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https://issues.apache.org/jira/browse/AMBARI-25781?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17635604#comment-17635604
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Lei Yao commented on AMBARI-25781:
----------------------------------
https://zookeeper.apache.org/doc/r3.5.0-alpha/zookeeperAdmin.html#sc_adminserver_config
> Zookeeper AdminServer try to start at port 8080 that may conflicts with
> ambari server
> --------------------------------------------------------------------------------------
>
> Key: AMBARI-25781
> URL: https://issues.apache.org/jira/browse/AMBARI-25781
> Project: Ambari
> Issue Type: Bug
> Reporter: Lei Yao
> Assignee: Yuping Fan
> Priority: Major
> Fix For: 2.8.0
>
>
> Zookeeper adminserver may conflicts with ambari server at port 8080 if they
> are deployed at the same host
> {code:java}
> 2022-11-17 19:28:47,238 - WARN [main:QuorumPeer@895] - Problem starting
> AdminServer
> org.apache.zookeeper.server.admin.AdminServer$AdminServerException: Problem
> starting AdminServer on address 0.0.0.0, port 8080 and command URL /commands
> at
> org.apache.zookeeper.server.admin.JettyAdminServer.start(JettyAdminServer.java:111)
> at
> org.apache.zookeeper.server.quorum.QuorumPeer.start(QuorumPeer.java:893)
> at
> org.apache.zookeeper.server.quorum.QuorumPeerMain.runFromConfig(QuorumPeerMain.java:205)
> at
> org.apache.zookeeper.server.quorum.QuorumPeerMain.initializeAndRun(QuorumPeerMain.java:123)
> at
> org.apache.zookeeper.server.quorum.QuorumPeerMain.main(QuorumPeerMain.java:82)
> Caused by: java.io.IOException: Failed to bind to /0.0.0.0:8080
> at
> org.eclipse.jetty.server.ServerConnector.openAcceptChannel(ServerConnector.java:349)
> at
> org.eclipse.jetty.server.ServerConnector.open(ServerConnector.java:310)
> at
> org.eclipse.jetty.server.AbstractNetworkConnector.doStart(AbstractNetworkConnector.java:80)
> at
> org.eclipse.jetty.server.ServerConnector.doStart(ServerConnector.java:234)
> at
> org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:73)
> at org.eclipse.jetty.server.Server.doStart(Server.java:401)
> at
> org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:73)
> at
> org.apache.zookeeper.server.admin.JettyAdminServer.start(JettyAdminServer.java:107)
> ... 4 more
> 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:461)
> at sun.nio.ch.Net.bind(Net.java:453)
> at
> sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:222)
> at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:85)
> at
> org.eclipse.jetty.server.ServerConnector.openAcceptChannel(ServerConnector.java:345)
> ... 11 more
> {code}
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