This topic describes the metrics for ApsaraDB for Cassandra.

  • Set the Namespace parameter to acs_cds.
  • Set the Period parameter to an integral multiple of 60s. The default value is 60s.
Metric Unit Metric Dimensions Statistics
AntiEntropy Active Tasks Counts AntiEntropyActiveTasks userId, clusterId, and host Average, Maximum, and Minimum
AntiEntropy Pending Tasks Counts AntiEntropyPendingTasks userId, clusterId, and host Average, Maximum, and Minimum
Auth Failure Counts AuthFailure userId, clusterId, and host Average, Maximum, and Minimum
CAS Read Latency ms CasReadLatency userId, clusterId, and host Average, Maximum, and Minimum
CAS Read Request Requests/s CasReadRequest userId, clusterId, and host Average, Maximum, and Minimum
CAS Read Unfinished Commit Counts/s CasReadUnfinishedCommit userId, clusterId, and host Average, Maximum, and Minimum
CAS Write Latency ms CasWriteLatency userId, clusterId, and host Average, Maximum, and Minimum
CAS Write Request Requests/s CasWriteRequest userId, clusterId, and host Average, Maximum, and Minimum
CAS Write Unfinished Commit Counts/s CasWriteUnfinishedCommit userId, clusterId, and host Average, Maximum, and Minimum
Client Connection Connections ClientConnection userId, clusterId, and host Average, Maximum, and Minimum
Major GC Elapsed ms CmsGc userId, clusterId, and host Average, Maximum, and Minimum
Commitlog Complete Tasks Counts CommitlogCompleteTasks userId, clusterId, and host Average, Maximum, and Minimum
Commitlog Pending Tasks Counts CommitlogPendingTasks userId, clusterId, and host Average, Maximum, and Minimum
Compaction Active Tasks Counts CompactionActiveTasks userId, clusterId, and host Average, Maximum, and Minimum
Compaction Compacted Bytes Bytes CompactionCompactedBytes userId, clusterId, and host Average, Maximum, and Minimum
Compaction Complete Tasks Counts CompactionCompleteTasks userId, clusterId, and host Average, Maximum, and Minimum
Compaction Pending Tasks Counts CompactionPendingTasks userId, clusterId, and host Average, Maximum, and Minimum
Counter Stage Pending Tasks Counts CounterStagePendingTasks userId, clusterId, and host Average, Maximum, and Minimum
CPU Hard Interrupt % CpuIrq userId, clusterId, and host Average, Maximum, and Minimum
CPU Load 1m None CpuLoad1 userId, clusterId, and host Average, Maximum, and Minimum
CPU Load 15m None CpuLoad15 userId, clusterId, and host Average, Maximum, and Minimum
CPU Load 5m None CpuLoad5 userId, clusterId, and host Average, Maximum, and Minimum
CPU Nice % CpuNice userId, clusterId, and host Average, Maximum, and Minimum
CPU Soft Interrupt % CpuSoftIrq userId, clusterId, and host Average, Maximum, and Minimum
CPU System % CpuSys userId, clusterId, and host Average, Maximum, and Minimum
CPU Usage % CpuUsage userId, clusterId, and host Average, Maximum, and Minimum
CPU User % CpuUser userId, clusterId, and host Average, Maximum, and Minimum
CPU Wait % CpuWait userId, clusterId, and host Average, Maximum, and Minimum
Data Disk Total Bytes DataDiskTotal userId, clusterId, and host Average, Maximum, and Minimum
Data Disk Usage % DataDiskUsage userId, clusterId, and host Average, Maximum, and Minimum
Data Disk Used Bytes DataDiskUsed userId, clusterId, and host Average, Maximum, and Minimum
Delete With Condition Requests DeleteWithCondition userId, clusterId, and host Average, Maximum, and Minimum
Disk Await ms DiskAwait userId, clusterId, and host Average, Maximum, and Minimum
Data Inputs Operations/s DiskInputs userId, clusterId, and host Average, Maximum, and Minimum
Disk Outputs Operations/s DiskOutputs userId, clusterId, and host Average, Maximum, and Minimum
Disk Reads Bytes/s DiskReads userId, clusterId, and host Average, Maximum, and Minimum
Disk IO %util % DiskUtil userId, clusterId, and host Average, Maximum, and Minimum
Disk Writes Bytes/s DiskWrites userId, clusterId, and host Average, Maximum, and Minimum
Failures Counts Failures userId, clusterId, and host Average, Maximum, and Minimum
Gc Collections Counts GcCollections userId, clusterId, and host Average, Maximum, and Minimum
Gc Max Elapsed ms GcMaxElapsed userId, clusterId, and host Average, Maximum, and Minimum
Gc Reclaimed Bytes GcReclaimed userId, clusterId, and host Average, Maximum, and Minimum
Gc Total Elapsed ms GcTotalElapsed userId, clusterId, and host Average, Maximum, and Minimum
Gossip Active Tasks Counts GossipActiveTasks userId, clusterId, and host Average, Maximum, and Minimum
Gossip Pending Tasks Counts GossipPendingTasks userId, clusterId, and host Average, Maximum, and Minimum
Heap Mem Usage % HeapMemUsage userId, clusterId, and host Average, Maximum, and Minimum
Hint Dispatcher Active Tasks Counts HintDispatcherActiveTasks userId, clusterId, and host Average, Maximum, and Minimum
Hint Dispatcher Pending Tasks Counts HintDispatcherPendingTasks userId, clusterId, and host Average, Maximum, and Minimum
