我正在使用表格映射器和减速器对大规模问题进行一些测试.在某一点之后,当工作完成80%时,我的减速器开始失效.从我看到系统日志时我可以看出问题是我的一个动物园管理员试图连接到本地主机而不是法定人数中的其他动物园管理员
奇怪的是,当映射正在进行时,似乎可以很好地连接到其他节点,它减少了它有问题.以下是系统日志的选定部分,可能与确定最新情况有关
2014-06-27 09:44:01,599 INFO [main] org.apache.zookeeper.ZooKeeper: Initiating client connection, connectString=hdev02:5181,hdev01:5181,hdev03:5181 sessionTimeout=10000 watcher=hconnection-0x4aee260b, quorum=hdev02:5181,hdev01:5181,hdev03:5181, baseZNode=/hbase
2014-06-27 09:44:01,612 INFO [main] org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x4aee260b connecting to ZooKeeper ensemble=hdev02:5181,hdev01:5181,hdev03:5181
2014-06-27 09:44:01,614 INFO [main-SendThread(hdev02:5181)] org.apache.zookeeper.ClientCnxn: Opening socket connection to server hdev02/172.17.43.36:5181. Will not attempt to authenticate using SASL (Unable to locate a login configuration)
2014-06-27 09:44:01,615 INFO [main-SendThread(hdev02:5181)] org.apache.zookeeper.ClientCnxn: Socket connection established to hdev02/172.17.43.36:5181, initiating session
2014-06-27 09:44:01,617 INFO [main-SendThread(hdev02:5181)] org.apache.zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x0, likely server has closed …在今天的hbase剧集中,我最终会遇到hbase master启动然后很快就会死的问题.我的主日志是这样的:
2014-06-20 12:52:40,469 FATAL [master:hdev01:60000] master.HMaster: Master serve
r abort: loaded coprocessors are: []
2014-06-20 12:52:40,470 FATAL [master:hdev01:60000] master.HMaster: Unhandled ex
ception. Starting shutdown.
org.apache.hadoop.hbase.TableExistsException: hbase:namespace
at org.apache.hadoop.hbase.master.handler.CreateTableHandler.prepare(Cre
ateTableHandler.java:120)
at org.apache.hadoop.hbase.master.TableNamespaceManager.createNamespaceT
able(TableNamespaceManager.java:232)
at org.apache.hadoop.hbase.master.TableNamespaceManager.start(TableNames
paceManager.java:86)
at org.apache.hadoop.hbase.master.HMaster.initNamespace(HMaster.java:106
2)
at org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.j
ava:926)
at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:615)
at java.lang.Thread.run(Thread.java:662)
2014-06-20 12:52:40,473 INFO [master:hdev01:60000] master.HMaster: Aborting
2014-06-20 12:52:40,473 DEBUG [master:hdev01:60000] master.HMaster: Stopping ser
vice threads
2014-06-20 12:52:40,473 INFO [master:hdev01:60000] ipc.RpcServer: Stopping serv
er on 60000
2014-06-20 12:52:40,473 INFO [CatalogJanitor-hdev01:60000] master.CatalogJanito
r: CatalogJanitor-hdev01:60000 exiting
2014-06-20 …