需先安裝AWS Cli

#查詢本機id

#curl http://169.254.169.254/latest/meta-data/instance-id

#call api 給cloudwatch

#aws cloudwatch put-metric-data –namespace HttpServerMetrics –metric-name  –dimension InstanceId=$instance_id –value $mem –unit “Megabytes”

#監控shellscript

#!/bin/bash

id=`curl http://169.254.169.254/latest/meta-data/instance-id`

disk=`df -lha|grep /dev|head -1|awk ‘{printf $5}’`

aws cloudwatch put-metric-data –namespace disksize–metric-name disksizeuse –dimension InstanceId=$id –value $disk –unit “Percent”