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Re: MulitpleOutputs outputs just one line - HDFS - [mail # user]
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...Hi Barak, As instructed on http://hadoop.apache.org/common/docs/current/api/org/apache/hadoop/mapred/lib/MultipleOutputs.html, do you also make sure to call the mos.close() function at...
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Author: Harsh J,
2013-01-24, 07:36
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Re: Hadoop-1.1.0 on EC2 - HDFS - [mail # user]
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...Pardon if my use of AMZN jargon is wrong here cause I don't quite use it much: I don't think we carry/maintain an AMI. However, there's the Apache Whirr project that deals with Hadoop over C...
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Author: Harsh J,
2013-01-23, 19:51
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Re: Trouble starting up Task Tracker - HDFS - [mail # user]
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...This is the problem: drwx------ 4 hdfs hdfs 4096 Jan 15 16:37 .. Your /data/1 directory seems to be owned by hdfs and restricted only to it (700). I'm not sure this...
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Author: Harsh J,
2013-01-23, 17:36
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Re: ISSUE with Hadoop JobTracker Web UI under CDH4 - HDFS - [mail # user]
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...Again, moving to [EMAIL PROTECTED]. Please use the https://groups.google.com/a/cloudera.org/forum/?fromgroups=#!forum/cdh-userforum for CDH-specific issues as this list is for help with Apac...
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Author: Harsh J,
2013-01-23, 17:06
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Re: Custom Partitioner is now working in CDH4 - HDFS - [mail # user]
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...Moving to cdh-user@ as you seem to indicate this is CDH-specific. Lets continue there. My response below: working alright. Are you observing an error, a use of default partitione...
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Author: Harsh J,
2013-01-23, 17:03
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Re: Hbase Mapreduce- Problem in using arrayList of pust in MapFunction - HDFS - [mail # user]
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...Hi Farrokh, This isn't a HDFS question - please ask these questions only on their relevant lists for best results and to keep each list's discussion separate. On Mon, Jan 21, 20...
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Author: Harsh J,
2013-01-21, 09:04
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Re: How to unit test mappers reading data from DistributedCache? - HDFS - [mail # user]
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...Best to ask on MRUnit's own lists at [EMAIL PROTECTED]. However, to answer your question, yes it does. Look at this test case: https://svn.apache.org/repos/asf/mrunit/trunk/src/test/ja...
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Author: Harsh J,
2013-01-18, 07:08
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Re: Help. Strange thing. It's block me 1 week.... - HDFS - [mail # user]
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...What are your number of map and reduce slots configured to, per node? Also noticed you seem to be requesting 4 GB memory from Reducers when your slaves' maximum RAM itself nears that - the r...
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Author: Harsh J,
2013-01-18, 07:04
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Re: Throttle replication speed in case of datanode failure - HDFS - [mail # user]
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...Not true per the sources, it controls all DN->DN copy/move rates, although the property name is misleading. Are you noticing a consistent rise in the rate or is it spiky? On Fri, J...
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Author: Harsh J,
2013-01-17, 21:41
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Re: Hadoop NON DFS space - HDFS - [mail # user]
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...What is the amount of data you are attempting to crunch in one MR job? Note that Map intermediate outputs are written to disk before being sent to reducers and this counts for non-DFS usage....
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Author: Harsh J,
2013-01-17, 14:07
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