The Problem A non-privileged user cannot edit their crontab file using the command “crontab -e” $ crontab -e no crontab for oracle – using an empty one /tmp/crontab.Lm34gsJV: Permission denied $ The Solution This can happen mainly due to wrong permission on /tmp directory. When a user tries to edit the crontab using ‘crontab -e’ […]
Archives for June 2020
showmount Command Examples in Linux
showmount command shows information about an NFS server. This information is maintained by the mountd server on the host. The default value for the host is the value returned by the hostname. With no options, show the clients that have mounted directories from the host. showmount is usually found in /usr/sbin, which is not in […]
File Access Commands in Linux – find, sort, head, tail
The following file access commands are UNIX commands, not specific shell commands. Command Remakr find Finds the location of a file sort Reads a file and sort the output hear or tail Looks at just the start or end of a file The find Command The find command allows you to search for files and […]
Status Commands in Linux – date, ps, who, uptime, finger, rup, ruser
The status commands are UNIX commands, not specific shell commands. Command Purpose date Displays the current (system) date and time ps Displays information about system processes who Display which users are logged in to the system rusers Displays the users on local area network (LAN) systems finger Displays information about logged-in users uptime Displays how […]