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From Harold Lim <rold...@yahoo.com>
Subject RE: Hadoop file system + HBase
Date Tue, 12 May 2009 18:26:04 GMT

Thanks for the tip.


-Harold


--- On Tue, 5/12/09, Jim Kellerman (POWERSET) <Jim.Kellerman@microsoft.com> wrote:

> From: Jim Kellerman (POWERSET) <Jim.Kellerman@microsoft.com>
> Subject: RE: Hadoop file system + HBase
> To: "hbase-user@hadoop.apache.org" <hbase-user@hadoop.apache.org>, "rold_50@yahoo.com"
<rold_50@yahoo.com>
> Date: Tuesday, May 12, 2009, 1:52 PM
> We usually run the namenode and the HBase master on the same
> machine.
> 
> Caveat, any machine that is not at least a dual core will
> have problems
> running either Hadoop or HBase as both are very thread
> intensive.
> 
> ---
> Jim Kellerman, Powerset (Live Search, Microsoft
> Corporation)
> 
> > -----Original Message-----
> > From: Harold Lim [mailto:rold_50@yahoo.com]
> > Sent: Tuesday, May 12, 2009 10:28 AM
> > To: hbase-user@hadoop.apache.org; stack
> > Subject: Re: Hadoop file system + HBase
> > 
> > 
> > Great. Thanks.
> > 
> > What about the HDFS NameNode and Hadoop Master? Do you
> separate them
> > or put them on the same machine?
> > 
> > 
> > -Harold
> > 
> > 
> > --- On Tue, 5/12/09, stack <stack@duboce.net>
> wrote:
> > 
> > > From: stack <stack@duboce.net>
> > > Subject: Re: Hadoop file system + HBase
> > > To: hbase-user@hadoop.apache.org,
> rold_50@yahoo.com
> > > Date: Tuesday, May 12, 2009, 1:10 PM
> > > On Tue, May 12, 2009 at 9:59 AM, Harold Lim
> > > <rold_50@yahoo.com> wrote:
> > >
> > > >
> > > > Do I install my HBase regionservers on the
> same
> > > machines that have HDFS
> > > > datanodes?
> > > >
> > >
> > >
> > > Run the regionserver beside the datanode; thats
> how most of
> > > us do it.  You
> > > could separate them; there'd probably be
> little
> > > difference in performance
> > > (but I haven't measured of late).
> > > St.Ack
> > 
> > 
> >


      

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