The nodetool utility
A command line interface for Cassandra for managing a cluster.
- Packaged installs: nodetool -h HOSTNAME [-p JMX_PORT ] COMMAND
- Tarball installs: install_location/bin/nodetool -h HOSTNAME [-p JMX_PORT ] COMMAND
- Remote Method Invocation: nodetool -h HOSTNAME [-p JMX_PORT -u JMX_USERNAME -pw
JMX_PASSWORD ] COMMAND
If a username and password for RMI authentication are set explicitly in the cassandra-env.sh file for the host, then you must specify credentials.
Commands that operate on multiple nodes in a cluster
The following topics describe each nodetool command: