That was the only change. Here's a checklist guide to debug not running cronjobs: Is the Cron daemon running? scriptname or sh scriptname or bash scriptname, then this becomes a cron-specific problem. –Eliah Kagan Nov 24 '11 at 23:09 add a comment| up vote 13 down vote If your cronjob For example: some-command > /dev/null This will redirect only standard output, and not error output (which is usually what you want, since you want to be informed of errors). http://getplaycraft.com/crontab-not/crontab-not-working-in-ubuntu-10-04.html
Below is the relevant section in the man pages for this issue (man crontab then skip to the end): Although cron requires that each entry in a crontab end in a Please run the script /usr/bin/cronbug and ATTACH its output (the file cronbug.txt) to your e-mail. Why is "Try Again" translated to ใใ็ดใ? more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed http://askubuntu.com/questions/23009/reasons-why-crontab-does-not-work
If you see the message "You have mail" use a mail client to check your inbox. Well you can also make this be run at boot time by adding the script in init.d, still yielding the message, though. How do I deal with my current employer not respecting my decision to leave?
If the last entry in a crontab is missing the newline, cron will consider the crontab (at least partially) broken and refuse to install it." This behavior will be invoked when share|improve this answer edited May 3 '12 at 14:43 rahmu 7,8831154102 answered Mar 17 '11 at 17:35 gelraen 3,3201015 There is an empty line after my cronjob. –ripper234 Mar Has a movie ever referred to a later movie? Cron: Unrecognized Service Clobbering an existing crontab entirely has caused me problems.
The default path is usually /bin:/usr/bin so only standard commands will run. Crontab Not Running Bash Script One is to run the shutdown command as a script automatically at login but with specific time as a parameter instead of "now": shutdown -r 00:00 However, this will yield a I have a habit of making the cron entry run 3-5 minutes in the future when I test a script from a crontab entry, because I used to get fooled by share|improve this answer edited Mar 17 '11 at 15:25 answered Mar 17 '11 at 15:13 jsbillings 12.3k12443 I don't know if the system has an SMTP/outgoing mail server configured.
share|improve this answer answered Jan 26 '11 at 15:53 community wiki lmontrieux Note that if you have a crontab line that is set to pipe output to a file Start Cron Normally the only thing that should be in /home is the individual user's home directories. 0 kawa November 13, 2015 I've marked it executable chmod +x, but i'm sure it was Invoke the crontab with crontab -e -u root Make sure that you have an empty line at the end of the cronjob file, meaning that every line ends with a newline. Code ladder, Cops Is the untested/empty statement true?
asked 2 years ago viewed 27028 times active 12 days ago Upcoming Events 2016 Community Moderator Election ends in 10 days Linked 7 Why won't my PHP cron script play sound? find more Join Date Oct 2006 Location Charlotte, North Carolina Beans 199 DistroUbuntu 10.10 Maverick Meerkat Re: Cron jobs not running OK, your cron isn't running, that's problem number 1. Crontab Not Running Shell Script If the --lsbsysinit option is given, then the names must not end in .dpkg-old or .dpkg-dist or .dpkg-new or .dpkg-tmp, and must belong to one or more of the following namespaces: Crontab Not Running Centos Not the answer you're looking for?
vBulletin ฉ2000 - 2016, Jelsoft Enterprises Ltd. How to find the file where a bash function is defined? you do NOT need to define the PATH - using absolute paths is the best practice here. "because an executable may be elsewhere on some other computer" doesn't trump "I want http://getplaycraft.com/crontab-not/crontab-ubuntu-not-working.html It turned out that I had forgotten to put a newline after that last line.
If the directory is network shared, then I often use crontab.$(hostname) as the name of the file. up vote 116 down vote favorite 81 This is a Canonical Question about using cron & crontab. You might need to redirect the output to devnull: shutdown -r now > /dev/null Here are two helpful webpages for cronjobs: CRON Tester CRON Generator You can also handle the cronjobs Crontab Permissions Is the untested/empty statement true?
Try grep CRON /var/log/syslog –Jens A. Typically, you'll only get a few variables defined, such as $LOGNAME, $HOME, and $PATH. put #!/bin/sh at top) Cron date related bugs If your date is recently changed by a user or system update, timezone or other, then crontab will start behaving erratically and exhibit this contact form Following is the solution:- Never use relative path in python scripts to be executed via crontab.
Since cron requires a negligible amount of CPU time, it'll stay at 0 for a while. Browse other questions tagged ubuntu cron or ask your own question. To see the difference, add a dummy job like this: * * * * * env > /tmp/env.output Wait for /tmp/env.output to be created, then remove the job again. Yikes!
Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the cron share|improve this question edited Jun 21 '14 at 1:40 community wiki 10 revs, 4 users 58%Adam Matan 4 You must close crontab -e for the cron to take affect. Join Date Jun 2008 Beans 182 Re: Cron jobs not running Ok it's now working but still have no idea why CRON wasn't working before. If your work with different platforms using unsupported options such as 2/3 in time specifications can also cause failures.
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