Tag: x11-forwarding

Same Docker image forwards X11 one host but not on another

docker dockerfile linux ssh x11-forwarding

I have created a simple Docker image which contains SSH + xeyes. I run that container, connect to the container via SSH using X11 Forwarding and want to be able to display xeyes. I have built and run the Docker container on host A. When I connect to the container, it does not work Error: Can’t open display: I have

java application and x11 forwarding

java linux ssh ubuntu x11-forwarding

I need to start jperf on virtual server. I configured X11 forwarding via ssh. xclock – is working. But if I start jperf I get: user@client-32:~/sandbox/jperf-2.0.2$ sh jperf.sh Exception in thread “main” java.lang.ExceptionInInitializerError Caused by: java.awt.HeadlessException at sun.java2d.HeadlessGraphicsEnvironment.getDefaultScreenDevice(HeadlessGraphicsEnvironment.java:77) at net.nlanr.jperf.JPerf.(Unknown Source) java version: java version “1.7.0_03” OpenJDK Runtime Environment (IcedTea7 2.1.1pre) (7~u3-2.1.1~pre1-1ubuntu3) OpenJDK Client VM (build 22.0-b10, mixed mode, sharing)