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From Kevin <kevin.macksa...@gmail.com>
Subject Re: HBase client machine with multiple interfaces
Date Tue, 21 Oct 2014 17:38:24 GMT
All machines use ipv4

On Tue, Oct 21, 2014 at 1:36 PM, Ted Yu <yuzhihong@gmail.com> wrote:

> Do you use ipv6 ?
>
> If so, this is related:
> HBASE-12115
>
> Cheers
>
> On Tue, Oct 21, 2014 at 10:26 AM, Kevin <kevin.macksamie@gmail.com> wrote:
>
> > Hi,
> >
> > I have connected a client machine with two network interfaces to an
> > internal, isolated HBase cluster and an external network. The HBase
> cluster
> > is on its own private LAN, away from the external network. After
> installing
> > and updating the Hadoop and HBase configuration files on the client
> > machine, I can run the HBase shell and look at tables, but
> > TableInputFormatBase can't find any servers using its DNS checks. The
> > machine is on the DNS for the external network so, from my understanding,
> > the HBase client API will use this DNS to try and find the HBase
> cluster. I
> > know there are master and regionserver DNS interface configurations, but
> > are there anything for client libraries? My use case is running Pig
> scripts
> > from the client machine. Oddly enough, sometimes a Pig script works,
> other
> > times (most times) I get the NullPointerException from the
> > org.apache.hadoop.net.DNS.reverseDns call.
> >
> > Any ideas?
> >
> > Thanks,
> > Kevin
> >
>

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