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notes.txt
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notes.txt
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Server
ssh -i ~/CTO/alex_054649790173key.pem ec2-user@ec2-52-90-116-205.compute-1.amazonaws.com # billing master
==================================================================================================================================
# crontab -e
*/20 * * * * /home/ec2-user/aws-services-billing/import.sh > /home/ec2-user/aws-services-billing/logs/import.log 2>&1
50 * * * * /home/ec2-user/aws-services-billing/spikes.sh > /home/ec2-user/aws-services-billing/logs/spikes.log 2>&1
# crontab -l
# crontab -u username -l
==================================================================================================================================
To remove or erase all crontab jobs use the following command:
# Delete the current cron jobs #
crontab -r
Delete job for specific user. Must be run as root user ##
crontab -r -u username
To log output
*/5 * * * * /home/ec2-user/aws-services-billing/import.sh > /var/log/myjob.log 2>&1
To stop receiving email output from crontab, you need to append >/dev/null 2>&1
*/5 * * * * /home/ec2-user/aws-services-billing/import.sh >/dev/null 2>&1
To mail output to particular email account let us say vivek@nixcraft.in you need to define MAILTO variable as follows:
MAILTO="vivek@nixcraft.in"
0 3 * * * /root/backup.sh >/dev/null 2>&1
cron log
# vi /var/log/cron