jenkins slave 经常无故掉线,求助！已经困扰很久了！请问有什么解决办法吗？
五月 06, 2019 11:42:33 上午 org.jenkinsci.remoting.util.AnonymousClassWarnings warn
警告: Attempt to (de-)serialize anonymous class org.jenkinsci.plugins.gitclient.Git$1; see: https://jenkins.io/redirect/serialization-of-anonymous-classes/
五月 06, 2019 11:42:47 上午 org.jenkinsci.remoting.util.AnonymousClassWarnings warn
警告: Attempt to (de-)serialize anonymous class org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$1; see: https://jenkins.io/redirect/serialization-of-anonymous-classes/
五月 06, 2019 11:49:56 上午 org.jvnet.winp.Native loadByUrl
警告: Failed to load DLL from static location
java.lang.UnsatisfiedLinkError: Native Libr\remoting\jarCache\12\winp.x64.BD89A6734D0147A7868D1B98DB8EF12D.dll already loaded in another classloade
at java.lang.ClassLoader.loadLibrary0(Unknown Source)
at java.lang.ClassLoader.loadLibrary(Unknown Source)
at java.lang.Runtime.load0(Unknown Source)
at java.lang.System.load(Unknown Source)
at org.jvnet.winp.Native.loadDll(Native.java:243)
at org.jvnet.winp.Native.loadByUrl(Native.java:163)
at org.jvnet.winp.Native.load(Native.java:125)
at org.jvnet.winp.Native.<clinit>(Native.java:94)
at org.jvnet.winp.WinProcess.enableDebugPrivilege(WinProcess.java:245)
at hudson.util.ProcessTree$Windows.<clinit>(ProcessTree.java:674)
at hudson.util.ProcessTree.get(ProcessTree.java:427)
at hudson.Launcher$RemoteLauncher$KillTask.call(Launcher.java:1097)
at hudson.Launcher$RemoteLauncher$KillTask.call(Launcher.java:1088)
at hudson.remoting.UserRequest.perform(UserRequest.java:212)
at hudson.remoting.UserRequest.perform(UserRequest.java:54)
at hudson.remoting.Request$2.run(Request.java:369)
at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at hudson.remoting.Engine$1.lambda$newThread$0(Engine.java:93)
at java.lang.Thread.run(Unknown Source)
......
五月 07, 2019 3:49:20 上午 org.jenkinsci.remoting.engine.JnlpAgentEndpointResolver waitForReady
信息: Failed to connect to the master. Will try again: java.net.SocketTimeoutException connect timed out
五月 07, 2019 3:49:30 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Performing onReconnect operation.
五月 07, 2019 3:49:30 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: onReconnect operation completed.
五月 07, 2019 3:49:30 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Locating server among [http://XX:xxx:XXX:XXX:8080/jenkins/]
五月 07, 2019 3:49:31 上午 org.jenkinsci.remoting.engine.JnlpAgentEndpointResolver resolve
信息: Remoting server accepts the following protocols: [JNLP4-connect, Ping]
五月 07, 2019 3:49:31 上午 org.jenkinsci.remoting.engine.JnlpAgentEndpointResolver resolve
信息: Remoting TCP connection tunneling is enabled. Skipping the TCP Agent Listener Port availability check
五月 07, 2019 3:49:31 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Agent discovery successful
Agent address: XX:xxx:XXX:XXX
Agent port: 9909
Identity: 78:eb:be:95:53:6c:b4:2b:5c:0e:c4:07:01:a0:72:65
五月 07, 2019 3:49:31 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Handshaking
五月 07, 2019 3:49:31 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Connecting to XX:xxx:XXX:XXX:9909
五月 07, 2019 3:49:31 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Trying protocol: JNLP4-connect
五月 07, 2019 3:49:42 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Remote identity confirmed: 78:eb:be:95:53:6c:b4:2b:5c:0e:c4:07:01:a0:72:65
五月 07, 2019 3:49:43 上午 org.jenkinsci.remoting.protocol.impl.ConnectionHeadersFilterLayer onRecv
信息: [JNLP4-connect connection to XX:xxx:XXX:XXX/XX:xxx:XXX:XXX:9909] Local headers refused by remote: XX:xxx:XXX:XXX
is already connected to this master. Rejecting this connection.
五月 07, 2019 3:49:47 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Protocol JNLP4-connect encountered an unexpected exception
java.util.concurrent.ExecutionException: org.jenkinsci.remoting.protocol.impl.ConnectionRefusalException: XX:xxx:XXX:XXX is already connected to this master. Rejecting this connection.
at org.jenkinsci.remoting.util.SettableFuture.get(SettableFuture.java:223)
at hudson.remoting.Engine.innerRun(Engine.java:614)
at hudson.remoting.Engine.run(Engine.java:474)
Caused by: org.jenkinsci.remoting.protocol.impl.ConnectionRefusalException: XX:xxx:XXX:XXX is already connected to this master. Rejecting this connection.
at org.jenkinsci.remoting.protocol.impl.ConnectionHeadersFilterLayer.newAbortCause(ConnectionHeadersFilterLayer.java:378)
at org.jenkinsci.remoting.protocol.impl.ConnectionHeadersFilterLayer.onRecvClosed(ConnectionHeadersFilterLayer.java:433)
at org.jenkinsci.remoting.protocol.ProtocolStack$Ptr.onRecvClosed(ProtocolStack.java:816)
at org.jenkinsci.remoting.protocol.FilterLayer.onRecvClosed(FilterLayer.java:287)
at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.onRecvClosed(SSLEngineFilterLayer.java:172)
at org.jenkinsci.remoting.protocol.ProtocolStack$Ptr.onRecvClosed(ProtocolStack.java:816)
at org.jenkinsci.remoting.protocol.NetworkLayer.onRecvClosed(NetworkLayer.java:154)
at org.jenkinsci.remoting.protocol.impl.BIONetworkLayer.access$1500(BIONetworkLayer.java:48)
at org.jenkinsci.remoting.protocol.impl.BIONetworkLayer$Reader.run(BIONetworkLayer.java:247)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at hudson.remoting.Engine$1.lambda$newThread$0(Engine.java:93)
at java.lang.Thread.run(Unknown Source)
Suppressed: java.nio.channels.ClosedChannelException
... 7 more
五月 07, 2019 3:49:47 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Connecting to XX:xxx:XXX:XXX:9909
五月 07, 2019 3:49:47 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Server reports protocol JNLP4-plaintext not supported, skipping
五月 07, 2019 3:49:47 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Server reports protocol JNLP3-connect not supported, skipping
五月 07, 2019 3:49:47 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Server reports protocol JNLP2-connect not supported, skipping
五月 07, 2019 3:49:47 上午 hudson.remoting.jnlp.Main$CuiListener status
信息: Server reports protocol JNLP-connect not supported, skipping
五月 07, 2019 3:49:47 上午 hudson.remoting.jnlp.Main$CuiListener erro
严重: The server rejected the connection: None of the protocols were accepted
java.lang.Exception: The server rejected the connection: None of the protocols were accepted
at hudson.remoting.Engine.onConnectionRejected(Engine.java:682)
at hudson.remoting.Engine.innerRun(Engine.java:639)
at hudson.remoting.Engine.run(Engine.java:474)
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