原因: hdfs-site.xml中的配置为: <property> <name>dfs.datanode.du.reserved</name> <value>400000000000</value> </property> dfs.datanode.du.reserved值太大了,预留近400G. 设小一点就可以了10737418240,例如10G.…

刚开始装好hadoop的时候,namenode机上传文件没有错误,今天打开时突然不能上传文件,报错 put: File /a.txt._COPYING_ could only be replicated to 0 nodes instead of minReplication (=1). There are 3 datanode(s) running and 3 node(s) are excluded in this operation. 上网查了一下,先把,nnamenode和datanod…

运行时候报异常could only be replicated to 0 nodes instead of minReplication (=1).  There are 2 datanode(s) running and no node(s) are excluded in this operation. 解决方法: 1首先看一下dfs.replication的数目是否超过了datanode的数目,应该要小于或者等于datanode的数目. 2更改mapreduce.map.memory.mb…

问题描述: org.apache.hadoop.ipc.RemoteException(java.io.IOException): File /tmp/hadoop-yarn/staging/hadoop/.staging/job_1519998981934_0001/job.jar could only be replicated to 0 nodes instead of minReplication (=1). There are 0 datanode(s) running and no…

向hadoop导入文件,报错 .... There are 0 datanode(s) running and no node(s) are excluded in this operation. .... 查看配置 $hadoop_home/hadoop/etc/hdfs-site.xml <property><name>dfs.namenode.name.dir</name><value>file:/home/sparkuser/myspark/hado…

原因: datanode未运行,重启hdfs…

问题 上传文件到Hadoop异常,报错信息如下: org.apache.hadoop.ipc.RemoteException(java.io.IOException): File /home/input/qn_log.txt._COPYING_ could only be replicated to 0 nodes instead of minReplication (=1). There are 0 datanode(s) running and no node(s) are excluded…

File /hbase/.tmp/hbase.version could only be replicated to 0 nodes instead of minReplication (=1). 这是由于 hadoop 的hdfs系统 中datanode没有与 namenode 连接页产生的,所以需要在namenode的 50070web页面上查看是否有datanode连接.…

使用hadoop上传文件 hdfs dfs -put  XXX 17/12/08 17:00:39 WARN hdfs.DFSClient: DataStreamer Exception org.apache.hadoop.ipc.RemoteException(java.io.IOException): File /user/sanglp/hadoop-2.7.4.tar.gz._COPYING_ could only be replicated to 0 nodes instead of m…

错误 [root@hadoop test]# hadoop jar hadoop.jarcom.hadoop.hdfs.CopyToHDFS 14/01/26 10:20:00 WARN hdfs.DFSClient: DataStreamerException: org.apache.hadoop.ipc.RemoteException: java.io.IOException: File/user/hadoop/test/01/hello.txt could only be replicat…