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From Sean Busbey <bus...@cloudera.com>
Subject Re: Monitor finding wrong hostname
Date Wed, 09 Jul 2014 14:37:15 GMT
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
On Jul 9, 2014 9:32 AM, "David Medinets" <david.medinets@gmail.com> wrote:

> I'm running a single-node Accumulo 1.5.1 instance (using Hadoop 2.4) inside
> Docker. Originally the configuration used 'namenode' as the hostname.
> However, I have updated the  process so that the hostname can be specified
> during spinup.
>
> I'm trying to start the instance using 'grail' as the hostname. As far as I
> can see, the configuration is correct:
>
> -bash-4.1# hostname
> grail
> -bash-4.1# hostname -f
> grail
> -bash-4.1# cat /etc/accumulo/conf/monitor
> grail
>
> Below is the exception I am seeing. Did I miss something?
>
> -bash-4.1# more
> /var/log/supervisor/accumulo-monitor-stderr---supervisor-kStsgW.log
> Thread "monitor" died java.lang.reflect.InvocationTargetException
> 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: Name or service not
> known
>     at java.net.Inet6AddressImpl.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)
>     at java.net.InetAddress.getAllByName(InetAddress.java:1098)
>     at java.net.InetAddress.getByName(InetAddress.java:1048)
>     at
> org.apache.accumulo.server.Accumulo.getLocalAddress(Accumulo.java:175)
>     at org.apache.accumulo.server.monitor.Monitor.main(Monitor.java:452)
>     ... 6 more
>

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