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Hadoop >> mail # user >> Is disk use reported with replication?


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Keith Wiley 2013-04-22, 17:19
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Harsh J 2013-04-24, 02:48
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Re: Is disk use reported with replication?
Hi

I am new to Hadoop world. Can you please let me know what is a hadoop stack?

Thanks,
Burberry
On Mon, Apr 22, 2013 at 10:19 AM, Keith Wiley <[EMAIL PROTECTED]> wrote:

> Simple question: When I issue a "hadoop fs -du" command and/or when I view
> the namenode web UI to see HDFS disk utilization (which the namenode
> reports both as bytes and percentage), should I expect to see disk use
> reported as "true data size" or as replicated size (e.g. with 3X
> replication, should I expect reported values to be three times higher than
> the actual underlying data itself)?
>
> Thanks.
>
>
> ________________________________________________________________________________
> Keith Wiley     [EMAIL PROTECTED]     keithwiley.com
> music.keithwiley.com
>
> "I used to be with it, but then they changed what it was.  Now, what I'm
> with
> isn't it, and what's it seems weird and scary to me."
>                                            --  Abe (Grandpa) Simpson
>
> ________________________________________________________________________________
>
>
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB