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[HIVE-10528] Hiveserver2 in HTTP mode is not applying auth_to_local rules - Hive - [issue]
...PROBLEM: Authenticating to HS2 in HTTP mode with Kerberos, auth_to_local mappings do not get applied.  Because of this various permissions checks which rely on the local cluster name fo...
http://issues.apache.org/jira/browse/HIVE-10528    Author: Abdelrahman Shettia, 2015-05-20, 23:27
[HIVE-9779] ATSHook does not log the end user if doAs=false (it logs the hs2 server user) - Hive - [issue]
...When doAs=false, ATSHook should log the end username in ATS instead of logging the hiveserver2 user's name.The way things are, it is not possible for an admin to identify which query is bein...
http://issues.apache.org/jira/browse/HIVE-9779    Author: Abdelrahman Shettia, 2015-03-03, 22:29
Re: [ANNOUNCE] New Hive Committers - Prasanth J and Vaibhav Gumashta - Hive - [mail # user]
...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 - 1 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
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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