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March 13, 2022 01:28
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With this user data script, you can set up cron job to put some custom metrics for CloudWatch at instance initiation.
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| #!/bin/sh | |
| cd /home/ec2-user | |
| wget http://ec2-downloads.s3.amazonaws.com/cloudwatch-samples/CloudWatchMonitoringScripts-v1.1.0.zip | |
| unzip CloudWatchMonitoringScripts-v1.1.0.zip | |
| rm CloudWatchMonitoringScripts-v1.1.0.zip | |
| chown ec2-user:ec2-user aws-scripts-mon | |
| echo "*/5 * * * * ec2-user /home/ec2-user/aws-scripts-mon/mon-put-instance-data.pl --mem-util --disk-space-util --disk-path=/ --from-cron" >> /etc/crontab |
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Thanks much for the info @Igawin. This works for me. :)
Also for whoever is trying to find related info and ending up here, using /var/spool/cron/ the user shouldn't be included in the syntax as it's already specified as the file name. Otherwise, the daemon will treat it as syntax error and ignore the task.