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MapReduce, mail # user - HDFS federation


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Re: HDFS federation
Visioner Sadak 2012-10-17, 16:00
got tht Anil  Thanks a ton friends for your help......

On Wed, Oct 17, 2012 at 8:35 PM, Anil Gupta <[EMAIL PROTECTED]> wrote:

>  Hi visioner,
> It won't work on pseudo distributed because you need to run at least 2 NN
> and if you run 2NN then u need to configure them separately on different
> ports. It's little tricky doing on one node. Multiple VM is the cleanest
> solution.
>
> Best Regards,
> Anil
>
> On Oct 17, 2012, at 12:04 AM, Visioner Sadak <[EMAIL PROTECTED]>
> wrote:
>
>  tht means i will need a cluster set up only right pseudo distr mode wont
> wrk ????
>
> On Wed, Oct 17, 2012 at 5:15 AM, lohit <[EMAIL PROTECTED]> wrote:
>
>> You can try out federation by create 3 different conf directories and
>> starting 3 different NameNodes out of those configurations. These
>> configurations should make sure they have different directories and port
>> numbers. If you want to just give it a try, it is easier to spawn 3 VMs and
>> use them as separate nodes.
>>
>>
>> 2012/10/16 Visioner Sadak <[EMAIL PROTECTED]>
>>
>>> I have a single linux node in which i installed 0.23.3 in pseudo-mode
>>> can i test federation configuration and functionality using this or will i
>>> have to install hadoop in a cluster with atleast 3 linux nodes ......incase
>>> of my single linux box i have 3 ips with me.....
>>
>>
>>
>>
>> --
>> Have a Nice Day!
>> Lohit
>>
>
>