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Dealing with stragglers in hadoop - HDFS - [mail # user]
...Hi,   I have a very simple use case... Basically I have an edge list and I am trying to convert it into adjacency list.. Basically  src target a     b a    c b ...
   Author: jamal sasha, 2013-11-15, 08:44
[expand - 2 more] - Re: Using combiners in python hadoop streaming - HDFS - [mail # user]
...Oops.. wrong email thread :D Please ignore the previous email   On Fri, Sep 20, 2013 at 1:49 PM, jamal sasha  wrote:  ...
   Author: jamal sasha, 2013-09-20, 20:51
- HDFS - [mail # user]
...Hi,  So in native hadoop streaming, how do i  send a helper file.. ? Like in core hadoop, you can write your code in multiple files and then jar it out... But if i am using hadoop ...
   Author: jamal sasha, 2013-09-20, 20:50
[expand - 1 more] - Re: reading input stream - HDFS - [mail # user]
...Wait.. this is something new to me.. This goes is driver setup??? mapper?? can you elaborate a bit on this??   On Thu, Aug 29, 2013 at 12:43 AM, Shekhar Sharma wrote:  ...
   Author: jamal sasha, 2013-08-29, 14:51
QUick question - HDFS - [mail # user]
...Hi,   A very weird question. I have data in format 1...  And there is this conversion utility to convert data to format 2 whcih works like this  restore input > output &nbs...
   Author: jamal sasha, 2013-08-28, 22:37
[expand - 1 more] - Re: Writing data to hbase from reducer - HDFS - [mail # user]
...Eh So here is my attempt: But its not working :(  Exception in thread "main" org.apache.hadoop.mapred.InvalidJobConfException: Output directory not set. at org.apache.hadoop.mapreduce.l...
   Author: jamal sasha, 2013-08-28, 17:57
Things to keep in mind when writing to a db - HDFS - [mail # user]
...Hi,   I am wondering if there is any tutorial to see. What are the challenges for reading and/or writing to/from database.  Is there a common flavor across all the database. For ex...
   Author: jamal sasha, 2013-08-16, 19:16
executing linux command from hadoop (python) - HDFS - [mail # user]
...Hi,  Lets say that I have a data which interacts with a rest api like  %curl hostname data  Now, I have the following script:  #!/usr/bin/env python import sys,os  c...
   Author: jamal sasha, 2013-08-15, 23:23
Not able to understand writing custom writable - HDFS - [mail # user]
...Hi,    I am trying to understand, how to write my own writable. So basically trying to understand how to process records spanning multiple lines.  Can some one break down to m...
   Author: jamal sasha, 2013-08-09, 17:01
Error on running a hadoop job - HDFS - [mail # user]
...Hi,  I am getting a weird error?  13/07/29 10:50:58 INFO mapred.JobClient: Task Id : attempt_201307102216_0145_r_000016_0, Status : FAILED org.apache.hadoop.ipc.RemoteException: or...
   Author: jamal sasha, 2013-07-29, 17:59
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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