Carlos,
Jenkins: Jenkins ver. 2.107.2 <https://jenkins.io/>
kubernetes plugin: 1.6.0
Master log file: https://pastebin.com/SBs1iTpy
<https://pastebin.com/SBs1iTpy>
Using jnlp-slave:3.10-1
Kube svc
>
NAME CLUSTER-IP EXTERNAL-IP PORT(S)
AGE
jenkins-discovery <none> 50000/TCP 195d
jenkins-ui <none> 80/TCP 195d
> Top part of docker file
FROM jenkins/jnlp-slave:3.10-1
USER root
>
def runDefault(closure){
podTemplate(label: 'default-pod',
containers:
[
containerTemplate(name: 'jnlp', image: 'build-agent:jnlp4',
command: "jenkins-slave",
resourceRequestCpu: '450m',
resourceLimitCpu: '850m',
resourceRequestMemory: '3400Mi',
resourceLimitMemory: '5608Mi',
args: '${computer.jnlpmac}
${computer.name}'),
containerTemplate(name: 'postgres', image: 'postgres:9.6.2'),
containerTemplate(name: 'elastic', image:
'docker.elastic.co/elasticsearch/elasticsearch:6.2.3'),
containerTemplate(name: 'redis', image: 'redis:3.2.10')
],
volumes: [
hostPathVolume(hostPath: '/var/run/docker.sock', mountPath:
'/var/run/docker.sock'),
hostPathVolume(hostPath: '/usr/bin/docker', mountPath:
'/usr/bin/docker')
]
) {
closure()
}
}
I don’t know the fullness of what all the connection issues mean so I don’t
know what to do to fix it.
The k8s nodes are v1.6.7 running on kops in aws.
Any ideas why I am getting:
java.nio.channels.ClosedChannelException
at
org.jenkinsci.remoting.protocol.impl.ChannelApplicationLayer.onReadClosed(ChannelApplicationLayer.java:208)
WARNING: IOHub#1: Worker[channel:java.nio.channels.SocketChannel[connected
local=/100.96.3.136:50000 remote=100.96.2.194/100.96.2.194:49506]] /
Computer.threadPoolForRemoting [#248] for jenkins-slave-z19q3-vpgcb terminated
java.nio.channels.ClosedChannelException
at
org.jenkinsci.remoting.protocol.NetworkLayer.onRecvClosed(NetworkLayer.java:154)
at
org.jenkinsci.remoting.protocol.impl.NIONetworkLayer.ready(NIONetworkLayer.java:179)
at org.jenkinsci.remoting.protocol.IOHub$OnReady.run(IOHub.java:789)
at
jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Thanks again,
- Ed
> On Apr 24, 2018, at 10:44 AM, Edward Bond <[email protected]> wrote:
>
> Carlos,
>
> Was this a known issue before? I will snapshot the drive and try the upgrade
> to the latest of everything next week.
>
> Maybe it is a kops / aws issue.
>
> Thanks!
>
> - Ed
>
>> On Apr 24, 2018, at 4:54 AM, Carlos Sanchez <[email protected]
>> <mailto:[email protected]>> wrote:
>>
>> All the plugin builds are running in GKE and I haven't experienced any
>> failed jobs for a while. Jenkins weekly and k8s latest release with default
>> jnlp image
>>
>> On Mon, Apr 23, 2018 at 9:58 PM, Edward Bond <[email protected]
>> <mailto:[email protected]>> wrote:
>> Hello All,
>>
>> I am using Jenkins LTS, 2.107.2. with kubernetes plugin: 1.1.3, jnlp-2,
>> using kops inside aws.
>>
>> I have to have jnlp2-connect enabled because using jnlp4 has a higher
>> failure rate.
>>
>> Currently I am getting abount a 80% success rate with my current setup. When
>> I upgraded ( 2 months ago ) to latest master and latest k8s plugin I was
>> having about a 15% success rate of builds.
>>
>> WARNING: Failed to send back a reply to the request
>> hudson.remoting.Request$2@725700df
>> hudson.remoting.ChannelClosedException: Channel
>> "hudson.remoting.Channel@7083e923:Channel to /100.96.3.149
>> <http://100.96.3.149/>": channel is already closed
>> at hudson.remoting.Channel.send(Channel.java:715)
>> at hudson.remoting.Request$2.run(Request.java:377)
>> at
>> hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
>> at
>> org.jenkinsci.remoting.CallableDecorator.call(CallableDecorator.java:19)
>> at
>> hudson.remoting.CallableDecoratorList$1.call(CallableDecoratorList.java:21)
>> at
>> jenkins.util.ContextResettingExecutorService$2.call(ContextResettingExecutorService.java:46)
>> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>> at
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
>> at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
>> at java.lang.Thread.run(Thread.java:748)
>> Caused by: java.io.IOException
>> at hudson.remoting.Channel.close(Channel.java:1443)
>> at hudson.remoting.Channel.close(Channel.java:1399)
>> at hudson.slaves.SlaveComputer.closeChannel(SlaveComputer.java:746)
>> at hudson.slaves.SlaveComputer.access$800(SlaveComputer.java:99)
>> at hudson.slaves.SlaveComputer$3.run(SlaveComputer.java:664)
>> at
>> jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28)
>> at
>> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
>> ... 4 more
>>
>> These are the type of errors I get.
>>
>> Anyone have a list of versions that work for them and jnlp4?
>>
>> It would be awesome to have a known good config of:
>> Master docker image version
>> K8s plugin version
>> jnlp pod agent base image version
>>
>> Thanks in advance.
>>
>>
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