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unbalanced transaction calls - Hive - [mail # user]
...As part of our daily workflow, we're running a few hundred hive queries that are coordinated through oozie.  Recently we're encountering issues where on average a job or two fails - and...
   Author: James Warren, 2013-02-05, 20:21
querying against union datatypes - Hive - [mail # dev]
...Hello all -  I understand that support for union datatypes isn't complete, so I am attempting to write a generic UDF to extract type-specific information. For the example in the wiki (h...
   Author: James Warren, 2013-01-03, 19:29
Re: 3 machine cluster trouble - Hadoop - [mail # user]
...Hi Pat -  The setting for hadoop.tmp.dir is used both locally and on HDFS and therefore should be consistent across your cluster.  http://stackoverflow.com/questions/2354525/what-s...
   Author: James Warren, 2012-05-23, 22:55
Re: Length of an array - Hive - [mail # user]
...https://cwiki.apache.org/Hive/languagemanual-udf.html#LanguageManualUDF-CollectionFunctions  cheers, -James  On Wed, Mar 21, 2012 at 4:30 PM, Saurabh S  wrote:  ...
   Author: James Warren, 2012-03-21, 23:53
Re: [VOTE] Rename hadoop branches post hadoop-1.x - Hadoop - [mail # general]
...My vote is:  3 4 2 1 5 (non-binding)  Regards, -James  On Mon, Mar 19, 2012 at 5:13 PM, Arun C Murthy  wrote:  ...
   Author: James Warren, 2012-03-20, 18:24
[expand - 2 more] - Re: does sqoop support SQL_BUFFER_RESULT to help with long running queries? - Sqoop - [mail # user]
...Finally got around to testing this earlier today and it ran smooth as silk.  I really should browse the JIRAs more often.  Thanks for the advice (and patch), Jarcec!  cheers, ...
   Author: James Warren, 2012-01-08, 09:20
Re: bin/hadoop fs -copyFromLocal fails when 1 datanode download - HDFS - [mail # user]
...Alternatively, it could depend on the replication factor of the file you're attempting to download.  If you're not using replication (which is a distinct possibility for a small cluster...
   Author: James Warren, 2012-01-05, 19:58
Re: Regarding the error in Hive query - Hive - [mail # user]
...(moving to user@hive, bcc'ing dev@hive)  Hi Bhavesh -  Hive only supports equality conditions for joins.  See  https://cwiki.apache.org/confluence/display/Hive/LanguageMa...
   Author: James Warren, 2012-01-05, 02:49
Re: Balancer exiting immediately despite having work to do. - Hadoop - [mail # user]
...Hi Landy -  Attachments are stripped from e-mails sent to the mailing list.  Could you publish your logs on pastebin and forward the url?  cheers, -James  On Wed, Jan 4, ...
   Author: James Warren, 2012-01-05, 01:49
Re: Map Task Capacity Not Changing - MapReduce - [mail # user]
...(moving to mapreduce-user@, bcc'ing common-user@)  Hi Joey -  You'll want to change the value on all of your servers running tasktrackers and then restart each tasktracker to rerea...
   Author: James Warren, 2011-12-15, 23:37
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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