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Bug
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Resolution: Unresolved
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Minor
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None
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Ubuntu 16.04 LTS
Jenkins ver. 2.7.1
java version "1.7.0_79"
Java(TM) SE Runtime Environment (build 1.7.0_79-b15)
Java HotSpot(TM) 64-Bit Server VM (build 24.79-b02, mixed mode)
It seems Jenkins is behaving strangely. I get the following stack traces when I start the latest LTS version.
INFO: Jenkins is fully up and running Jul 07, 2016 11:59:08 PM javax.jmdns.impl.tasks.state.DNSStateTask run WARNING: Prober(fe80:0:0:0:dc4e:d109:3bcd:3585%2.local.).run() exception java.io.IOException: Operation not permitted at java.net.PlainDatagramSocketImpl.send(Native Method) at java.net.DatagramSocket.send(DatagramSocket.java:697) at javax.jmdns.impl.JmDNSImpl.send(JmDNSImpl.java:1537) at javax.jmdns.impl.tasks.state.DNSStateTask.run(DNSStateTask.java:131) at java.util.TimerThread.mainLoop(Timer.java:555) at java.util.TimerThread.run(Timer.java:505) Jul 07, 2016 11:59:08 PM javax.jmdns.impl.JmDNSImpl __recover WARNING: RECOVERING Jul 07, 2016 11:59:08 PM javax.jmdns.impl.tasks.state.DNSStateTask run WARNING: Canceler(fe80:0:0:0:dc4e:d109:3bcd:3585%2.local.).run() exception java.io.IOException: Operation not permitted at java.net.PlainDatagramSocketImpl.send(Native Method) at java.net.DatagramSocket.send(DatagramSocket.java:697) at javax.jmdns.impl.JmDNSImpl.send(JmDNSImpl.java:1537) at javax.jmdns.impl.tasks.state.DNSStateTask.run(DNSStateTask.java:131) at java.util.TimerThread.mainLoop(Timer.java:555) at java.util.TimerThread.run(Timer.java:505) Jul 07, 2016 11:59:13 PM javax.jmdns.impl.DNSStatefulObject$DefaultImplementation waitForCanceled WARNING: Wait for canceled timed out: DNS: fe80:0:0:0:dc4e:d109:3bcd:3585%2.local. state: canceling 1 task: null Jul 07, 2016 11:59:13 PM javax.jmdns.impl.JmDNSImpl __recover WARNING: fe80:0:0:0:dc4e:d109:3bcd:3585%2.local.recover() Could not recover we are Down!
Also, please note I don't have IPv6 configured on my host. Only IPv4.