Where is cron allow in AIX?
The /usr/adm/cron/queuedefs file allows you to change this schedule. At regularly scheduled intervals, cron looks for and reads the crontab files that are located in the directory /var/spool/cron/crontabs.
How do I edit crontab for specific users?
How to Create or Edit a crontab File
- Create a new crontab file, or edit an existing file. $ crontab -e [ username ]
- Add command lines to the crontab file. Follow the syntax described in Syntax of crontab File Entries.
- Verify your crontab file changes. # crontab -l [ username ]
How check crontab for all users?
You can find them in /var/spool/cron/crontabs. The tables contain the cron jobs for all users, except the root user. The root user can use the crontab for the whole system. In RedHat-based systems, this file is located at /etc/cron.
How do I know if a crontab is running in AIX?
To check to see if the cron daemon is running, search the running processes with the ps command. The cron daemon’s command will show up in the output as crond. The entry in this output for grep crond can be ignored but the other entry for crond can be seen running as root. This shows that the cron daemon is running.
How do I know if a cron job is successful in AIX?
The simplest way to validate that cron tried to run the job is to simply check the appropriate log file; the log files however can be different from system to system. In order to determine which log file contains the cron logs we can simply check the occurrence of the word cron in the log files within /var/log .
Do I need to restart cron after editing crontab?
Yes, cron needs to be made aware that you made changes, but no, you don’t necessarily need to explicitly do anything to update it. As mentioned, crontab -e , the preferred method, will notify cron that something changed. However, cron “wakes up” every minute to see if it has tasks for that minute.