Hadoop完全分布式环境下,上传文件到hdfs上时报错: // :: WARN hdfs.DFSClient: DataStreamer Exception org.apache.hadoop.ipc.RemoteException(java.io.IOException): File /wc_input/file1.txt._COPYING_ could only be replicated to 0 nodes instead of minReplication (=1). There a
在用$HADOOP_HOME/sbin/start-dfs.sh启动HDFS时发现只有NameNode和SecondaryNameNode启动,没有DataNode. 查看logs下的DataNode日志中显示如下错误: WARN org.apache.hadoop.hdfs.server.datanode.DataNode: IOException in offerService java.io.EOFException: End of File Exception between local
查看slaver1/2的logs,发现 FATAL org.apache.hadoop.hdfs.server.datanode.DataNode: Initialization failed for block pool Block pool <registering> (Datanode Uuid unassigned) service to localhost/127.0.0.1:9000java.io.IOException: Incompatible clusterIDs in /u
-- ::, INFO org.apache.hadoop.hdfs.server.datanode.DataNode: supergroup = supergroup -- ::, INFO org.apache.hadoop.ipc.CallQueueManager: Using callQueue: class java.util.concurrent.LinkedBlockingQueue queueCapacity: -- ::, INFO org.apache.hadoop.ipc.
按照教程http://cn.soulmachine.me/blog/20140205/搭建总是出现如下问题: 2014-04-13 23:53:45,450 INFO org.apache.hadoop.hdfs.server.common.Storage: Lock on /home/hadoop/local/var/hadoop/hdfs/datanode/in_use.lock acquired by nodename 19771@node-10-00.example.com 2014-0