【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.】的更多相关文章

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.

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…

hadoopmaster主机上传文件出错： 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.

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…

File /hbase could only be replicated to 0 nodes instead of minReplication (=1). There are 30 datanode(s) running and no node(s) are excluded in this operation.

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.…

[bug] Hive：map.xml could only be replicated to 0 nodes instead of minReplication (=1). There are 0 datanode(s) running and no node(s) are excluded in this operation.

原因: datanode未运行,重启hdfs…

Hadoop上传文件时报错： could only be replicated to 0 nodes instead of minReplication (=1)....

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).

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.…

【大数据系列】hadoop上传文件报错_COPYING_ could only be replicated to 0 nodes

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…

hadoop异常：Be Replicated to 0 nodes, instead of 1

Hadoop 坑爹的Be Replicated to 0 nodes, instead of 1 异常 博客分类: Java 编程 HadoopITeyeJSP算法Apache  有段时间不写博客了,感觉自己懒惰了不少,当然也是不够努力.近一年的时间一直在开发Hadoop基础应用.    新的项目上线之后发现,有些会员上传资源到我们集群的速度,既然跟我们集群的吞吐量差不多,达到了70M+/s的速度. 在向集群put数据时,抛出了异常: nodes, instead of 1 这样的信息告诉我,集…

hadoop报错：could only be replicated to 0 nodes, instead of 1

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…

hadoop fs -put localfile . 时出现如下错误： could only be replicated to 0 nodes, instead of 1

hadoop fs -put localfile . 时出现如下错误:could only be replicated to 0 nodes, instead of 1网友的说法: 这个问题是由于没有添加节点的原因,也就是说需要先启动namenode,再启动datanode,然后启动jobtracker和tasktracker.这样就不会存在这个问题了. 这个异常主要是因为hdfs文件系统出现异常,解决方法是:先停hadoop:到hadoop.tmp.dir这里配置路径清除文件:(hadoop.…