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RE: out of memory running examples - Hadoop - [mail # user]
...What is the Java heap space you configured? for the property mapred.child.java.opts ________________________________________ From: Tim Broberg [[EMAIL PROTECTED]] Sent: Tuesday, February 07,...
   Author: Uma Maheswara Rao G, 2012-02-07, 10:27
RE: Unable to Load Native-Hadoop Library for Your Platform - Hadoop - [mail # user]
...Looks you are not using any compression in your code. Hadoop has some native libraries to load mainly for compression codecs. When you want to use that compression tequniques, you need to co...
   Author: Uma Maheswara Rao G, 2012-02-07, 10:04
RE: ERROR namenode.NameNode: java.io.IOException: Cannot remove current directory: /var/lib/hadoop-0.20/cache/hadoop/dfs/name/current - Hadoop - [mail # user]
...can you try delete this directory manually? Please check other process already running with this directory configured.  Regards, Uma ________________________________________ From: Vijay...
   Author: Uma Maheswara Rao G, 2012-02-02, 01:23
RE: Unit tests - Hadoop - [mail # dev]
...________________________________________ From: Ben West [[EMAIL PROTECTED]] Sent: Sunday, January 29, 2012 11:11 PM To: [EMAIL PROTECTED] Subject: Unit tests  Hello,  I'm trying to...
   Author: Uma Maheswara Rao G, 2012-01-30, 00:41
RE: [ANNOUNCE] Welcome! - Hadoop - [mail # general]
...Congrats to all of you! . Great work!  Regards, Uma ________________________________________ From: Arun C Murthy [[EMAIL PROTECTED]] Sent: Tuesday, January 24, 2012 11:00 PM To: [EMAIL ...
   Author: Uma Maheswara Rao G, 2012-01-25, 10:56
RE: Incompatible namespaceIDs after formatting namenode - Hadoop - [mail # user]
...Since you already formatted NN, why do you think dataloss if you remove storage directories of DNs here? Since you formatted the NN, new namespaceID will be generated. When DNs registering t...
   Author: Uma Maheswara Rao G, 2012-01-15, 13:22
RE: Secondary Namenode on hadoop 0.20.205 ? - Hadoop - [mail # user]
...Hey Praveenesh,      You can start secondary namenode also by just giving the option ./hadoop secondarynamenode   DN can not act as seconday namenode. The basic work for ...
   Author: Uma Maheswara Rao G, 2011-12-26, 14:23
[expand - 2 more] - RE: Hadoop configuration - Hadoop - [mail # user]
...Hey Humayun,  Looks your hostname still not resoling properly. even though you configure d hostnames as master, slave...etc, it is getting humayun as hostname.  just edit /etc/HOST...
   Author: Uma Maheswara Rao G, 2011-12-26, 14:04
RE: Mapping between the JIRA and files changed - Hadoop - [mail # dev]
...You can find actual committed files from 'Subversion Commits' in JIRA. Mostly latest patch will be committed. Also you can check on which path, reviewers given +1.   I feel Subversion C...
   Author: Uma Maheswara Rao G, 2011-12-23, 16:55
RE: Hadoop startup error - Mac OS - JDK - Hadoop - [mail # user]
...Some workaround available in https://issues.apache.org/jira/browse/HADOOP-7489 try adding that options in hadoop-env.sh.  Regards, Uma ________________________________________ From: Idr...
   Author: Uma Maheswara Rao G, 2011-12-16, 14:54
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB