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Re: [ANNOUNCE] New Hive Committers - Prasanth J and Vaibhav Gumashta - Hive - [mail # dev]
...Congrats Prasanth and Vaibhav :) Thanks,RahmanOn Apr 25, 2014, at 11:41 AM, Vaibhav Gumashta  wrote:CONFIDENTIALITY NOTICENOTICE: This message is intended for the use of the individual ...
   Author: Abdelrahman Shettia, 2014-04-25, 18:57
[expand - 2 more] - Re: using "-libjars" in Hadoop 2.2.1 - Hadoop - [mail # user]
...Hi Kim,Correction, the command is :ps aux | grep -i resourceAlso, I notice that you are using some configurations of Jobtracker, whichis not going to be used in for Hadoop 2.x. Here is a sam...
   Author: Abdelrahman Shettia, 2014-04-16, 20:34
Re: Find the task and it's datanode which is taking the most time in a cluster - Hadoop - [mail # user]
...Hi Shashi,I am assuming that you are running hadoop 1.x. There is an option to seethe failed tasks on the Job tracker UI. Please replace the jobtracker host with the actual host and cli...
   Author: Abdelrahman Shettia, 2014-04-15, 19:03
[expand - 3 more] - Re: HDFS file system size issue - Hadoop - [mail # user]
...Hi Saumitra,It looks like the over replicated blocks root cause is not the issue thatthe cluster is experiencing.   I can only think of miss configuring thedfs.data.dir parameter. Can y...
   Author: Abdelrahman Shettia, 2014-04-15, 18:58
Re: Compressed Data Column in Hive Table - Hive - [mail # user]
...Hi Kanna, It may not be the best option, but you can select the column and insert it into a staging temp table. Thanks,RahmanOn Apr 8, 2014, at 6:28 PM, Kanna Karanam  wrote:CONFID...
   Author: Abdelrahman Shettia, 2014-04-14, 21:31
Re: DISCUSS: use SLF4J APIs in new modules? - Hadoop - [mail # dev]
...In addition, we need to consider limiting any printing messages to thestdout in some cases. This can impact other running some apache products insilent mode such as hive in 'hive -S' option....
   Author: Abdelrahman Shettia, 2014-04-11, 17:16
[expand - 2 more] - Re: Permission denied creating external table - Hive - [mail # user]
...Hi Oliver,Try to set these properties in core-site.xml: Using * will allow everyoneto impersonate Hive and the cluster needs to be restarted.  hadoop.proxyuser.hive.groups &nb...
   Author: Abdelrahman Shettia, 2014-03-25, 15:21
Re: move hive tables from one cluster to another cluster - Hive - [mail # user]
...If you are using Mysql as a database, you need to take a mysql dump of themetastore database and search/replace the old namenode hostname with thenew namenode hostname. Once that is complete...
   Author: Abdelrahman Shettia, 2014-02-28, 21:41
[expand - 1 more] - Re: Reading hive table using Pig script - Pig - [mail # user]
...Hi Chhaya,Why not using HCatalog to store the PIG and Hive schema for easy sharing? Thanks,RahmanOn Feb 12, 2014, at 2:32 AM, Chhaya Vishwakarma  wrote:CONFIDENTIALITY NOTICENOTICE: Thi...
   Author: Abdelrahman Shettia, 2014-02-26, 17:57
Re: configuring Hive to automatically create _SUCCESS files - Hive - [mail # user]
...Hi Centerqi,The Enhanced FileOutputCommitter is to create a _SUCCESS file forsuccessful jobs that run on a table.I believe the following conf controls this:mapreduce.fileoutputcommitter.mark...
   Author: Abdelrahman Shettia, 2014-02-26, 17:29
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