【Error:"MetaStoreClient lost connection. Attempting to reconnect (1 of 24) after 5s. getCurrentNotificationEventId" occurs as HiveServer2 fails to start as it cannot connect to Metastore in HDP 3.0】的更多相关文章

Error:"MetaStoreClient lost connection. Attempting to reconnect (1 of 24) after 5s. getCurrentNotificationEventId" occurs as HiveServer2 fails to start as it cannot connect to Metastore in HDP 3.0

SupportKB Problem Description:After upgrading to HDP 3.0, the HiveServer2 fails to start and the following error is displayed in the HiveServer2 logs: WARN [main]: metastore.RetryingMetaStoreClient (:()) - MetaStoreClient lost connection. Attempting…

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

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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…

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urllib2.URLError: <urlopen error [Errno 104] Connection reset by peer>

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刚调试程序时,STlink总是连不上,一直提示: Starting debug session...-> Emulator reset (usb://usb)...** Connection error (usb://usb): swim error [30200]: st-link connection error 到网上找到好多资料,如下面的: 原因:     引起这个问题的原因在于安装ST TOOLSET 的时候,DAO-3.5 的文件并没有被正确安装,导致问题发生.   解决方法: 可进…

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