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From "Andrew Purtell (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-12177) TestIPv6NIOServerSocketChannel hangs consistently on Java 8
Date Mon, 06 Oct 2014 15:24:34 GMT

    [ https://issues.apache.org/jira/browse/HBASE-12177?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14160395#comment-14160395
] 

Andrew Purtell commented on HBASE-12177:
----------------------------------------

The test doesn't just hang, it also spins on one core at 100%

> TestIPv6NIOServerSocketChannel hangs consistently on Java 8
> -----------------------------------------------------------
>
>                 Key: HBASE-12177
>                 URL: https://issues.apache.org/jira/browse/HBASE-12177
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Andrew Purtell
>            Assignee: Andrew Purtell
>             Fix For: 0.98.7
>
>         Attachments: jstack.txt
>
>
> TestIPv6NIOServerSocketChannel hangs consistently on Java 8. jstack dump attached. This
is on a 64-bit Ubuntu 14.04 system kernel "Linux version 3.13.0-29-generic (buildd@toyol)
(gcc version 4.8.2 (Ubuntu 4.8.2-19ubuntu1) ) #53-Ubuntu SMP Wed Jun 4 21:00:20 UTC 2014"
> {noformat}
> "pool-1-thread-1" #9 prio=5 os_prio=0 tid=0x00007ff330707000 nid=0x41a8 runnable [0x00007ff309e8f000]
>    java.lang.Thread.State: RUNNABLE
> 	at java.net.PlainSocketImpl.socketBind(Native Method)
> 	at java.net.AbstractPlainSocketImpl.bind(AbstractPlainSocketImpl.java:382)
> 	- locked <0x00000000e1c004e0> (a java.net.SocksSocketImpl)
> 	at java.net.ServerSocket.bind(ServerSocket.java:375)
> 	at java.net.ServerSocket.bind(ServerSocket.java:329)
> 	at org.apache.hadoop.hbase.TestIPv6NIOServerSocketChannel.bindServerSocket(TestIPv6NIOServerSocketChannel.java:60)
> 	at org.apache.hadoop.hbase.TestIPv6NIOServerSocketChannel.testServerSocketFromLocalhostResolution(TestIPv6NIOServerSocketChannel.java:149){noformat}
> I am going to disable this test in 0.98 branch for now.



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