cron is a task scheduler based on clock time that runs on Linux-based machines.

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687 views

Running cron on Cygwin to call notifu

I have installed Cygwin with cygrunsrv and Cron so I could use the benefits of using Linux-style scheduling in Windows. I want to call notifu from a cron job. I Installed cron as a service using the ...
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100 views

Cronjob doesn't seem to work in Parallels Plesk

I set up two cronjobs in Plesk using their interface, but they don't seem to work. What's wrong? * */1 * * * curl --silent --compressed http://*****.com/assign_social_scores */5 * * * ...
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1answer
159 views

How do you use the run-parts command?

For some reason my crontab is not running the hourly/weekly/etc scripts. It seems to be that run-parts is not working and I cant get it to work on my local machine as well. Is there a mistake in the ...
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2answers
59 views

Using cron vs. system managed service for frequent tasks

If some task should run in an frequent but not neccessary precise manner, what would the benefits of using cron vs. just using a service (eg. managed by upstart) with a loop script like #!/bin/sh ...
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56 views

Cron deamon written in shell

I'm looking for a script in bash or ksh, that would do ... more or less ... the same as crond. The situation is, that our system administrator suddenly denied the use of crontab to all regular users ...
0
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1answer
28 views

Tools for coordinating crons across users

I often find myself in a situation where I have several cron jobs that want to be run together and rely on certain jobs to be finished before they begin. If I'm running crons that require lots of ...
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2answers
684 views

RSYNC over SSH requesting password

I looked at numerous question but don't seem to find quite what I'm looking for. I've created a script in which I'm trying to run rsync over ssh, this will eventually be put into a cron job. The ...
0
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1answer
450 views

Why does this bash script give an error on Ubuntu but not OSX

#!/usr/bin/env sh export $NODE_CONFIG_DIR=/Users/full/path/to/script/config cd /Users/full/path/to/script /usr/local/bin/node main The script runs locally on OSX (if I adjust the paths for the local ...
1
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1answer
403 views

Cronjob for first day of month except sunday

I have such entry in my crontab: 0 0 1-2 * 1-6 It is correct that it would run at 00:00, 1st or 2nd day of the month from Monday to saturday? For example, if 1st day will be sunday then it would not ...
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2answers
1k views

How to use @reboot in /etc/cron.d

I am migrating individual user's crontabs to /etc/cron.d, as that would allow proper backup, restore and versioning. So far, as I understand the only difference between user's crontabs and the etc ...
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1answer
79 views

Why doesn't this cron job run?

My cron job isn't running on my system. Any idea why? % ps aux | grep cron root 4213 0.1 0.2 5548 1496 ? Ss 12:40 0:00 /usr/sbin/crond -n crontab.txt: * * * * ...
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1answer
49 views

I've made a php page as a cron job, how should I format the page?

So, a while back I was looking at how to make them, got it just about figured out, and then found out with 000webhost you can only link to files in your website, and couldn't write a command line ...
2
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1answer
22 views

Scheduled tasks / cron on Haiku?

It doesn't seem to be called cron on Haiku and I don't see anything in Preferences or Applications as of the latest nightly. (Where) is this functionality in Haiku / what is it called? (I also ...
3
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2answers
1k views

Shell script running from cron not running python

I have python program, I want to run it everyday with different variable (on CentOS server): #!/bin/sh /usr/bin/python /root/testing/test.py --variables /root/testing/daily/test1.txt while [ $? != 0 ...
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1answer
254 views

Cron unable to run shell script

I have been trying to get a shell script to run for hours using cron to no avail. I am trying to have the following bash script run every minute #!/bin/bash ...
0
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1answer
161 views

Export org agenda views periodically in Emacs

To export org agenda views in a text file for further processing, I run (org-batch-store-agenda-views) periodically as an Emacs batch job run by cron. Because there is some overhead in starting an ...
0
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1answer
390 views

Rsyslog hangs processes

I have a quite odd problem. At random times my dovecot daemon dies and I cannot receive/send emails while the host is still up. When trying to SSH into the server to see what happened, I discover that ...
3
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2answers
792 views

Will cron.daily wait for jobs to finish before starting the next one?

