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Tencent Cloud Observability Platform
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    Monitoring Metrics (Memory Edition)

    Last updated: 2024-01-27 17:44:47
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      Namespace

      Namespace=QCE/REDIS

      Monitoring Metrics

      Standard edition

      Parameter
      Metric Name
      Unit
      Description
      Dimension
      CpuUsMin
      CPU utilization
      %
      Average CPU utilization
      instanceid
      StorageMin
      Memory usage
      MB
      Actually used memory capacity, including the capacity for data and cache
      instanceid
      StorageUsMin
      Memory utilization
      %
      Ratio of the actually used memory to the requested total memory
      instanceid
      KeysMin
      Total number of keys
      Count
      Total number of keys (level-1 keys) in instance storage
      instanceid
      ExpiredKeysMin
      Expired keys
      Count
      Number of keys expired in a time window, which corresponds to the value of expired_keys outputted by the info command
      instanceid
      EvictedKeysMin
      Evicted keys
      Count
      Number of keys evicted in a time window, which corresponds to the value of evicted_keys outputted by the info command
      instanceid
      ConnectionsMin
      Connections
      Count
      Number of TCP connections to an instance
      instanceid
      ConnectionsUsMin
      Connection utilization
      %
      Ratio of the actual number of TCP connections to the maximum number of connections
      instanceid
      InFlowMin
      Inbound traffic
      Mb/s
      Private inbound traffic
      instanceid
      InFlowUsMin
      Inbound traffic utilization
      %
      Ratio of the actually used private inbound traffic to the maximum traffic
      instanceid
      OutFlowMin
      Outbound traffic
      Mb/s
      Private outbound traffic
      instanceid
      OutFlowUsMin
      Outbound traffic utilization
      %
      Ratio of the actually used private outbound traffic to the maximum traffic
      instanceid
      LatencyMin
      Average execution latency
      ms
      Average execution latency between the proxy and the Redis server
      instanceid
      LatencyGetMin
      Average execution latency of the read command
      ms
      Average execution latency of the read command between the proxy and the Redis server
      instanceid
      LatencySetMin
      Average execution latency of the write command
      ms
      Average execution latency of the write command between the proxy and the Redis server
      instanceid
      LatencyOtherMin
      Average execution latency of other commands
      ms
      Average execution latency of commands other than read and write between the proxy and the Redis server
      instanceid
      QpsMin
      Total requests
      Times/sec
      QPS, that is, the number of command executions
      instanceid
      StatGetMin
      Read requests
      Times/min
      Number of read command executions
      instanceid
      StatSetMin
      Write requests
      Times/min
      Number of write command executions
      instanceid
      StatOtherMin
      Other requests
      Times/sec
      Number of command executions other than reads and writes
      instanceid
      BigValueMin
      Big-value requests
      Times/sec
      Number of command executions for which the request size exceeds 32 KB
      instanceid
      SlowQueryMin
      Slow queries
      Count
      Number of slow queries
      instanceid
      StatSuccessMin
      Read request hits
      Count
      Number of existing read request keys, which corresponds to the value of the keyspace_hits metric outputted by the info command
      instanceid
      StatMissedMin
      Read request misses
      Count
      Number of nonexistent read request keys, which corresponds to the value of the keyspace_misses metric outputted by the info command
      instanceid
      CmdErrMin
      Execution errors
      Count
      Number of command execution errors, such as when a command does not exist or a parameter is incorrect
      instanceid
      CacheHitRatioMin
      Read request hit rate
      %
      Key hits/(key hits + key misses). This metric reflects the severity of cache misses
      instanceid

      Overview of cluster edition

      Parameter
      Metric Name
      Unit
      Description
      Dimension
      CpuUsMin
      Average CPU utilization
      %
      Average CPU utilization
      instanceid
      CpuMaxUsMin
      Maximum shard CPU utilization
      %
      Highest CPU utilization value of all shards in a cluster
      instanceid
      StorageMin
      Memory usage
      MB
      Actually used memory capacity, including the capacity for data and cache
      instanceid
      StorageUsMin
      Memory utilization
      %
      Ratio of the actually used memory to the requested total memory
      instanceid
      StorageMaxUsMin
      Maximum shard memory utilization
      %
      Highest memory utilization value of all shards in a cluster
      instanceid
      KeysMin
      Total number of keys
      Count
      Total number of keys (level-1 keys) in instance storage
      instanceid
      ExpiredKeysMin
      Expired keys
      Count
      Number of keys expired in a time window, which corresponds to the value of expired_keys outputted by the info command
      instanceid
      EvictedKeysMin
      Evicted keys
      Count
      Number of keys evicted in a time window, which corresponds to the value of evicted_keys outputted by the info command
      instanceid
      ConnectionsMin
      Connections
      Count
      Number of TCP connections to an instance
      instanceid
      ConnectionsUsMin
      Connection utilization
      %
      Ratio of the actual number of TCP connections to the maximum number of connections
      instanceid
      InFlowMin
      Inbound traffic
      Mb/s
      Private inbound traffic
      instanceid
      InFlowUsMin
      Inbound traffic utilization
      %
      Ratio of the actually used private inbound traffic to the maximum traffic
      instanceid
      OutFlowMin
      Outbound traffic
      Mb/s
      Private outbound traffic
      instanceid
      OutFlowUsMin
      Outbound traffic utilization
      %
      Ratio of the actually used private outbound traffic to the maximum traffic
      instanceid
      LatencyMin
      Average execution latency
      ms
      Average execution latency between the proxy and the Redis server
      instanceid
      LatencyGetMin
      Average execution latency of the read command
      ms
      Average execution latency of the read command between the proxy and the Redis server
      instanceid
      LatencySetMin
      Average execution latency of the write command
      ms
      Average execution latency of the write command between the proxy and the Redis server
      instanceid
      LatencyOtherMin
      Average execution latency of other commands
      ms
      Average execution latency of commands other than read and write between the proxy and the Redis server
      instanceid
      QpsMin
      Total requests
      Times/sec
      QPS, that is, the number of command executions
      instanceid
      StatGetMin
      Read requests
      Times/sec
      Number of read command executions
      instanceid
      StatSetMin
      Write requests
      Times/sec
      Number of write command executions
      instanceid
      StatOtherMin
      Other requests
      Times/sec
      Number of command executions other than reads and writes
      instanceid
      BigValueMin
      Big-value requests
      Times/sec
      Number of command executions for which the request size exceeds 32 KB
      instanceid
      SlowQueryMin
      Slow queries
      Count
      Number of command executions with a latency greater than the slowlog_log_slower_than configuration
      instanceid
      StatSuccessMin
      Read request hits
      Count
      Number of existing read request keys, which corresponds to the value of the keyspace_hits metric outputted by the info command
      instanceid
      StatMissedMin
      Read request misses
      Count
      Number of nonexistent read request keys, which corresponds to the value of the keyspace_misses metric outputted by the info command
      instanceid
      CmdErrMin
      Execution errors
      Count
      Number of command execution errors, such as when a command does not exist or a parameter is incorrect
      instanceid
      CacheHitRatioMin
      Read request hit rate
      %
      Key hits/(key hits + key misses). This metric reflects the severity of cache misses
      instanceid

