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question about Sqoop.run(String[] args, Configuration conf) exiting after hadoop job is created - Sqoop - [mail # user]
...hi, i am using Sqoop v1.4.4 for hadoop 0.20. i have a question about the following method.  Sqoop.run(String[] args, Configuration conf)  how can i call this method to "exit" immed...
   Author: Jane Wayne, 2013-08-26, 21:19
[expand - 1 more] - Re: hadoop v0.23.9, namenode -format command results in Could not find or load main class org.apache.hadoop.hdfs.server.namenode.NameNode - Hadoop - [mail # user]
...thanks, i also tried using HADOOP_PREFIX but that didn't work. I still get the same error:  Could not find or load main class org.apache.hadoop.hdfs.server.namenode.NameNode  btw, ...
   Author: Jane Wayne, 2013-08-12, 14:31
[expand - 2 more] - Re: can we use -libjars with the Sqoop tool? - Sqoop - [mail # user]
...venkat,  could you clarify? do you mean to not use the hadoop jar command (option 1)? or to use the hadoop jar command and omit -config (option 2)?  option 1) hadoop --config path/...
   Author: Jane Wayne, 2013-06-06, 20:11
[expand - 1 more] - Re: how to modify or use sqoop to write to a different destination - Sqoop - [mail # dev]
...thanks. importing into HDFS is fine for now. but i have another question now.  let's say i have 3 servers.  W: web server H: hadoop server D: database server  what i want to d...
   Author: Jane Wayne, 2013-06-05, 23:01
[expand - 6 more] - Re: how to get the time of a hadoop cluster, v0.20.2 - Hadoop - [mail # user]
...and please remember, i stated that although the hadoop cluster uses NTP, the "server" (the machine that is not a part of the hadoop cluster) cannot assume to be using NTP (and in fact, doesn...
   Author: Jane Wayne, 2013-05-17, 14:13
[expand - 1 more] - Re: how to resolve conflicts with jar dependencies - Hadoop - [mail # user]
...thanks luke. that was informative.  unfortunately for me, we are still on hadoop v0.20.2.  if you or anyone still have any feedback, given the new information, on how to resolve de...
   Author: Jane Wayne, 2013-03-13, 15:19
[expand - 1 more] - Re: Cumulative value using mapreduce - MapReduce - [mail # user]
...i'm reading the other posts. i had assume you had +1 reducers.  if you just have 1 reducer, then no matter what, every key-value pair goes there. so, in that case, i agree with java8964...
   Author: Jane Wayne, 2012-10-05, 15:31
Re: reg hadoop on AWS - Hadoop - [mail # user]
...i'm on windows using AWS EMR/EC2. i use the ruby client to manipulate AWS EMR.  1. spawn an EMR cluster. this should return a jobflow id (jobflow-id).  ruby elastic-mapreduce --cre...
   Author: Jane Wayne, 2012-10-05, 14:31
Re: Hadoop on physical Machines compared to Amazon Ec2 / virtual machines - Hadoop - [mail # user]
...Sandeep,  How are you guys moving 100 TB into the AWS cloud? Are you using S3 or EBS? If you are using S3, it does not work like HDFS. Although data is replicated (I believe within an a...
   Author: Jane Wayne, 2012-06-01, 08:23
[expand - 1 more] - Re: how do i view the local file system output of a mapper on cygwin + windows? - Hadoop - [mail # user]
...i found out what my problem was. apparently, when you iterate over Iterable values, that instance of Type is being used over and over. for example, in my reducer,  public void reduce(Ke...
   Author: Jane Wayne, 2012-04-06, 00:56
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