Cassandra supported metrics

Hardware metrics:

Type of OSType of OS on which DB is running (Linux/Windows etc.)
ArchitectureThe OS architecture
Host NameConfigured host name on which DB is present
AvailabilityActive/Inactive [Database availablity ]
Average CPU UsageAverage CPU usage of the machine
Average Memory UsageAverage memory usage of the machine
Disk UsageDisk usage on the configured host
CPU UsageCPU usage on the configured host
Network I/O disk usageI/O megabytes per second
Network I/O disk requestI/O requests per second

Cluster metrics:

Cluster nameName for the configured cluster
Keyspace nameName for the configured keyspace
Data centerLogical group of nodes
Cql versionCql version
RackA logical grouping of Cassandra nodes within the ring

Query Performance:

QueryList of slow queries performed/available
Total ExecutionCount of executions of each slow queries performed/available
Execution TimeTotal execution time of each collected query
TimestampLast timestamp of each collected query


Connections and SessionsNumber of connections and sessions made for the database
HeartbeatNumber of heartbeats for the specified time
Session detailsUser/Query list for established session


LoadThe amount of file system data under the cassandra data directory after excluding all content in the snapshots subdirectories [updates every 90 seconds ]
Database SizeDatabase size in MB
SS Table & Pending HintsA file format used when memtables are flushed to durable storage from memory
LatencyReplication time to the required set of nodes
Keyspace CountA namespace that specifies data replication on nodes.
Prepared StatementsA Cassandra query that has been pre-parsed and validated by the cassandra database.
TaskNumber of tasks running inside the thread pool
Local Read, Scan, WriteNumber of requests count
CacheThe hit rate of keys and counters
CompactionSize of the compactions performed per second

Disk usage shows in GB and other metrics will be available in MB.