RE: Hadoop V/S Cassandra

of yours: On Thu, Dec 6, 2012 at 10:25 PM, yogesh dhari yogeshdh...@live.com wrote: Hadoop have single point of Failure but Cassandra doesn't.. In case you aren't aware yet, Hadoop (HDFS) has no single point of failure anymore. The HDFS project implemented HA quite a while ago and it works

RE: Hadoop V/S Cassandra

comparison. You can have a look at this comparison: http://bigdatanoob.blogspot.com/2012/11/hbase-vs-cassandra.html HTH, Anil Gupta On Thu, Dec 6, 2012 at 11:27 AM, Colin McCabe cmcc...@alumni.cmu.edu wrote: On Thu, Dec 6, 2012 at 8:55 AM, yogesh dhari yogeshdh...@live.com wrote: Hi all

RE: HADOOP UPGRADE ISSUE

namenode -upgrade Regards, Uma From: yogesh dhari [yogeshdh...@live.com] Sent: Thursday, November 22, 2012 12:23 PM To: hadoop helpforoum Subject: HADOOP UPGRADE ISSUE Hi All, I am trying upgrading apache hadoop-0.20.2 to hadoop-1.0.4. I have give same dfs.name.dir, etc as same

RE: HADOOP UPGRADE ISSUE

been done. You can do this at a later time. On Thu, Nov 22, 2012 at 3:00 PM, yogesh dhari yogeshdh...@live.com wrote: Hello Harsh.. Thanks for your suggestion :-), I need more guidance over it. Terminal through I have run command hadoop namenode -upgrade (Say Terminal-1) terminal-1 got

hadoop-1.0.4 installation error

Hello, I am facing error while installing Apache hadoop-1.0.4. TaskTracker and DataNode doesn't start. Log file shows. TT's Log file:: 2012-11-23 10:54:31,116 ERROR org.apache.hadoop.security.UserGroupInformation: PriviledgedActionException as:yogesh cause:java.io.IOException: Call to

RE: hadoop-1.0.4 installation error

+0530 Subject: Re: hadoop-1.0.4 installation error To: user@hadoop.apache.org Hello Yogesh, Just make sure you are operating from the correct user.Regards,Mohammad Tariq On Fri, Nov 23, 2012 at 11:13 AM, yogesh dhari yogeshdh...@live.com wrote: Hello, I am facing error while

ISSUE while configuring ECLIPSE with MAP-REDUCE

Hi Hadoop Champs, I am facing this issue while trying to configure Eclipse with Map-Reduce. Exception in thread main java.lang.Error: Unresolved compilation problems: The method setInputFormat(Class? extends InputFormat) in the type JobConf is not applicable for the arguments

RE: ISSUE while configuring ECLIPSE with MAP-REDUCE

I am using Apache Hadoop-0.20.2 Regards Yogesh Kumar From: yogeshdh...@live.com To: user@hadoop.apache.org Subject: ISSUE while configuring ECLIPSE with MAP-REDUCE Date: Wed, 21 Nov 2012 11:17:42 +0530 Hi Hadoop Champs, I am facing this issue while trying to configure Eclipse with

How to Confugur ECLIPSE for MAP_REDUCE

Hi All, I am Using Apache Hadoop-0.20.2. How can I configure eclipse to run Map-Reduce jobs ? Please suggest Step-by-Step. Thanks regards Yogesh Kumar

RE: ERROR:: SSH failour for distributed node hadoop cluster

, find out by simply typing “hostname –i”. Happy hadoop’ing. AK47 From: yogesh dhari [mailto:yogeshdh...@live.com] Sent: Thursday, October 25, 2012 12:12 PM To: hadoop helpforoum Subject: RE: ERROR:: SSH failour for distributed node hadoop cluster Hi Andy, I am still

HADOOP in Production

Hi all, I have understood the Hadoop and Hadoop Ecosystem(Pig as ETL, Hive as DataWare house, Sqoop as importing tool). I worked and learned on single node cluster with demo data. As Hadoop suits best on Unix platform. Please help me to understand the requirement form start to finish to use

Report tool ISSUE.

Hi all, I am trying to install iReport on Ubuntu. I am not able to install it. Its doesn't have start.sh file in /iReport-4.7.1/bin/ it has /iReport-4.7.1/bin/ireport.exe Please suggest me how to get it install over ubuntu. Please suggest me for the linux version Thanks Regards Yogesh

removing datanodes from clustes.

Hello all, I am not getting the clear way out to remove datanode from the cluster. please explain me decommissioning steps with example. like how to creating exclude files and other steps involved in it. Thanks regards Yogesh Kumar