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Opened 4 years ago

Closed 4 years ago

#489 closed defect (fixed)

Docker slaves don't work anymore in Jenkins

Reported by: landauf Owned by:
Priority: minor Milestone: IT: Server Maintenance
Component: IT Version:
Keywords: Cc:
Referenced By: References:


[05/26/17 15:27:06] [SSH] Checking java version of java
[05/26/17 15:27:06] [SSH] java -version returned 1.7.0_131.
[05/26/17 15:27:06] [SSH] Starting sftp client.
[05/26/17 15:27:06] [SSH] Copying latest slave.jar...
[05/26/17 15:27:06] [SSH] Copied 719,269 bytes.
Expanded the channel window size to 4MB
[05/26/17 15:27:06] [SSH] Starting slave process: cd "/home/jenkins" && java  -jar slave.jar
<===[JENKINS REMOTING CAPACITY]===>channel started
Slave JVM has not reported exit code. Is it still running?
[05/26/17 15:27:10] Launch failed - cleaning up connection
[05/26/17 15:27:10] [SSH] Connection closed.
ERROR: Connection terminated
	at hudson.remoting.ObjectInputStreamEx.<init>(
	at hudson.remoting.SynchronousCommandTransport$
Caused: Unexpected termination of the channel
	at hudson.remoting.SynchronousCommandTransport$

Change History (1)

comment:1 Changed 4 years ago by landauf

  • Milestone set to IT: Server Maintenance
  • Resolution set to fixed
  • Status changed from new to closed

Apparently since Jenkins version 2.54 Java 8 is required to run the slave (see

I changed the Dockerfile of the build-image to install Java 8: r11434

Now it seems to work again.

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