Analytics节点似乎已关闭。
Datacenter: Analytics
=====================
Status=Up/Down
|/ State=Normal/Leaving/Joining/Moving
-- Address Load Tokens Owns
DN 172.20.10.20 4.44 MB 1 ?
Datacenter: Cassandra
=====================
Status=Up/Down
|/ State=Normal/Leaving/Joining/Moving
-- Address Load Tokens Owns
UN 172.20.10.18 281.94 GB 1 ?
UN 172.20.10.19 281.21 GB 1 ?
UN 172.20.10.17 281.23 GB 1 ?
Datacenter: Solr
================
Status=Up/Down
|/ State=Normal/Leaving/Joining/Moving
-- Address Load Tokens Owns
UN 172.20.10.22 277.97 GB 1 ?
UN 172.20.10.21 286.75 GB 1 ?
所以我登录到该节点并尝试启动spark
dse cassandra -k
但我得到以下异常
Exception encountered during startup: null
INFO 07:15:58 DSE shutting down...
INFO 07:15:58 All plugins are stopped.