Example searches: “rpc_server_tcp_recv_buf”, “storage_ignore_timestamps_in_future_sec”, “topic_memory_per_partition”, “retention_bytes”, “retention_local_target_ms_default”
Mount or unmount operation ("migration") ID
Action to execute for migration
Values are prepare, execute, finish, or cancel.
prepare
execute
finish
cancel
OK
curl \ --request POST 'http://localhost:9644/v1/migrations/{id}?action=prepare'