Install CloudWatch agent on Ubuntu (setup AWS IAM role for EC2)

README.md

Download the Cloudwatch agent

$ wget https://s3.amazonaws.com/amazoncloudwatch-agent/ubuntu/amd64/latest/amazon-cloudwatch-agent.deb

Install Cloudwatch agent package

$ sudo dpkg -i -E ./amazon-cloudwatch-agent.deb

Start the Cloudwatch agent with custom config

$ sudo /opt/aws/amazon-cloudwatch-agent/bin/amazon-cloudwatch-agent-ctl -a fetch-config -m ec2 -c file:/path_to_config/config.json -s

Check the agent status

$ sudo /opt/aws/amazon-cloudwatch-agent/bin/amazon-cloudwatch-agent-ctl -a status

Check agent service sate

$ sudo service amazon-cloudwatch-agent status

README_EC2.md

Add AWS IAM role for CloudWatch access

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "logs:CreateLogGroup",
                "logs:CreateLogStream",
                "logs:PutLogEvents",
                "logs:DescribeLogStreams"
            ],
            "Resource": [
                "arn:aws:logs:*:*:*"
            ]
        }
    ]
}

Then assign role to EC2 instance