一、命名空间
Namespace=QCE/CYNOSDB_POSTGRES
二、监控指标
| 指标英文名 | 指标中文名 | 单位 | 维度 | 统计规则 [period, statType] |
| CacheHitRate | 缓存命中率 | % | InstanceId | [5s, avg] [10s, avg] [60s, avg] [300s, avg] [3600s, avg] [86400s, avg] |
| Memoryusagerate | 内存使用率 | % | InstanceId | [5s, avg] [60s, avg] [300s, avg] [3600s, avg] [86400s, avg] |
| ReadWriteCalls | 总请求数 | 个/秒 | InstanceId | [5s, avg] [10s, avg] [60s, avg] [300s, avg] [3600s, avg] [86400s, avg] |
| ReadCalls | 读请求数 | 个/秒 | InstanceId | [5s, avg] [10s, avg] [60s, avg] [300s, avg] [3600s, avg] [86400s, avg] |
| SqlRuntimeAvg | 平均执行时延 | ms | InstanceId | [5s, avg] [10s, avg] [60s, avg] [300s, avg] [3600s, avg] [86400s, avg] |
| StorageUsage | 存储使用量 | GB | InstanceId | [5s, last] [60s, last] [300s, last] [3600s, last] [86400s, last] |
| WriteCalls | 写请求数 | 个/秒 | InstanceId | [5s, avg] [10s, avg] [60s, avg] [300s, avg] [3600s, avg] [86400s, avg] |
| DbConnections | 总连接数 | 个 | InstanceId | [5s, avg] [60s, avg] [300s, avg] [3600s, avg] [86400s, avg] |
| CpuUsageRate | CPU利用率 | % | InstanceId | [5s, max] [60s, max] [300s, max] [3600s, max] [86400s, max] |
三、各维度对应参数总览
| 参数名称 | 维度名称 | 维度解释 | 格式 |
| Instances.N.Dimensions.0.Name | InstanceId | TDSQL-C PostgreSQL 实例 ID | 输入 String 类型维度名称:InstanceId |
| Instances.N.Dimensions.0.Value | InstanceId | TDSQL-C PostgreSQL 的实例 ID | 输入具体实例 ID,例如:tdcpg-ins-1abc2df3,可通过 DescribeClusterInstances 查询 |
四、入参说明
查询 TDSQL-C PostgreSQL 版监控数据,入参取值如下:
&Namespace=QCE/CYNOSDB_POSTGRES
&Instances.N.Dimensions.0.Name=InstanceId
&Instances.N.Dimensions.0.Value= TDSQL-C PostgreSQL 的实例 ID