为AWS ElastiCache添加CPU和内存利用率告警

CPUUtilization4个vCPU以上的实例就需要使用——EngineCPUUtilization指标如果是4个vCPU以下的使用——CPUUtilization指标。aws cloudwatch put-metric-alarm\--alarm-name elasticache-high-cpu\--alarm-descriptionElastiCache CPU above 80%\--metric-name CPUUtilization\--namespaceAWS/ElastiCache\--statisticAverage\--period300\--threshold80\--comparison-operator GreaterThanThreshold\--dimensionsNameCacheClusterId,Valuemy-redis-001\--evaluation-periods3\--alarm-actions arn:aws:sns:us-east-1:123456789012:cache-alertsDatabaseMemoryUsagePercentage# Alarm: High Memory Usageaws cloudwatch put-metric-alarm\--alarm-name elasticache-high-memory\--alarm-descriptionElastiCache memory above 80%\--metric-name DatabaseMemoryUsagePercentage\--namespaceAWS/ElastiCache\--statisticMaximum\--period300\--threshold80\--comparison-operator GreaterThanThreshold\--dimensionsNameCacheClusterId,Valuemy-redis-001\--evaluation-periods2\--alarm-actions arn:aws:sns:us-east-1:123456789012:cache-alerts参考Valkey 和 Redis OSS 的指标How to Monitor ElastiCache with CloudWatch主机级指标受支持的节点类型Monitoring best practices with Amazon ElastiCache for Redis using Amazon CloudWatch应监控哪些指标将数学表达式与 CloudWatch 指标结合使用