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MapReduce problem with SecureBase in HBase - HDFS - [mail # user]
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...Hi, I've downloaded SecureBase.jar from github and have used it for my hbase tables.I have no problem in hbase shell and can put and scan the table correctly. But when I wanna use MapReduce ...
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Author: Farrokh Shahriari,
2013-04-15, 04:24
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Fwd: Hadoop Map Reduce Problem - Reduce failing - HDFS - [mail # user]
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...Hello, I've having a problem running my map/reduce job on my cluster. The map phase, completes successfully, but the reduce phase fails with the following error message: Error: j...
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Author: Farrokh Shahriari,
2013-04-10, 13:27
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Hbase Mapreduce- Problem in using arrayList of pust in MapFunction - HDFS - [mail # user]
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...Hi there Is there any way to use arrayList of Puts in map function to insert data to hbase ? Because,the context.write method doesn't allow to use arraylist of puts,so in every map function ...
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Author: Farrokh Shahriari,
2013-01-21, 06:10
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Re: Tune MapReduce over HBase to insert data - HDFS - [mail # user]
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...Tnx Ted, How can I tune it ? can you tell me !! I have not yet decided for upgrading,does it give a better performance on MapReduce job for inserting ? On Tue, Jan 8, 2013 at 9:18 AM, ...
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Author: Farrokh Shahriari,
2013-01-08, 06:04
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Tune MapReduce over HBase to insert data - HDFS - [mail # user]
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...Hi again, I'm using HBase 0.92.1-cdh4.0.0. I have two server machine with 48Gb RAM,12 physical core & 24 logical core that contain 12 nodes(6 nodes on each server). Each node has 8Gb RAM & 2...
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Author: Farrokh Shahriari,
2013-01-08, 05:39
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Tune MapReduce over HBase to insert data - HDFS - [mail # user]
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...Hi there I have a cluster with 12 nodes that each of them has 2 core of CPU. Now,I want insert large data about 2Gb in 80 sec ( or 6Gb in 240sec ). I've used Map-Reduce over hbase,but I can'...
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Author: Farrokh Shahriari,
2013-01-06, 05:20
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TaskTracker MapReduce - WebUI problem - HDFS - [mail # user]
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...Hi there, I can't check that in which nodes my tasks are running. I've configured MapReduce V1 on my cluster(Master node + 6 slave nodes) ,and I can check that JobTracker is running on web u...
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Author: Farrokh Shahriari,
2012-12-12, 08:35
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Hbase- Java client- Put Method with Kerberos authentication - HDFS - [mail # user]
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...How should I code java method ( put method) to authenticate with kerberos & doing insert operation ? Are these configurations necessary or not : Configuration conf = HBaseConfiguration...
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Author: Farrokh Shahriari,
2012-10-16, 09:07
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Problem with InsertMethod after enabling Authentication in HBase - HDFS - [mail # user]
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...From: Farrokh Shahriari Date: Sat, Oct 6, 2012 at 11:29 PM Subject: Problem with InsertMethod after enabling Authentication in HBase To: [EMAIL PROTECTED], [EMAIL PROTECTED] Hi ...
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Author: Farrokh Shahriari,
2012-10-06, 20:01
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why hbase doesn't provide Encryption - HDFS - [mail # user]
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...Hello I just wanna know why HBase doesn't provide Encryption ? Tnx...
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Author: Farrokh Shahriari,
2012-09-05, 04:51
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