Reduce the size of a datacenter.
Check whether the node is up or down using nodetool
The nodetool command shows the status of the node (UN=up, DN=down):
If the node is up, run nodetool
This assigns the ranges that the node was responsible for to other nodes and replicates the data appropriately.
Use nodetool netstats to monitor the progress.
- If the node is down:
- If the node does not stop streaming data to other nodes because gossip has stale state data for the node, assassinate the node.