mailman/listinfo/monit-general