      Cluster sharding

      Parameter
      Metric Name
      Unit
      Description
      Dimension
      CpuUsNodeMin
      CPU utilization
      %
      Average CPU utilization
      instanceid and clusterid
      StorageNodeMin
      Memory usage
      MB
      Actually used memory capacity, including the capacity for data and cache
      instanceid and clusterid
      StorageUsNodeMin
      Memory utilization
      %
      Ratio of the actually used memory to the requested total memory
      instanceid and clusterid
      KeysNodeMin
      Total number of keys
      Count
      Total number of keys (level-1 keys) in instance storage
      instanceid and clusterid
      ExpiredKeysNodeMin
      Expired keys
      Count
      Number of keys expired in a time window, which corresponds to the value of expired_keys outputted by the info command
      instanceid and clusterid
      EvictedKeysNodeMin
      Evicted keys
      Count
      Number of keys evicted in a time window, which corresponds to the value of evicted_keys outputted by the info command
      instanceid and clusterid
      QpsNodeMin
      Total requests
      Times/sec
      QPS, that is, the number of command executions
      instanceid and clusterid
      StatGetNodeMin
      Read requests
      Times/sec
      Number of read command executions
      instanceid and clusterid
      StatSetNodeMin
      Write requests
      Times/sec
      Number of write command executions
      instanceid and clusterid
      StatOtherNodeMin
      Other requests
      Times/sec
      Number of command executions other than reads and writes
      instanceid and clusterid
      SlowQueryNodeMin
      Slow queries
      Count
      Number of command executions with a latency greater than the slowlog_log_slower_than configuration
      instanceid and clusterid
      StatSuccessNodeMin
      Read request hits
      Count
      Number of existing read request keys, which corresponds to the value of the keyspace_hits metric outputted by the info command
      instanceid and clusterid
      StatMissedNodeMin
      Read request misses
      Count
      Number of nonexistent read request keys, which corresponds to the value of the keyspace_misses metric outputted by the info command
      instanceid and clusterid
      CmdErrNodeMin
      Execution errors
      Count
      Number of command execution errors, such as when a command does not exist or a parameter is incorrect
      instanceid and clusterid
      CacheHitRatioNodeMin
      Read request hit rate
      %
      Key hits/(key hits + key misses). This metric reflects the severity of cache misses. If the number of access requests is 0, the value of this metric will be null
      instanceid and clusterid
      Note:
      The statistical granularity (period) may vary by metric. The DescribeBaseMetrics API can be used to get the period supported by each API.

      Overview of Parameters in Each Dimension

      Parameter Name
      Dimension Name
      Dimension Description
      Format
      Instances.N.Dimensions.0.Name
      instanceid
      Dimension name of the instance ID
      Enter a string-type dimension name, such as instanceid
      Instances.N.Dimensions.0.Value
      instanceid
      A specific instance ID
      Enter a specific Redis instance ID, such as tdsql-123456. The specific Redis instance ID can also be an instance string, such as crs-ifmymj41. It can be queried through the DescribeRedis API
      Instances.N.Dimensions.1.Name
      clusterid
      Dimension name of the shard ID
      Enter a string-type dimension name, such as clusterid.
      To pull overall information, do not pass in this parameter.
      To pull shard information, the input parameter must be clusterid
      Instances.N.Dimensions.1.Value
      clusterid
      A specific shard ID
      Enter a specific shard ID such as tdsql-123456, which can be obtained by running commands such as cluster nodes

      Input Parameters

      To query the monitoring data of TencentDB for Redis, use the following input parameters: &Namespace=QCE/REDIS &Instances.N.Dimensions.0.Name=instanceid &Instances.N.Dimensions.0.Value=instance ID
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