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From Saurabh Agarwal <srbh.g...@gmail.com>
Subject Re: HDFS on raw device
Date Thu, 13 May 2010 02:57:54 GMT
Ok Thanks !!

Saurabh Agarwal


On Wed, May 12, 2010 at 11:52 PM, Eric Sammer <esammer@cloudera.com> wrote:

> You can, but you'll lose all of the features and functionality such as
> data locality, replication, and so on. Things get tricky if you don't
> use HDFS. It's worth reading some of the docs at
> http://hadoop.apache.org and the map reduce paper prior to deviating
> from the common case. The Hadoop - the Definitive Guide book (Tom
> White, O'Reilly) is an excellent reference as well.
>
> On Wed, May 12, 2010 at 1:34 PM, Saurabh Agarwal <srbh.grwl@gmail.com>
> wrote:
> > thanks eric
> > also can i use bypass hdfs as a datastore and instead use ext3
> > Saurabh Agarwal
> >
> >
> > On Wed, May 12, 2010 at 10:40 PM, Eric Sammer <esammer@cloudera.com>
> wrote:
> >>
> >> No. HDFS always stores data on a OS file system (e.g. ext3 on Linux).
> >>
> >> On Wed, May 12, 2010 at 7:58 AM, Saurabh Agarwal <srbh.grwl@gmail.com>
> >> wrote:
> >> > Hii
> >> > Can HDFS be give path of raw device, say can I set dfs.data.dir to
> >> > /dev/sda3
> >> > or something like that
> >> >
> >> >
> >> > Thanks and regards
> >> > Saurabh Agarwal
> >> >
> >>
> >>
> >>
> >> --
> >> Eric Sammer
> >> phone: +1-917-287-2675
> >> twitter: esammer
> >> data: www.cloudera.com
> >
> >
>
>
>
> --
> Eric Sammer
> phone: +1-917-287-2675
> twitter: esammer
> data: www.cloudera.com
>

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