This page http://wiki.ci.uchicago.edu/I2U2/WebalizerConfiguration suggests renaming /etc/cron.daily/logrotate so it comes after /etc/cron.daily/webalizer - webalizer should be done before logrotate ...
0
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1answer
78 views

How do I monitor resource usage of crond php scripts?

I am using a VPS which is running 5 php scripts on a minute by minute basis using cron. Each script, itself, loops to execute a mysql query then sleeps for between 5 and 15 seconds. They all ...
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1answer
376 views

Ubuntu start Node.js server and open Chrome in kiosk mode

I'd like for a computer to immediately start a Node.js application on boot. I'd then like Chrome to open in Kiosk mode, but only after the server has been started. Looking on the Ubuntu Stack ...
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0answers
53 views

Rsync delete issue

I implemented rsync to backup the data from the server to my local machine,and done it regularly by cron. It works fine but yesterday it deletes the files from the folders on my local machine but on ...
0
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1answer
3k views

Setting Up a Python Cron Job

I hope you guys can help. I've never set up a cron job before but would like to run a daily Python script at 5am on my server. I'm using hosting from CrazyDomains.com.au (Linux server) and can't find ...
0
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1answer
235 views

crontab a bash script that is copying certain files

First I would like to say that I am terrible with scripting so this has been a true challenge for me. Any input would be great! I would like to automate an sftp transfer every 24h. If I am lucky in ...
0
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1answer
54 views

Crontab stopped unexpectedly

I have following entries in the crontab: 0 0 * * * /mnt/voylla-production/releases/20131111011431/script/rubber cron --task util:rotate_logs ...
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3answers
2k views

SCP not working in CRON job, only manually

I have a script on a remote server (bServer) which SSH's to a central server (let's call it cServer) and kicks a script which further SSH's to 2 other servers (server13 / server14). A script is run on ...
0
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1answer
452 views

How to configure in crontab with condition statement for checks

We like to monitor the NAS storage mounted on a Linux box. We only like to be notified via mail when the usage exceeds a certain number, say 80. We have only seen in Linux books where most of them ...
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2answers
360 views

Run Crontab anytime after 4pm

I am trying to run a script through crontab in osx 10.8.5 that will run at 4:30. 30 16 * * 1-5 /Library/Frameworks/Python.framework/Versions/2.7/bin/python /Users/lego90511/PycharmProjects/Stock\ ...
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2answers
6k views

Why doesn't my cron.d per minute job run?

I have thrown a bunch of darts trying to get a python script of mine to execute every minute. So I thought I'd simplify it to just do the "simplest thing that could could possibly work" once per ...
2
votes
1answer
107 views

How do I make git fetch ignore my private key?

I'm writing a cronjob that will git fetch. I have a private key that I often use for authenticated git things (like github) which has a passphrase on it, but this specific git fetch doesn't need the ...
0
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1answer
136 views

Automated git push attempt does not work - authentication issue

I'm trying to automate a very periodic git add/commit/push cycle using a shell script and cron under OS X 10.8.5. The script is as basic as one would expect it to be: cd /my/directory git add . git ...
0
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1answer
511 views

How to delete all files inside public_ftp folder and its sub folders which are older than X days using Cron Job?

I want a way to run Cron job (automatically daily) on server that will delete all files only (not folders) which are older than X days from today's date, in the public_ftp folder and all its sub ...
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0answers
89 views

Ncat throws errors while being run from crontab

I have a simple script set up on my OpenWrt box to check if one of the computers in a local network is streaming, and if it does, the script starts wget | madplay to play the stream. Script works ...
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65 views

How do I launch an hourly version of anacron?

