停止hadoop集群,运行命令 $ sh stop-all.sh 出现提示: no resourcemanager to stop host10: no nodemanager to stop host9: no nodemanager to stop no proxyserver to stop 添加日志重新操作: export HADOOP_ROOT_LOGGER=DEBUG,console 18/11/13 11:07:16 DEBUG util.PerformanceAdvisory:
启动或者停止hadoop的时候,信息如下: Stopping namenodes on [hadoop1 hadoop2] The authenticity of host 'hadoop2 (172.17.0.10)' can't be established. ECDSA key fingerprint is SHA256:2L+Ij0z9q1BkINoGu1JVxIoHKwyeJEZXZIVbll0t9fc. ECDSA key fingerprint :5f:a6:::c6:::5c::