hadoop-general mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Pavan <pavan.danthul...@gmail.com>
Subject Re: hadoop setup
Date Tue, 28 Jan 2014 16:07:21 GMT
Hi,

Everyone mentioned that using Cygwin we can try Hadoop on windows.

Ex:The book "Hadoop: the definitive guide by Tom white" also mentions this.


???

Thanks
Pavan kumar d

On 28-Jan-2014, at 12:23 AM, Arpit Agarwal <aagarwal@hortonworks.com> wrote:

> Cygwin is not supported.
> 
> Please see https://wiki.apache.org/hadoop/Hadoop2OnWindows for Windows
> installation.
> 
> Also JAVA_HOME should not have any spaces.
> 
> 
> 
> On Mon, Jan 27, 2014 at 6:55 PM, pavan <pavan.danthuluri@gmail.com> wrote:
> 
>> Hi ,
>> 
>> 
>> 
>> I am very new to Hadoop. I am trying to run few sample prog. In Standalone
>> (or local) mode. I have installed Cygwin in my windows machine. I am trying
>> to run the command "hadoop version" to verify whether hadoop installed
>> successfully or not. I have downloaded hadoop-2.2.0 version.
>> 
>> 
>> 
>> 
>> 
>> I have downloaded hadoop :  C:\Users\Pavan\Downloads\
>> 
>> 
>> 
>> I tried to setup the PATH variable in Cygwin as below
>> 
>> 
>> 
>> 
>> 
>> $ echo $JAVA_HOME
>> 
>> C:\Program Files\Java\jdk1.6.0_32
>> 
>> $ export HADOOP_INSTALL=/cygdrive/c/Users/Pavan/Downloads/hadoop
>> 
>> $ export PATH=$PATH:$HADOOP_INSTALL/bin:$HADOOP_INSTALL/sbin
>> 
>> 
>> 
>> I am trying to run the command "hadoop version" and end up with the
>> following error. Please help me in resolving this error.
>> 
>> 
>> 
>> $ hadoop version
>> 
>> java.lang.NoClassDefFoundError: org/apache/hadoop/util/VersionInfo
>> 
>> Caused by: java.lang.ClassNotFoundException:
>> org.apache.hadoop.util.VersionInfo
>> 
>>        at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
>> 
>>        at java.security.AccessController.doPrivileged(Native Method)
>> 
>>        at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
>> 
>>        at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
>> 
>>        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
>> 
>>        at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
>> 
>> Could not find the main class: org.apache.hadoop.util.VersionInfo.  Program
>> will
>> exit.
>> 
>> Exception in thread "main"
>> 
>> 
>> 
>> 
>> 
>> Thanks
>> 
>> Pavan Kumar D
> 
> -- 
> CONFIDENTIALITY NOTICE
> NOTICE: This message is intended for the use of the individual or entity to 
> which it is addressed and may contain information that is confidential, 
> privileged and exempt from disclosure under applicable law. If the reader 
> of this message is not the intended recipient, you are hereby notified that 
> any printing, copying, dissemination, distribution, disclosure or 
> forwarding of this communication is strictly prohibited. If you have 
> received this communication in error, please contact the sender immediately 
> and delete it from your system. Thank You.

Mime
View raw message