I have a cron job (system update) that fires off every hour. However, I would like it to be reset every time the machine resumes from standby or hibernation. The command is already launched at each ...
4
votes
3answers
5k views

BASH - merge directories when using mv

I just started using BASH, so I can move all contents of a directory to another. But the issue is, I was expecting it to merge the directories. I am using cron job to run this script. #!/bin/bash ...
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0answers
25 views

crontab does not lauch [duplicate]

I am trying to launch a cron job every hour (an interactive system upgrade). The code that does the actual update ( a no-password sudo yum update) is in my .zshrc (I use zsh as my shell). To launch ...
0
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1answer
182 views

Ubuntu — Application global environment variables

So I have an application I am deploying to an Ubuntu 12 server. My application has several "parts" to it: There's a web server, run as part of an upstart script There are cron jobs There are ...
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251 views

Crontab command set not working

I'm trying to set up crontab to run a shell script, but for some reason, the script doesn't get executed. I'm on system with OS X 10.8.5. crontab file 0 12 * * 1 /absolute/path/to/myscript.sh 0 15 * ...
0
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1answer
65 views

How do I prevent anacron from running certain scripts?

I am running RHEL5 and software RAID (mdadm). Currently I allow the 99-raid-check weekly cron script to run at the normal time (early Sunday morning). However, if the system is off during that time it ...
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2answers
596 views

Automate python script mac

I want to set up a python script to run every weekday(not sunday and saturday) on my mac OSX 10.8.4. From what I have found so far, it looks like I want to use cron. But before I do something horrible ...
0
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2answers
313 views

Script for CRON (FTP get files EVERY MINUTE)

I want to create a script that must run with a CRON every minute (Q: Is it wise to run CRON FTP/wget every minute?) compares local directory with remote directory (Q: do I use FTP or wget and how ...
0
votes
1answer
170 views

Asterisk cron page/intercom script

Wanting to send a page/intercom message to a group of VoIP phones as specified intervals. Is it possible to schedule asterisk to send a page/intercom via cron or some other method? What would be the ...
0
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3answers
760 views

Linux crontab script to “mysqldump | gzip” gives wrong filesize

I have a bin/bash script that mysqldumps my sql database, when I run it everything goes well with filesize=3MB, but when crontab(as sudo) runs the script then the filesize is 20B script #!/bin/bash ...
0
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1answer
326 views

Cron fails the script command

I am trying to capture a picture with my webcam and I need to log the output to check for errors, but cron is failing at this. I am able to do this from terminal, but cron running it doesn't work. ...
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0answers
90 views

setting a cronjob in IST time [closed]

I am trying to set a cronjob run in a different timezone..i have goolged a lot and found editing /etc/default/cron is the way to go...but this file is deprecated and I see the following message,so I ...
0
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1answer
999 views

Can I use cron or launchd to run a bash script without being logged in?

I'd like to have a simple bash script run (regardless of whether anyone is logged in or not) akin to putting it in /etc/cron.daily/ on Linux, but on Mac OS X Mountain Lion 10.8.4. If it's possible, ...
0
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1answer
95 views

Reset user password on reboot

Humor me for a moment because I'm aware that this is a terrible idea. I'm trying to devise a way to reset a user's password each time the computer is rebooted. So far, I've tried the following to no ...
0
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3answers
999 views

How to schedule/unschedule cron job from shell

I have a ubuntu server where I put my application core. It's a jar that needs to be always listening for requests. I made a script to run it with the correct parameters. The scenario is similar to ...
3
votes
2answers
1k views

Debian cron.daily messages

Every week, I seem to be getting the following two Cron messages: /etc/cron.daily/logrotate: gzip: stdin: file size changed while zipping /etc/cron.daily/spamassassin: channel: no ...
0
votes
3answers
578 views

Run crontab non-interactively from script

I would like to schedule some tasks on remote servers by script but am having an issue with crontab expecting to be run interactively the first time. As far as I understand crontab needs to be ...
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2answers
3k views

How to auto commit to my git repository using cron?

I look into a lot of answers about this subject, but something is wrong here, let me explain. I create this script, to make my cron cleaner :) #!/bin/bash cd ...