Setup Amazon CloudWatch for Debian

gistfile1.txt

1. Install all the required libraries:

sudo apt-get update && sudo apt-get -y install \
  unzip \
  perl \
  wget \
  curl \
  make \
  ncftp \
  liburi-perl \
  libcrypt-ssleay-perl \
  libxml-libxml-perl \
  libwww-perl \
  libyaml-perl

sudo cpan -i CPAN LWP::UserAgent

3. Get CloudWatch monitoring scripts:

sudo -i
mkdir -p /opt/aws-scripts-mon; cd /opt/aws-scripts-mon
wget http://ec2-downloads.s3.amazonaws.com/cloudwatch-samples/CloudWatchMonitoringScripts.zip
unzip CloudWatchMonitoringScripts.zip && rm CloudWatchMonitoringScripts.zip


4. Set your credentials: 

echo -e "AWSAccessKeyId=<aws_key>\nAWSSecretKey=<aws_secret>" > /opt/aws-scripts-mon/awscreds.conf

5. Test it:

/opt/aws-scripts-mon/mon-get-instance-stats.pl --recent-hours=12

6. Add a crontab job to report memory and disk usage:

crontab -e 
*/5 * * * * /opt/aws-scripts-mon/mon-put-instance-data.pl --mem-util --disk-space-util --disk-path=/ --disk-path=/mnt --from-cron


7. More info:
How to use scripts - http://docs.amazonwebservices.com/AmazonCloudWatch/latest/DeveloperGuide/mon-scripts-perl.html
IAM Permissions - http://docs.amazonwebservices.com/AmazonCloudWatch/latest/DeveloperGuide/UsingIAM.html 
http://docs.amazonwebservices.com/AmazonCloudWatch/latest/DeveloperGuide/CHAP_UsingCloudWatch.html
https://forums.aws.amazon.com/message.jspa?messageID=276248