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https://issues.apache.org/jira/browse/HBASE-12357?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14186563#comment-14186563
 ] 

Qiang Tian commented on HBASE-12357:
------------------------------------

it looks here:-)
{quote}
Caused by: java.lang.IllegalArgumentException: IPv6 socket cannot join IPv4 
multicast group
       at sun.nio.ch.DatagramChannelImpl.innerJoin(DatagramChannelImpl.java:779)
       at sun.nio.ch.DatagramChannelImpl.join(DatagramChannelImpl.java:865)
       at 
io.netty.channel.socket.nio.NioDatagramChannel.joinGroup(NioDatagramChannel.java:394)
       at 
org.apache.hadoop.hbase.master.ClusterStatusPublisher$MulticastPublisher.connect(ClusterStatusPublisher.java:273)
       at 
org.apache.hadoop.hbase.master.ClusterStatusPublisher.<init>(ClusterStatusPublisher.java:121)
       at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:307)
       at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
       at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
       at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
       at java.lang.reflect.Constructor.newInstance(Constructor.java:525)
       at 
org.apache.hadoop.hbase.util.JVMClusterUtil.createMasterThread(JVMClusterUtil.java:142)
{quote}

{code}
 756       private MembershipKey innerJoin(InetAddress group,
  757                                       NetworkInterface interf,
  758                                       InetAddress source)
  759           throws IOException
  760       {
  761           if (!group.isMulticastAddress())
  762               throw new IllegalArgumentException("Group not a multicast 
address");
  763   
  764           // check multicast address is compatible with this socket
  765           if (group instanceof Inet4Address) {
  766               if (family == StandardProtocolFamily.INET6 && 
!Net.canIPv6SocketJoinIPv4Group())
  767                   throw new IllegalArgumentException("IPv6 socket cannot 
join IPv4 multicast group");
  768           } else if (group instanceof Inet6Address) {
  769               if (family != StandardProtocolFamily.INET6)
  770                   throw new IllegalArgumentException("Only IPv6 sockets 
can join IPv6 multicast group");
  771           } else {
  772               throw new IllegalArgumentException("Address type not 
supported");
  773           }
{code}

looks need to specify {{StandardProtocolFamily.INET6}} for IPV6 addr..?



> TestHCM#testClusterStatus is continuosly failing in jenkins
> -----------------------------------------------------------
>
>                 Key: HBASE-12357
>                 URL: https://issues.apache.org/jira/browse/HBASE-12357
>             Project: HBase
>          Issue Type: Bug
>          Components: test
>    Affects Versions: 1.0.0
>            Reporter: Ashish Singhi
>            Assignee: Dima Spivak
>
> {noformat}Tests run: 21, Failures: 0, Errors: 1, Skipped: 2, Time elapsed: 
> 187.475 sec <<< FAILURE! - in org.apache.hadoop.hbase.client.TestHCM
> testClusterStatus(org.apache.hadoop.hbase.client.TestHCM)  Time elapsed: 
> 41.477 sec  <<< ERROR!
> java.lang.Exception: Unexpected exception, 
> expected<org.apache.hadoop.hbase.regionserver.RegionServerStoppedException> 
> but was<junit.framework.AssertionFailedError>
>       at junit.framework.Assert.fail(Assert.java:57)
>       at org.apache.hadoop.hbase.Waiter.waitFor(Waiter.java:193)
>       at 
> org.apache.hadoop.hbase.HBaseTestingUtility.waitFor(HBaseTestingUtility.java:3537)
>       at 
> org.apache.hadoop.hbase.client.TestHCM.testClusterStatus(TestHCM.java:273)
> {noformat}



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