Raspbian is the recommended operating system for normal use on a Raspberry Pi.Raspbian is a free operating system based on Debian, optimised for the Raspberry Pi hardware.You could run updated manually, but why not schedule the updates in the background to make sure you are always running the latest stable versions, without ever having to worry about it.This article was written before Ubuntu's unattended-upgrades existed. The crontab command, found in Unix and Unix-like operating systems, is used to schedule commands to be executed periodically.Compare webmin's output with your hand-created table to see what's different. Also, it is possible to restrict cron to only run for specific users. Webmin's creator is very helpful to new users answering help requests quickly and correctly.
cron # ls -lut /etc/crontab -rw-rrl root root 326 Apr 29 /etc/crontab # chkconfig --list | grep cron cron 0-off 1-off 2-on 3-on 4-off 5-on 6-off When going to /var/log/messages my cron entries appear as they should but my backup does not run and every morning when I go to the Notifications tab it tells me my crom maintenance script has not run in 24hours.
Using this method if you find that you have made an editing error, you still have a copy of the original crontab.
I always follow this process to update the crontab file to make sure I can recover. Also I agree with tpietschmann if your not familiar with VI and your using a Windows editor run dos2unix on the file prior to updating crontab.
Your new monitor is created in a paused state; monitoring will not begin until the first ping is received.
It's great to know that your cron job started but it's really valuable to know that it completed successfully.