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Re: How to start Data Replicated Blocks in HDFS manually. - MapReduce - [mail # user]
...did you start the cluster with replication factor 3 and later changed it to 2? also did you enable rack awareness in your configs and both the nodes are on same rack?     On Mon, F...
   Author: Nitin Pawar, 2013-02-25, 14:20
Re: mapr videos question - MapReduce - [mail # user]
...try this book  http://my.safaribooksonline.com/book/databases/hadoop/9780596521974   On Sat, Feb 23, 2013 at 3:07 PM, Sai Sai  wrote:    Nitin Pawar...
   Author: Nitin Pawar, 2013-02-23, 09:52
Re: Installing Hadoop on RHEL 6.2 - MapReduce - [mail # user]
...are you installing fully distributed mode or pseudo distributed mode?   On Thu, Feb 14, 2013 at 12:30 AM, Shah, Rahul1 wrote:     Nitin Pawar...
   Author: Nitin Pawar, 2013-02-13, 19:06
Re: configure mapreduce to work with pem files. - MapReduce - [mail # user]
...Pedro,  Hadoop does not need ssh in MR.  hadoop start up script needs ssh setup so that you can start all your services from a single node. And that is not mandatory. You can login...
   Author: Nitin Pawar, 2013-02-13, 13:58
Re: Hadoop Cluster: System level Checklist?? - MapReduce - [mail # user]
...when you start hadoop its always better to set  ulimit -n we normally disable selinux and iptables in our hadoop cluser and then put network level security enclosing entire cluster with...
   Author: Nitin Pawar, 2013-02-07, 16:07
Re: “hadoop namenode -format” formats wrong directory - MapReduce - [mail # user]
...HADOOP_HOME is the directory where you installed hadoop  a directory above your conf directory (in other words parent directory of conf)   On Wed, Feb 6, 2013 at 8:55 PM, Andrey V....
   Author: Nitin Pawar, 2013-02-06, 15:27
Re: [Hadoop-Help]About Map-Reduce implementation - MapReduce - [mail # user]
...thats more than sufficient   On Wed, Feb 6, 2013 at 4:56 PM, Mayur Patil wrote:    Nitin Pawar...
   Author: Nitin Pawar, 2013-02-06, 13:04
Re: How to find Blacklisted Nodes via cli. - MapReduce - [mail # user]
...*bin/hadoop dfsadmin -report should give you what you are looking for.* * * *a node is blacklisted only if there are too many failures on a particular node. You can clear it by restarting th...
   Author: Nitin Pawar, 2013-01-30, 16:12
Re: UTF16 - MapReduce - [mail # user]
...hive by default supports utf-8  I am not sure about utf-16 you can refer to this https://issues.apache.org/jira/browse/HIVE-2859   On Fri, Jan 25, 2013 at 10:23 AM, Koert Kuipers &...
   Author: Nitin Pawar, 2013-01-25, 06:17
Re: Using certificates to secure Hadoop - MapReduce - [mail # user]
...yes second option is not hadoop aware but in general for web services.  I really don't think that particular thing has been open sourced I may try to explain that stuff offline  fo...
   Author: Nitin Pawar, 2013-01-22, 17:49
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