Jan 24, 2011 · Often, crontab scripts are not executed on schedule or as expected. There are numerous reasons for that: wrong crontab notation permissions problem environment variables This community …

Aug 16, 2010 · I want to schedule a task to run on a regular basis and have heard that Cron is the way to do this. How do I add Cron jobs in Ubuntu?

Apr 16, 2015 · crontab -e lets you edit your user crontab without sudo. The user crontabs are in /var/spool/cron/crontabs which is a directory that cannot be accessed without superuser permission …

I want to verify that my cron job is executing and at what time. I believe there is a log for my sudo crontab -e jobs, but where? I searched google and found recommendations to look in /var/l...

Since upgrading my user's crontab has been wiped out. This is not the first time this has happened this year and it's a pain restoring it each time. I'd like to be able to back up the crontab for my

9 That's the number of characters in the default file. Ubuntu creates an 'empty' crontab file with a lot of comments showing how to use it.

Dec 6, 2011 · Although very rare, sometimes cron stops working properly even though the service is running. Here is how to verify that crond is running and stop/start the service. Using systemctl: …

How can I see crontab tasks which are in progress? How can I stop crontab tasks which are in progress, manually? Is [this] question about see the current running cron processes? Yes To kill a p...

Trying to set up a daily cron job to shut down a server. One source suggests editing /etc/crontab Another suggests crontab -e (with sudo) I tried the latter, and my process did not run (if I re...

This explains in detail the piped bash commands given by @rinzwind above. basically filter out what you want to remove using grep and pass all that to crontab at the command line again. The '\n' …