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From Gwen Shapira <gshap...@cloudera.com>
Subject Re: External IP address
Date Fri, 17 Apr 2015 15:27:34 GMT
As long as all data nodes can reach your database, Sqoop will work.

Difference in performance depends on:
* Bandwidth for the connection on each IP
* Whether there are other applications sharing the bandwidth.

Chat with your network admin to find out.

Gwen

On Thu, Apr 16, 2015 at 11:52 PM, Jagat Singh <jagatsingh@gmail.com> wrote:
> Hello everyone,
>
> I was under impression sqoop needs data nodes to have external IP address
> for data transfer.
>
> We are using Sqoop 1.4.5
>
> Today I tried the job in cluster which has all internal ip for datanodes and
> it worked.
>
> So I have question to clarify if I am correct about working of sqoop.
>
> For each map there is direct connection between datanode and the database.
>
> Does it hurt anyway the performance to have external or internal IP for
> datanodes.
>
> Thanks,

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