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From "Periya.Data" <periya.d...@gmail.com>
Subject Thanks [Re: Ubuntu version and EC2 support]
Date Fri, 02 Dec 2011 05:32:11 GMT
Super ! Thanks much Andrei.

Appreciate the detailed response  and pointers,
PD.

On Wed, Nov 30, 2011 at 2:22 AM, Andrei Savu <savu.andrei@gmail.com> wrote:

>
> On Wed, Nov 30, 2011 at 9:19 AM, Periya.Data <periya.data@gmail.com>wrote:
>
>> Hi,
>>     I am exploring options to deploy a small hadoop cluster on EC2. I
>> read about Whirr and would like to try it out. I have a few questions
>> before I dive into this:
>>
>>
>>    1. My laptop currently runs Ubuntu 11.10 (Oneiric Ocelot). I am
>>    running Hadoop 0.20.2+923.142 - CDH3u2 on my laptop. Is there a compatible
>>    Whirr for this Hadoop release? I read this:
>>    http://ashenfad.blogspot.com/2011/01/hadoop-cluster-on-ec2-using-cloudera.html.
>>
>>
> That should be fine. You can get the latest Whirr release from here:
> http://www.apache.org/dyn/closer.cgi/incubator/whirr/
>
> To start a CDH3u2 Hadoop cluster customise recipes/hadoop-cdh.properties
> as needed. Make sure you uncomment the following lines:
>
> # Uncomment out these lines to run CDH
> #whirr.hadoop.install-function=install_cdh_hadoop
> #whirr.hadoop.configure-function=configure_cdh_hadoop
>
>
>>    1. Is it really necessary to have the same Hadoop version running on
>>    my laptop as what the Whirr instance is using?
>>
>>
> Nope. You can use the cluster by ssh-ing into the remote nodes with no
> extra software on your local machine.
>
>>
>>    1. Is there an example whirr config file that shows how to create an
>>    EC-2 instance with Hadoop 20.2, Hive, Sqoop and Flume? I guess I can
>>    configure Whirr to download and install all the latest hadoop ecosysem
>>    tools and then create a custom AMI out of that first instance.
>>
>> We don't support Hive, Sqoop and Flume as Whirr services yet. Having a
> custom AMI is not really that useful for Whirr - the scripts are designed
> to work with a vanilla OS install.
>
>
>>
>>
>> Please let me know the caveats and other fine points I need to know to
>> use all the latest packages and Whirr. What should I keep in mind while I
>> begin to use Whirr?
>>
> Before doing more advanced things I recommend that you should take a quick
> look at the following doc pages:
>
> * http://whirr.apache.org/docs/0.6.0/whirr-in-5-minutes.html
> * http://whirr.apache.org/docs/0.6.0/quick-start-guide.html
> * http://whirr.apache.org/docs/0.6.0/configuration-guide.html
> * http://www.oscon.com/oscon2011/public/schedule/detail/19214
>
> Also the following Github repos could be interesting for you:
>
> * https://github.com/tomwhite/whirr-service-example (experimental support
> for flume)
> * https://github.com/tomwhite/whirr-scm (adds the ability to use Cloudera
> SCM to setup the cluster)
>
>> many thanks,
>>
>> PD/
>>
> Feel free to asks any questions. We can assist you as needed.
>
> Cheers,
> Andrei
>

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