TencentDB for TcaplusDB Monitoring Metrics

Last updated: 2020-07-14 16:39:17



    Monitoring Metrics

    Parameter Metric Name Description Unit Dimension
    Avgerror Average error rate Average error proportion of table operations % TableInstanceId and ClusterId
    WriteLatency Average write latency Error proportion of common table operations ms TableInstanceId and ClusterId
    Comerror Common error rate Actually read capacity units for tables % TableInstanceId and ClusterId
    ReadLatency Average read latency Average data read latency ms TableInstanceId and ClusterId
    Volume Storage volume System error proportion KB TableInstanceId and ClusterId
    Syserror System error rate Storage capacity occupied by tables % TableInstanceId and ClusterId
    Writecu Actual write capacity units Average write data latency Units/sec TableInstanceId and ClusterId
    Readcu Actual read capacity units Actual write capacity units for tables Units/sec TableInstanceId and ClusterId

    The statistical granularity (period) may vary by metric. The DescribeBaseMetrics API can be used to obtain the period supported by each metric.

    Overview of the Parameters in Each Dimension

    Parameter Name Dimension Name Dimension Description Format
    Instances.N.Dimensions.0.Name TableInstanceId Dimension name of the database instance ID Enter a string-type dimension name, such as TableInstanceId
    Instances.N.Dimensions.0.Value TableInstanceId A specific database instance ID Enter a specific database instance ID, such as tcaplus-123abc456
    Instances.N.Dimensions.1.Name ClusterId Dimension name of the cluster ID Enter a string-type dimension name, such as clusterId
    Instances.N.Dimensions.1.Value ClusterId A specific cluster ID Enter a specific cluster ID, such as clus-12345

    Input Parameters

    To query the monitoring data of TcaplusDB, use the following input parameters:

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