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From David Medinets <david.medin...@gmail.com>
Subject Re: Monitor finding wrong hostname
Date Wed, 09 Jul 2014 16:15:35 GMT
No. <sad face>


On Wed, Jul 9, 2014 at 12:06 PM, Sean Busbey <busbey@cloudera.com> wrote:

> Excellent!
>
> Did this change also fix your gc problem?
>
>
> On Wed, Jul 9, 2014 at 11:02 AM, David Medinets <david.medinets@gmail.com>
> wrote:
>
> > It's working! I have four single-node accumulo instances running on my
> > laptop. I can visit the monitor page for each one. Changes in one
> instance
> > are isolated from the others. It takes less than 250 milliseconds to
> start
> > a new instance.
> >
> > david@zareason-verix545:~/projects/docker-builds/accumulo$ time
> > ./make_container.sh paul paul
> > d317a83cb91abc1e908d70ef05b54934b7ff89fb6920b53b62f5432305715fef
> >
> > real    0m0.249s
> > user    0m0.022s
> > sys    0m0.019s
> >
> >
> >
> > On Wed, Jul 9, 2014 at 11:49 AM, David Medinets <
> david.medinets@gmail.com>
> > wrote:
> >
> > > Doh! Perhaps the problem is my supervisor configuration:
> > >
> > > command=/usr/lib/accumulo/bin/accumulo master --address namenode
> > >
> > >
> > >
> > > On Wed, Jul 9, 2014 at 11:46 AM, David Medinets <
> > david.medinets@gmail.com>
> > > wrote:
> > >
> > >> Thanks. After updating the accumulo-env.sh the process is pulling from
> > >> IPV4. But I have no idea why the hostname is being reported as
> > 'namenode'
> > >> instead of 'grail'.
> > >>
> > >>
> > >> java.lang.reflect.InvocationTargetException
> > >>     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> > >>     at
> > >>
> >
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> > >>     at
> > >>
> >
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> > >>     at java.lang.reflect.Method.invoke(Method.java:606)
> > >>     at org.apache.accumulo.start.Main$1.run(Main.java:103)
> > >>     at java.lang.Thread.run(Thread.java:744)
> > >> Caused by: java.net.UnknownHostException: namenode
> > >>      at java.net.Inet4AddressImpl.lookupAllHostAddr(Native Method)
> > >>
> > >>     at java.net.InetAddress$1.lookupAllHostAddr(InetAddress.java:901)
> > >>     at
> > >>
> java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1293)
> > >>     at java.net.InetAddress.getAllByName0(InetAddress.java:1246)
> > >>     at java.net.InetAddress.getAllByName(InetAddress.java:1162)
> > >>
> > >> I've updated the github project with my latest attempt.
> > >>
> > >>
> > >> On Wed, Jul 9, 2014 at 11:21 AM, Josh Elser <josh.elser@gmail.com>
> > wrote:
> > >>
> > >>> Actually, we do, and he isn't :)
> > >>>
> > >>> https://github.com/medined/docker-builds/blob/master/
> > >>> accumulo/accumulo.conf/accumulo-env.sh
> > >>>
> > >>> David, update your accumulo-env.sh. You also have cruft in there that
> > is
> > >>> no longer necessary (e.g. ACCUMULO_LOG_HOST)
> > >>>
> > >>>
> > >>> On 7/9/14, 11:18 AM, Sean Busbey wrote:
> > >>>
> > >>>> Josh and I are talking about this config at the end of hte
> > >>>> ACCUMULO_GENERAL_OPTS in the example accumulo-env.sh[1]:
> > >>>>
> > >>>> -Djava.net.preferIPv4Stack=true
> > >>>>
> > >>>>
> > >>>> [1]:
> > >>>> https://github.com/apache/accumulo/blob/1.5.1/conf/
> > >>>> examples/512MB/native-standalone/accumulo-env.sh#L52
> > >>>>
> > >>>>
> > >>>> On Wed, Jul 9, 2014 at 10:16 AM, Sean Busbey <busbey@cloudera.com>
> > >>>> wrote:
> > >>>>
> > >>>>  Sure, but we don't know if David's current configs include
> everything
> > >>>>> from
> > >>>>> the examples.
> > >>>>>
> > >>>>>
> > >>>>> On Wed, Jul 9, 2014 at 10:11 AM, Josh Elser <josh.elser@gmail.com>
> > >>>>> wrote:
> > >>>>>
> > >>>>>  I think I had made the change before 1.5.1 came out which
updates
> > the
> > >>>>>> example configs to set the JVM preferIpv4Stack (or w/e
that option
> > >>>>>> is), too.
> > >>>>>>
> > >>>>>>
> > >>>>>> On 7/9/14, 10:37 AM, Sean Busbey wrote:
> > >>>>>>
> > >>>>>>  The stacktrace shows it's trying to use IPv6.
> > >>>>>>>
> > >>>>>>> Have you disabled ipv6 on the host? Do your Accumulo
role options
> > >>>>>>> include
> > >>>>>>> the flag that says to use the ipv4 network stack?
> > >>>>>>>
> > >>>>>>>
> > >>>>>>>
> > >>>>>
> > >>>>> --
> > >>>>> Sean
> > >>>>>
> > >>>>>
> > >>>>
> > >>>>
> > >>>>
> > >>
> > >
> >
>
>
>
> --
> Sean
>

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