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Oracle Linux: Sendmail Mail Transport Agent not Starting on Exadata After Upgrade from Oracle Linux 6 to 7 (Doc ID 2638883.1)

Last updated on SEPTEMBER 21, 2021

Applies to:

Linux OS - Version Oracle Linux 7.0 and later
Linux x86-64


On : Oracle Linux 7.0 version, Linux Kernel

Sendmail Mail Transport Agent not starting on Exadata after upgrade to Linux 7

[root@<hostname>~]# systemctl status sendmail
● sendmail.service - Sendmail Mail Transport Agent
  Loaded: loaded (/usr/lib/systemd/system/sendmail.service; enabled; vendor preset: disabled)
  Active: failed (Result: timeout) since Thu 2019-10-31 11:30:30 CDT; 2h 49min ago
  Process: 259399 ExecStart=/usr/sbin/sendmail -bd $SENDMAIL_OPTS $SENDMAIL_OPTARG (code=exited, status=0/SUCCESS)
  Process: 259393 ExecStartPre=/etc/mail/make aliases (code=exited, status=0/SUCCESS)
  Process: 259390 ExecStartPre=/etc/mail/make (code=exited, status=0/SUCCESS)

Oct 31 11:29:00 <hostname> systemd[1]: Starting Sendmail Mail Transport Agent...
Oct 31 11:29:00 <hostname> sendmail[259400]: starting daemon (8.14.7): SMTP+queueing@01:00:00
Oct 31 11:29:00 <hostname> systemd[1]: PID file /run/ not readable (yet?) after start.. <<<<<<<<
Oct 31 11:30:30 <hostname> systemd[1]: sendmail.service start operation timed out. Terminating.  <<<<<<<<
Oct 31 11:30:30 <hostname> systemd[1]: Failed to start Sendmail Mail Transport Agent.
Oct 31 11:30:30 <hostname> systemd[1]: Unit sendmail.service entered failed state.
Oct 31 11:30:30 <hostname> TNAME systemd[1]: sendmail.service failed.. <<<<<<<<



 In-place upgrade from Ol6 to OL7.



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