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Re: How to start Data Replicated Blocks in HDFS manually. - HDFS - [mail # user]
...HI Nitin  to 2 yes correct. We have only two datanode, First  I wrongly configured after I changed  to 2. and i have done with hadoop fs -setrep -R 2 /myfolder  same thin...
   Author: Dhanasekaran Anbalagan, 2013-02-25, 14:34
Hadoop efficient resource isolation - HDFS - [mail # user]
...Hi Guys,  It's possible isolation job submission for hadoop cluster, we currently running 48 machine cluster. we  monitor Hadoop is not provides efficient resource isolation. In my...
   Author: Dhanasekaran Anbalagan, 2013-02-21, 13:16
http://x.x.x.x:50030/jobhistory.jsp [ArrayIndexOutOfBoundsException] - HDFS - [mail # user]
...Hi Guys,   I am trying to view jobhistory.jsp page, It's shows Arry indexoutof Bound Error  How to resolve this   Problem accessing /jobhistory.jsp. Reason:     &nbs...
   Author: Dhanasekaran Anbalagan, 2013-02-21, 10:25
[OT] MapR m3 - HDFS - [mail # user]
...Hi Guys,  I am new to MapR distribution. please share you guidance. we previously using cloudera manger as set limitation. More than 50 nodes not support. please give idea, we planing t...
   Author: Dhanasekaran Anbalagan, 2013-02-11, 12:45
Re: Use vaidya but error in parsing conf file - HDFS - [mail # user]
...Hi jun,  I am very much interested with vaidya project. to analysis the mapreduce job, output. I read some weblinks, We have already using CDH4, where you can get from source vaidya. Pl...
   Author: Dhanasekaran Anbalagan, 2013-02-05, 15:04
HDFS Block location verification - HDFS - [mail # user]
...Hi Guys,  I have configured HDFS with replication factor 3. We have 1TB for data How to file the particular block will available in 3 machine  How to find same block of data will a...
   Author: Dhanasekaran Anbalagan, 2013-02-05, 15:00
HDFS Cluster Summary DataNode usages - HDFS - [mail # user]
...Hi Guys,  In DataNodes usages in What is *Min %**Median %**Max %* *stdev % ? * * * Configured Capacity:608.11 TBDFS Used:138.84 TB Non DFS Used:29.4 TBDFS Remaining:439.88 TBDFS Used% :...
   Author: Dhanasekaran Anbalagan, 2013-01-31, 19:19
[expand - 1 more] - Re: How to find Blacklisted Nodes via cli. - HDFS - [mail # user]
...Hi Harsh,  Thanks I understand, In HDFS Dead Nodes concept. In MapReduce How to clear blacklisted nodes via command line. We are using CM, we have frequently nodes will be blacklisted I...
   Author: Dhanasekaran Anbalagan, 2013-01-31, 14:48
Understand Balancer threshold - HDFS - [mail # user]
...Hi Guys,  How to understand hadoop balancer we have using 10 machines using 3TB HDD and other 10 machines using 1TB HDD, How understand Balancer concept.  When thershold reaches ba...
   Author: Dhanasekaran Anbalagan, 2013-01-31, 14:23
HDFS File/Folder permission control with POSIX standard - HDFS - [mail # user]
...Hi Guys,  In our scenario we have two hdfs user, research and development  now the current environment access of both users data, we want protect user level data folders. The other...
   Author: Dhanasekaran Anbalagan, 2013-01-24, 15:47
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