Doris Gu created HDFS-11751:
-------------------------------
Summary: DFSZKFailoverController daemon exits with wrong status
code
Key: HDFS-11751
URL: https://issues.apache.org/jira/browse/HDFS-11751
Project: Hadoop HDFS
Issue Type: Bug
Components: auto-failover
Affects Versions: 3.0.0-alpha2
Reporter: Doris Gu
1.use *hdfs zkfc* to start a zkfc daemon;
2.zkfc failed to start for some reason, but we got the successful code:
{quote}2017-05-04 16:06:24,720 FATAL
org.apache.hadoop.hdfs.tools.DFSZKFailoverController: Got a fatal error,
exiting now
java.net.BindException: Problem binding to [localhost:8019]
java.net.BindException: address already in use; For more details see:
http://wiki.apache.org/hadoop/BindException
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:526)
at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:792)
at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:721)
at org.apache.hadoop.ipc.Server.bind(Server.java:431)
at org.apache.hadoop.ipc.Server$Listener.<init>(Server.java:580)
at org.apache.hadoop.ipc.Server.<init>(Server.java:2221)
at org.apache.hadoop.ipc.RPC$Server.<init>(RPC.java:951)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server.<init>(ProtobufRpcEngine.java:534)
at
org.apache.hadoop.ipc.ProtobufRpcEngine.getServer(ProtobufRpcEngine.java:509)
at org.apache.hadoop.ipc.RPC$Builder.build(RPC.java:796)
at org.apache.hadoop.ha.ZKFCRpcServer.<init>(ZKFCRpcServer.java:58)
at
org.apache.hadoop.ha.ZKFailoverController.initRPC(ZKFailoverController.java:341)
at
org.apache.hadoop.hdfs.tools.DFSZKFailoverController.initRPC(DFSZKFailoverController.java:152)
at
org.apache.hadoop.ha.ZKFailoverController.doRun(ZKFailoverController.java:249)
at
org.apache.hadoop.ha.ZKFailoverController.access$000(ZKFailoverController.java:72)
at
org.apache.hadoop.ha.ZKFailoverController$1.run(ZKFailoverController.java:187)
at
org.apache.hadoop.ha.ZKFailoverController$1.run(ZKFailoverController.java:183)
at
org.apache.hadoop.security.SecurityUtil.doAsLoginUserOrFatal(SecurityUtil.java:415)
at
org.apache.hadoop.ha.ZKFailoverController.run(ZKFailoverController.java:183)
at
org.apache.hadoop.hdfs.tools.DFSZKFailoverController.main(DFSZKFailoverController.java:181)
Caused by: java.net.BindException: address already in use
at sun.nio.ch.Net.bind0(Native Method)
at sun.nio.ch.Net.bind(Net.java:444)
at sun.nio.ch.Net.bind(Net.java:436)
at
sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:214)
at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74)
at org.apache.hadoop.ipc.Server.bind(Server.java:414)
... 16 more
[hdfs@localhost ~]$ echo $?
0{quote}
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