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Hadoop, mail # user - Re: What is Block Pool ID namenode?


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Re: What is Block Pool ID namenode?
Azuryy Yu 2013-03-03, 09:28
it is used for HDFS federation, if you have more than one NN in your
cluster, block pool id is different for each NN.
On Mar 3, 2013 1:49 PM, "Dhanasekaran Anbalagan" <[EMAIL PROTECTED]> wrote:

> Hi Guys,
>
> In my node namenode page I seen
>
> Started:Wed Feb 27 12:41:28 EST 2013 Version:2.0.0-cdh4.0.1,
> 4d98eb718ec0cce78a00f292928c5ab6e1b84695 Compiled:Mon Sep 24 13:30:27 EDT
> 2012 by dracdemo from Unknown Upgrades:There are no upgrades in progress. Cluster
> ID:cluster26 *Block Pool ID:**BP-1936777173-172.16.30.122-1343141974879*
>
> what is actually mean Block pool id please guide me.
>
> <BP-some number><IP Address><somenumber>
>
> How to understand the sequence.
>
> -Dhanasekaran.
>
> Did I learn something today? If not, I wasted it.
>