hadoop ecosystem tools

Hadoop's balance tools are typically used to balance the file block distribution in each datanode in a Hadoop cluster while on-line Hadoop cluster operations. To avoid the problem of a high percentage of datanode disk usage (which is also likely to cause the node to have higher CPU utilization than other servers). 1) usage of the

Hadoop HDFS Tools PackageCN.BUAA;ImportJava.io.ByteArrayOutputStream;ImportJava.io.IOException;ImportJava.io.InputStream;ImportOrg.apache.hadoop.conf.Configuration;ImportOrg.apache.hadoop.fs.FSDataOutputStream;ImportOrg.apache.hadoop.fs.FileStatus;ImportOrg.apache.hadoop.fs.FileSystem;ImportOrg.apache.hadoop.fs.Path;ImportOrg.apache.hadoop.fs.RemoteIterator;ImportOrg.apache.hadoop.io.IOUtils;/ * * @author L

1 PrefaceFirst you have to accompany HBase, you can see http://www.cnblogs.com/liuchangchun/p/4096891.html, fully distributed similar2 HBase Configure 2.1 HUE profile settings, locate the HBase label, and configure the following# comma-separated List of HBase Thrift servers forClusters in the format of ' (Name|host:port) '. # Use full hostname with security. # If using Kerberos we assume GSSAPI SASL, not PLAIN. Hbase_clusters= (cluster1|spark-1421-0002:9090) # hbase configuration directory, wh

Machine EnvironmentUbuntu 14.10 64-bit | | OpenJDK-7 | | Scala-2.10.4Fleet OverviewHadoop-2.6.0 | | HBase-1.0.0 | | Spark-1.2.0 | | Zookeeper-3.4.6 | | hue-3.8.1About Hue (from the network):UE is an open-source Apache Hadoop UI system that was first evolved by Cloudera desktop and contributed by Cloudera to the open source community, which is based on the Python web framework Django implementation. By using hue we can interact with the

Tags: default refresh Environment build ATI Inode technology share structure own successHadoop environment setup under Eclipse Tools:Build the Eclipse64 development system in the WINDOW10 operating system and configure the Eclipse plugin for Hadoop to allow Eclipse to view the contents of the file in HDFs.1. Move the Hadoop-eclipse-plugin-2.5.2.jar file to the Plugins folder in Eclipse.2. Restart the Eclips