> Hello Jeff,   
   > On Tue Jan 10 2017 22:47:00, Jeff Smith wrote to Tony Comandini:   
   >> For a task to be run every 20 minutes I would simply use a crontab   
   >> line as:   
   >> */20 * * * * //   
   >> You could for example use the cron line to run a backup of all your   
   >> user accounts at 5 a.m every week with:   
   >> 0 5 * * 1 tar -zcf /var/backups/home.tgz /home/   
   >As you mention in your first crontab line, it is good practice to use the full   
   > path to the program or script in crontab. So your second line would be better   
   >with: /bin/tar, or /usr/bin/tar - even though tar is most likely in your syste   
   > PATH settings.   
      
   Yeah I agree another good practice is export the path on top of the crontab   
   jsut to be sure if is executed, but usually I always put in there the full   
   path.   
      
   Thanks   
      
   Tony   
      
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