1.导出cloudwatch的指标数据

负载均衡器 总数 时间区间

aws cloudwatch get-metric-statistics --namespace AWS/ApplicationELB --metric-name RequestCount --statistics Sum  --period 300 --dimensions Name=LoadBalancer,Value=app/yellowstone-prod-tr/1faca821bfaeeafc --start-time 2019-02-11T00:00:00Z --end-time 2019-02-15T00:00:00Z  --region cn-north-1

aws cloudwatch get-metric-statistics --namespace AWS/ApplicationELB --metric-name ClientTLSNegotiationErrorCount --statistics Sum  --period 300 --dimensions Name=LoadBalancer,Value=app/yellowstone-prod-tr/1faca821bfaeeafc --start-time 2019-02-11T00:00:00Z --end-time 2019-02-15T00:00:00Z --region cn-north-1