cdh集群节点断开时间过长连接不上的处理方案

[root@slave1 ~]# /etc/init.d/cloudera-scm-agent status

cloudera-scm-agent dead but pid file exists

[root@slave1 ~]# service httpd status

httpd is stopped

[root@slave1 ~]# service httpd restart

Stopping httpd: [FAILED]

Starting httpd: [ OK ]

cloudera-scm-agent dead but pid file exists

[root@slave1 ~]# cd /var/run/

[root@slave1 run]# ls

[root@slave1 run]# rm -rf cloudera-scm-agent.pid

[root@slave1 run]# service cloudera-scm-agent status

cloudera-scm-agent is stopped

[root@slave1 run]# service cloudera-scm-agent start

Starting cloudera-scm-agent: [ OK ]

[root@slave1 run]# service cloudera-scm-agent status

cloudera-scm-agent (pid 6257) is running…

好了，重新启动各个应用进程，恢复正常