WARN Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect (org.apache.zookeeper.ClientCnxn)

【WARN Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect (org.apache.zookeeper.ClientCnxn)】的更多相关文章

WARN Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect (org.apache.zookeeper.ClientCnxn)

[2017-05-19 13:32:14,933] INFO Waiting for keeper state SyncConnected (org.I0Itec.zkclient.ZkClient)[2017-05-19 13:32:15,028] INFO Opening socket connection to server hadoop02/192.168.233.201:2181. Will not attempt to authenticate using SASL (unknown…

WARN Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused

1.启动kafka的脚本程序报如下所示的错误: [hadoop@slaver1 script_hadoop]$ kafka-start.sh start kafkaServer... [-- ::,] INFO Verifying properties (kafka.utils.VerifiableProperties) [-- ::,] INFO Property broker.id (kafka.utils.VerifiableProperties) [-- ::,] INFO Proper…

Linux下启动tomcat报错，WARN org.apache.zookeeper.ClientCnxn - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect java.net.ConnectException:

tomcat启动完了之后,一直不停的打印这种错误信息,看表面上,应该是zk节点下的数据是空的,连接不上服务,所以一直在尝试连接,然后一直又连不上: 完整的错误信息: 407662 [usf-ZooKeeper:dsf_default-Registry-SendThread(127.0.0.1:2181)] INFO org.apache.zookeeper.ClientCnxn - Opening socket connection to server 127.0.0.1/127.0.0.1:2…

hadoop mapreduce 写入hbase报错 Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect

现象:map任务构造数据正常,reduce任务,开始也正常,速度很快 ,在hbase 的管理界面,可以看到,5W以上的请求数当reduce 执行到 70% 左右的时候,就堵住了,查看yarn的web界面,可以找到如下报错信息. 不会尝试使用SASL认证. 连接被拒绝. 错误原因,找不到zookeeper 的master. 最开始的时候,配置是这样注入的: conf.set("hbase.zookeeper.quorum","hostname01,hostname02,hos…

ERROR org.apache.zookeeper.ClientCnxn:532 - Error while calling watcher

一.背景使用zookeeper操作时提示这个错误信息 ERROR org.apache.zookeeper.ClientCnxn: - Error while calling watcher java.lang.NullPointerException at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530) at org.apache.zookeeper.ClientCnxn$Even…

全网最详细的启动zkfc进程时，出现INFO zookeeper.ClientCnxn: Opening socket connection to server***/192.168.80.151:2181. Will not attempt to authenticate using SASL (unknown error)解决办法（图文详解）

不多说,直接上干货! at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:) // :: INFO zookeeper.ClientCnxn: Opening socket connection to server bigdata-pro02.kfk.c…

dubbo注册中心zookeeper出现异常 Opening socket connection to server 10.70.42.99/10.70.42.99:2181. Will not attempt to authenticate using SASL (无法定位登录配置)

linux下,zookeeper安装并启动起来了 DEMO时,JAVA控制台出现: INFO 2014-03-06 09:48:41,276 (ClientCnxn.java:966) - Opening socket connection to server 10.70.42.99/10.70.42.99:2181. Will not attempt to authenticate using SASL (无法定位登录配置) WARN 2014-03-06 09:49:02,320 (Clie…