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Re: DistributedCache - Hadoop - [mail # user]
...Look at this thread. It has alternatives to DistributedCache.http://stackoverflow.com/questions/21239722/hadoop-distributedcache-is-deprecated-what-is-the-preferred-apiBasically you can use ...
   Author: Shahab Yunus, 2014-12-12, 04:25
Re: HDFS block size question - Hadoop - [mail # user]
...Check this out:http://ofirm.wordpress.com/2014/02/01/exploring-the-hdfs-default-value-behaviour/"It seems that the value of *dfs.block.size* is dictated directly by theclient, regarding of t...
   Author: Shahab Yunus, 2014-12-10, 20:39
Re: hadoop data structures - Hadoop - [mail # user]
...Are you asking about the type for the numberOfRuns variable which you aredeclaring as a Java primitive int?If yes, then you can use IntWritable class in Hadoop to define a integervariable wh...
   Author: Shahab Yunus, 2014-12-09, 13:35
Re: SSH passwordless & Hadoop starup/shutdown scripts - Hadoop - [mail # user]
...Good. Can you share what was the issue do it can help others? Thanks.Regards,ShahabOn Wed, Nov 26, 2014 at 6:41 PM, John Beaulaurier -X (jbeaulau - ADVANCEDNETWORK INFORMATION INC at Cisco) ...
   Author: Shahab Yunus, 2014-11-26, 23:47
Re: Doubts in Map reduce programs - Hadoop - [mail # user]
...One way that I can think of is that you basically need to define your ownInputFormal and RecordReader so that each record is 'a paragraph' or a'sentence'. The reason being that in regular ca...
   Author: Shahab Yunus, 2014-11-01, 15:53
Re: How to limit the number of containers requested by a pig script? - Hadoop - [mail # user]
...Jakub, are you saying that we can't change the mappers per job through thescript, right? Because, otherwise, if invoking through command line orcode, then we can, I think. We do have this pr...
   Author: Shahab Yunus, 2014-10-21, 11:31
Re: Spark vs Tez - Hadoop - [mail # user]
...What aspects of Tez and Spark are you comparing? They have differentpurposes and thus not directly comparable, as far as I understand.Regards,ShahabOn Fri, Oct 17, 2014 at 2:06 PM, Adaryl "B...
   Author: Shahab Yunus, 2014-10-17, 18:13
[expand - 4 more] - Re: number of mappers allowed in a container in hadoop2 - Hadoop - [mail # user]
...No. In Yarn, a container is a container which you can call normalcontainer. It is the M/R framework that you run on top of it that considersthem 'map' and 'reduce' containers.I recommend rea...
   Author: Shahab Yunus, 2014-10-15, 14:37
[expand - 1 more] - Re: Query regarding the replication factor in hadoop - Hadoop - [mail # user]
...Interesting. I thought that the write would fail in case if # of nodesdowns is greater than min-replication property. So in reality we only get awarning while writing (and a info message thr...
   Author: Shahab Yunus, 2014-09-19, 14:56
[expand - 2 more] - Re: ClassCastException on running map-reduce jobs + tests on Windows (mongo-hadoop) - Hadoop - [mail # user]
...You will have to convert BSONWritable to BSONObject yourself. You canabstract this parsing in a separate class/object model and reuse it but asfar as I understand, objects being serialized o...
   Author: Shahab Yunus, 2014-09-18, 11:40
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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