hadoop-common-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Jay Vyas <jayunit...@gmail.com>
Subject Re: Question about accessing another HDFS
Date Thu, 08 Dec 2011 22:51:11 GMT
Can you show your code here ?  What URL protocol are you using ?

On Thu, Dec 8, 2011 at 5:47 PM, Tom Melendez <tom@supertom.com> wrote:

> I'm hoping there is a better answer, but I'm thinking you could load
> another configuration file (with B.company in it) using Configuration,
> grab a FileSystem obj with that and then go forward.  Seems like some
> unnecessary overhead though.
>
> Thanks,
>
> Tom
>
> On Thu, Dec 8, 2011 at 2:42 PM, Frank Astier <fastier@yahoo-inc.com>
> wrote:
> > Hi -
> >
> > We have two namenodes set up at our company, say:
> >
> > hdfs://A.mycompany.com
> > hdfs://B.mycompany.com
> >
> > From the command line, I can do:
> >
> > Hadoop fs –ls hdfs://A.mycompany.com//some-dir
> >
> > And
> >
> > Hadoop fs –ls hdfs://B.mycompany.com//some-other-dir
> >
> > I’m now trying to do the same from a Java program that uses the HDFS
> API. No luck there. I get an exception: “Wrong FS”.
> >
> > Any idea what I’m missing in my Java program??
> >
> > Thanks,
> >
> > Frank
>



-- 
Jay Vyas
MMSB/UCHC

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message