Hadoop1.2.1异常Bad connect ack with firstBadLink (No route to host ) 0.说明 Hadoop集群之前运行正常,增加了新节点之后,需要执行负载均衡等相关操作,执行过程当中出现问题. 1.运行异常 查看master上面的日志信息,发现: [INFO] Exception in createBlockOutputStream java.io.IOException: Bad connect ack with firstBadLink xx…