CloudWatch Dashboard


1. Dashboard Rows#

Row CloudWatch Metrics Statistic Display
Overview Requests Sum request trend by distribution
Overview TotalErrorRate Average total error rate
Overview 4xxErrorRate, 5xxErrorRate Average client/server error split
Overview CacheHitRate Average cache efficiency
Drilldown OriginLatency p95 / p99 origin performance
Drilldown BytesDownloaded, BytesUploaded Sum bandwidth
Capacity requests and bandwidth trend Sum growth / cost
Debug origin latency and 5xx spikes p95 / Average origin troubleshooting

2. Notes#

CloudFront metrics 通常在 us-east-1 查询。
TLS expiry、URL 级别错误、WAF rule 明细不靠基础 CloudWatch metrics 解决。
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