Cassandra Metrics

Due to the sheer volume of Cassandra metrics, the individual metrics won’t be documented here. Instead, here are some general properties of the groups of metrics:

All Metrics Share the Following Properties:

  • Type: GAUGE
  • Statistic: average
  • Min: 0
  • Sparse Data Strategy: None
  • BASE: Yes
  • CORR: No
  • UTIL: No

Ending in Latency.OneMinuteRate:

  • Unit: ms (milliseconds)

Non-latency OneMinuteRate Metrics:

  • Unit = ops (operations per second)

Contains HeapSize, DataSize, DiskSpace, Memory, or RowSize:

  • Unit: bytes

Ending with HitRate or Ratio:

  • Unit: percentunit (i.e. percentage represented as a value between 0 and 1)
  • Max: 1