Key Cache Hit Rate % KeyCacheHitRate userId, clusterId, and host Average, Maximum, and Minimum
Key Cache Hits Hits/s KeyCacheHits userId, clusterId, and host Average, Maximum, and Minimum
Key Cache Requests Requests/s KeyCacheRequests userId, clusterId, and host Average, Maximum, and Minimum
Latency ms Latency userId, clusterId, and host Average, Maximum, and Minimum
Mem Free Bytes MemFree userId, clusterId, and host Average, Maximum, and Minimum
Mem Usage % MemUsage userId, clusterId, and host Average, Maximum, and Minimum
Mem Used Bytes MemUsed userId, clusterId, and host Average, Maximum, and Minimum
Memtable Flush Writer Pending Tasks Counts MemtableFlushWriterPendingTasks userId, clusterId, and host Average, Maximum, and Minimum
Memtable Post Flush Pending Tasks Counts MemtablePostFlushPendingTasks userId, clusterId, and host Average, Maximum, and Minimum
Mutation Stage Pending Tasks Counts MutationStagePendingTasks userId, clusterId, and host Average, Maximum, and Minimum
Native Transport Pending Tasks Counts NativeTransportPendingTasks userId, clusterId, and host Average, Maximum, and Minimum
Net Input Dropped Packets/s NetInputDropped userId, clusterId, and host Average, Maximum, and Minimum
Net Input Errors Packets/s NetInputErrors userId, clusterId, and host Average, Maximum, and Minimum
Net Input Overruns Packets/s NetInputOverruns userId, clusterId, and host Average, Maximum, and Minimum
Net Inputs Packets/s NetInputs userId, clusterId, and host Average, Maximum, and Minimum
Net Output Dropped Packets/s NetOutputDropped userId, clusterId, and host Average, Maximum, and Minimum
Net Output Errors Packets/s NetOutputErrors userId, clusterId, and host Average, Maximum, and Minimum
Net Output Overruns Packets/s NetOutputOverruns userId, clusterId, and host Average, Maximum, and Minimum
Net Outputs Packets/s NetOutputs userId, clusterId, and host Average, Maximum, and Minimum
Net Reads Bytes/s NetReads userId, clusterId, and host Average, Maximum, and Minimum
Net Writes Bytes/s NetWrites userId, clusterId, and host Average, Maximum, and Minimum
Off Heap Memory Bytes OffHeapMem userId, clusterId, and host Average, Maximum, and Minimum
Minor GC Elapsed ms ParNewGc userId, clusterId, and host Average, Maximum, and Minimum
Parallel Scan Requests ParallelScan userId, clusterId, and host Average, Maximum, and Minimum
Put With Condition Requests PutWithCondition userId, clusterId, and host Average, Maximum, and Minimum
Query With Filter Requests QueryWithFilter userId, clusterId, and host Average, Maximum, and Minimum
Range Slice Latency ms RangeSliceLatency userId, clusterId, and host Average, Maximum, and Minimum
Range Slice Request Requests/s RangeSliceRequest userId, clusterId, and host Average, Maximum, and Minimum
Read Latency ms ReadLatency userId, clusterId, and host Average, Maximum, and Minimum
Read Latency 95th Percentile ms ReadLatency95 userId, clusterId, and host Average, Maximum, and Minimum
Read Latency 99th Percentile ms ReadLatency99 userId, clusterId, and host Average, Maximum, and Minimum
Read Repair Stage Pending Tasks Counts ReadRepairStagePendingTasks userId, clusterId, and host Average, Maximum, and Minimum
Read Request Requests/s ReadRequest userId, clusterId, and host Average, Maximum, and Minimum
Read Stage Pending Tasks Counts ReadStagePendingTasks userId, clusterId, and host Average, Maximum, and Minimum
Requests Requests Request userId, clusterId, and host Average, Maximum, and Minimum
Row Cache Hit Rate % RowCacheHitRate userId, clusterId, and host Average, Maximum, and Minimum
Row Cache Hits Hits/s RowCacheHits userId, clusterId, and host Average, Maximum, and Minimum
Row Cache Requests Requests/s RowCacheRequests userId, clusterId, and host Average, Maximum, and Minimum
Scan With Filter Requests ScanWithFilter userId, clusterId, and host Average, Maximum, and Minimum
Secondary Index Pending Tasks Counts SecondaryIndexPendingTasks userId, clusterId, and host Average, Maximum, and Minimum
System Disk Usage % SysDiskUsage userId, clusterId, and host Average, Maximum, and Minimum
Timeouts Counts Timeouts userId, clusterId, and host Average, Maximum, and Minimum
Unavailables Counts Unavailables userId, clusterId, and host Average, Maximum, and Minimum
Update With Condition Requests UpdateWithCondition userId, clusterId, and host Average, Maximum, and Minimum
View Write Latency ms ViewWriteLatency userId, clusterId, and host Average, Maximum, and Minimum
View Write Request Requests/s ViewWriteRequest userId, clusterId, and host Average, Maximum, and Minimum
Write Latency ms WriteLatency userId, clusterId, and host Average, Maximum, and Minimum
Write Latency 95th Percentile ms WriteLatency95 userId, clusterId, and host Average, Maximum, and Minimum
Write Latency 99th Percentile ms WriteLatency99 userId, clusterId, and host Average, Maximum, and Minimum
Write Request Requests/s WriteRequest userId, clusterId, and host Average, Maximum, and Minimum