Description of configuration options for db_cassandra

Configuration option = Default value	Description
[cassandra]
backup_strategy = None	(StrOpt) Default strategy to perform backups.
mount_point = /var/lib/cassandra	(StrOpt) Filesystem path for mounting volumes if volume support is enabled
tcp_ports = 7000, 7001, 9042, 9160	(ListOpt) List of TCP ports and/or port ranges to open in the security group (only applicable if trove_security_groups_support is True)
udp_ports =	(ListOpt) List of UDP ports and/or port ranges to open in the security group (only applicable if trove_security_groups_support is True)
usage_timeout = 600	(IntOpt) Timeout to wait for a guest to become active.