As underscore(_) is not allowed. It may be the problem if your other configuration are ok. Your configuration file should be something like <property> <name>fs.default.name</name> <value>hdfs://masterServer:9000/</value> <…
集群中遇到了文件个数超出限制的错误: 0)昨天晚上spark 任务突然抛出了异常:org.apache.hadoop.hdfs.protocol.NSQuotaExceededException: The NameSpace quota (directories and files) of directory /mydir is exceeded: quota=100000 file count=100001 1)错误提示内容信息:集群中遇到了文件个数超出限制的错误. 2)问题错误来自于hado…
Problem is here : https://community.cloudera.com/t5/Storage-Random-Access-HDFS/HMaster-not-starting-TableExistsException/td-p/11466 The solution: First, perform zookeeper-client -server ip port on the zookeeper node. We get: Then, perform ls / we get…
1.Prepare Hadoop Streaming Hadoop streaming allows you to create and run Map/Reduce jobs with any executable or script as the mapper and/or the reducer. 1.1.Download Hadoop Streaming fit for your hadoop version For hadoop2.4.0, you can visit the foll…
This document is a starting point for users working with Hadoop Distributed File System (HDFS) either as a part of a Hadoop cluster or as a stand-alone general purpose distributed file system. While HDFS is designed to "just work" in many enviro…