nodetool drain

Drains the node.

Drains the node.

Synopsis

install_location/bin/nodetool <options> drain
Table 1. Options
Short Long Description
-h --host Hostname or IP address.
-p --port Port number.
-pwf --password-file Password file path.
-pw --password Password.
-u --username Remote JMX agent username.
-- Separates an option from an argument that could be mistaken for a option.

Description

Flushes all memtables from the node to SSTables on disk. DataStax Distribution of Apache Cassandra (DDAC) stops listening for connections from the client and other nodes. You need to restart Cassandra after running nodetool drain. To simply flush memtables to disk, use nodetool flush.