How to log all sudo commands

11. January 2017 RHEL 0
How to log all sudo commands
Sometimes it’s necessary to log all the sudo commands run in your environment. Let”s see how to achieve this. Edit the sudoers file by running visudo visudo Add the below line to the Defaults section Defaults logfile=/var/log/sudo   Now all the commands from a sudo user will be logged in /var/log/sudo file. [root@awsadminz ~]# cat /var/log/sudo Jan 11 ...

httpd.service: main process exited kill: cannot find process “”

15. September 2016 CentOS, RHEL, SysAdmin 1
httpd.service: main process exited kill: cannot find process “”
Today apache was stuck with the below error and it was not starting at all. Sep 15 06:18:24 server.example.com systemd[1]: Starting The Apache HTTP Server... Sep 15 06:18:24 server.example.com httpd[15037]: [Thu Sep 15 06:18:24.591424 2016] [so:warn] [pid 15037] AH01574: module ruid2_module is alread...skipping Sep 15 06:18:33 server.example.com systemd[1]: httpd.service: main process exited, code=exited, status=1/FAILURE Sep 15 06:18:33 ...

fatal: parameter inet_interfaces: no local interface found for ::1

11. June 2016 RHEL 13
fatal: parameter inet_interfaces: no local interface found for ::1
Issue You are note able to restart / start postfix and getting the below error. fatal: parameter inet_interfaces: no local interface found for ::1 Solution Edit the file /etc/postfix/main.cf vim /etc/postfix/main.cf search for the line inet_interfaces = all And change it to: inet_interfaces = 127.0.0.1, 10.10.11.12 10.10.11.12 is your local IP address :wq! Save and ...