It is possible to use CloudWatch to monitor your disk and memory usage. There are very good information on AWS –

For the impatient, here is how to get it done.

First, install the required packages

% yum install perl-DateTime perl-Sys-Syslog perl-LWP-Protocol-https
% wget

Unzip the zip file into /usr/local/bin. Then create the following cronjob:

That’s it, in a few minutes, you should start seeing the graphs under “Linux System Metrics”. Here is what it looks like


Of course, to use the cronjob, you need to grant at least CloudWatchFullAccess to a user and replace the “xxx” to the actual id and key.

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