Custom EC2 CloudWatch Metrics For Memory and Disk Utilization

Wget

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

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

sudo apt-get update

{
   "agent": {
   "metrics_collection_interval": 60,
   "run_as_user": "cwagent"
 },
 "metrics": {
   "append_dimensions": {
       "InstanceId": "${aws:InstanceId}"
   },
   "metrics_collected": {
     "disk": {
       "measurement": [
         "used_percent"
       ],
       "metrics_collection_interval": 60,
       "resources": [
         "/"
       ]
     },
     "mem": {
       "measurement": [
         "mem_used_percent"
       ],
       "metrics_collection_interval": 60
     }
   }