check_cassandra_balance.pl (Advanced Nagios Plugins Collection)

Part of the Advanced Nagios Plugins Collection. Download it here: https://github.com/harisekhon/nagios-plugins check_cassandra_balance.pl Nagios Plugin to check the balance of ownership of tokens across nodes Uses nodetool's status command to find token % across all nodes and alerts if the largest difference is greater than warning/critical thresholds. Returns perfdata of the max imbalance % for graphing. Can specify a remote host and port otherwise it checks the local node's stats (for calling over NRPE on each Cassandra node) Written and tested against Cassandra 2.0, DataStax Community Edition usage: check_cassandra_balance.pl [ options ] -n --nodetool Path to 'nodetool' command if not in $PATH (/bin:/usr/bin) -H --host Cassandra node to connect to (optional, default: localhost) -P --port Cassandra JMX port to connect to (default: 7199) -u --user Cassandra JMX User (optional) -p --password Cassandra JMX Password (optional) -w --warning Warning threshold max (inclusive. Default: 5) -c --critical Critical threshold max (inclusive. Default: 10) -h --help Print description and usage options -t --timeout Timeout in secs (default: 10) -v --verbose Verbose mode (-v, -vv, -vvv ...) -V --version Print version and exit

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