Hadoop Admin Day Today Activities

Hi All, I am a DBA, learning Hadoop. Please anyone share the day today activities of Hadoop admin. Thanks & Regards, Vinodh.N

Hadoop DataSet

Hi All, How to create DATA SET in Hadoop. Is it done by Developer or Hadoop Admin. Thanks & Regards, Vinodh.N

[no subject]

Hi All, When I execute *hdfs dfs -ls*,it shows all the directory. I have created one directory in hadoop. Remaining files are created at OS level. Executing from Hadoop home/bin. Thanks,

Hadoop DBA

Hi All, I am new bee to Hadoop. I would like to know about Hadoop DBA. I installed Hadoop ( non Cluster ) on windows machine. could please anyone share what art the day today activities in Hadoop DBA life. Please share basic commands and configuration details. Thanks & Regards, Vinodh.N

Hadoop Installation on Windows 7 in 64 bit

Hi All, I tried to install Hadoop hadoop-2.7.2 on Windows 7 in 64 bit machine. Java version 1.8.set path variables. It works fine. Trying to execute* start-all.cmd.got. *Got the below error*.* I couldn't find folder* conf in *hadoop home. U:\Desktop\hadoop-2.7.2\sbin>start-all.cmd This script is

How a job works in YARN/Map Reduce

Hi All, I am learning Hadoop- Yarn. 1,How a job works in YARN/Map Reduce? like navigation path. Please check my understanding is right? When the application or job or client starts,client communicate with Name node. the application manager started on node ( data node ), Application manager

Hadoop command without URI

Hi All, I configured Hadoop 2.7.1 on Windows 32 bit. Core-site.xml - fs.defaultFS hdfs://localhost/ when i execute the below command,it shows error. C:\hadoop-2.7.1\hadoop-2.7.1\sbin>*hadoop fs -ls* ls: `.': No such file or directory If i execute like below,it show

Name node files are creating different directory

Hi, I configured hadoop 2.7.1 on windows 7 (32 bit ) in C Drive. I tried to format using "*hdfs namenode -forma*t',name node files are created at *C:\tmp\hadoop-user\dfs\name*.but the property "C:\name" in hdfs-site.xml . *hdfs namenode -format* -10.219.149.100-1457674982841 16/03/11 11:13:03

Re: Error While copying file from local to dfs

Hi All, Please help me. Thanks & Regards, Vinodh.N On Fri, Mar 4, 2016 at 6:29 PM, Vinodh Nagaraj wrote: > Hi All, > > I am new bee to Hadoop. > > I installed hadoop 2.7.1 on windows 32 bit machine ( windows 7 ) for > learning purpose. > > I can execute start-all.

Error While copying file from local to dfs

Hi All, I am new bee to Hadoop. I installed hadoop 2.7.1 on windows 32 bit machine ( windows 7 ) for learning purpose. I can execute start-all.cmd successfully. When i execute jps,i got the below output. 28544 NameNode 35728 36308 DataNode 43828 Jps 40688 NodeManager 33820 ResourceManager My c

Hadoop Installation and startup.

Hi All, I Installed hadoop.Then format it. I tried to execute start-dfs.cmd,but i got error. [image: Inline image 1] Thanks & Regards, Vinodh.N