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Re: Is it wrong to bypass HDFS? - Hadoop - [mail # user]
...You should consider writing a custom InputFormat which reads directly fromthe database - while FileInputformat is the most common class forInputFormat, the specification  for InputForma...
   Author: Steve Lewis, 2014-11-09, 20:51
Re: Need some help with RecordReader - Hadoop - [mail # user]
...This InputFormat reads a Fasta file (See below)Format is a line starting >plus N lines of DataThe projects inhttps://code.google.com/p/distributed-tools/Have other samples of more complex...
   Author: Steve Lewis, 2014-10-28, 21:36
[expand - 3 more] - Re: What configuration parameters cause a Hadoop 2.x job to run on the cluster - Hadoop - [mail # user]
...I am using MR and know the job.setJar command - I can add all dependenciesto the jar in the lib directory but I was wondering if Hadoop would copy ajar from my local machine to the cluster -...
   Author: Steve Lewis, 2014-04-25, 17:14
Re: hadoop version - Hadoop - [mail # user]
...How about programmatically with my my code?On Mon, Mar 31, 2014 at 9:09 AM, Zhijie Shen  wrote:Steven M. Lewis PhD4221 105th Ave NEKirkland, WA 98033206-384-1340 (cell)Skype lordjoe_com...
   Author: Steve Lewis, 2014-03-31, 16:21
Does anyone have a downloadable version of the buildable files to run under windows - Hadoop - [mail # user]
...To run Hadoop 2.0 you need to build WunUtil.exe and hadoop.dllI am having problems building these and given that virtually ALL windowswork is on 64 bit windows see little reason why users ca...
   Author: Steve Lewis, 2014-03-14, 21:53
Re: Implementing a custom hadoop key and value - need Help - Hadoop - [mail # user]
...What is the purpose of using the matrix as a key - do you really expect multiple values for the same key or not? Is there any reason to handle the matrices in a specific order and if so what...
   Author: Steve Lewis, 2013-11-04, 12:12
[expand - 1 more] - Re: Changing the maximum tasks per node on a per job basis - Hadoop - [mail # user]
...My reading on Capacity Scheduling is that it controls the number of jobs scheduled at the level of the cluster. My issue is not sharing at the level of the cluster - usually my job is the on...
   Author: Steve Lewis, 2013-05-24, 08:17
Default permissions for Hadoop output files - Hadoop - [mail # user]
...I am trying to move our jobs from a 0.2.. hadoop cluster to a 1.03 cluster One issue I am running into is that files - and specifically the hadoop output files are created with permission *r...
   Author: Steve Lewis, 2013-05-20, 14:33
How can I kill a file with bad permissions - Hadoop - [mail # user]
...In trying to set file permissions using the Java API I managed to set the permissions on a directory to dr----x--x  Now I can neither change them or get rid of the file I tried fs -rmr ...
   Author: Steve Lewis, 2013-05-20, 13:02
[expand - 2 more] - Re: Running Hadoop client as a different user - Hadoop - [mail # user]
...I Found it works with the following You need to be in a thread as a PrivilegedExceptionAction  final String user = ; UserGroupInformation uig = UserGroupInformation.createRemoteUser(use...
   Author: Steve Lewis, 2013-05-20, 11:21
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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