java.nio.file.FileSystemException: /Jenkins: Read-only file systemjava.nio.file.FileSystemException: /Jenkins: Read-only file system at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91) at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102) at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107) at sun.nio.fs.UnixFileSystemProvider.createDirectory(UnixFileSystemProvider.java:384) at java.nio.file.Files.createDirectory(Files.java:674) at java.nio.file.Files.createAndCheckIsDirectory(Files.java:781) at java.nio.file.Files.createDirectories(Files.java:767) at org.jenkinsci.remoting.engine.WorkDirManager.initializeWorkDir(WorkDirManager.java:212) at hudson.remoting.Engine.startEngine(Engine.java:251) at hudson.remoting.Engine.startEngine(Engine.java:227) at hudson.remoting.jnlp.Main.main(Main.java:228) at hudson.remoting.jnlp.Main._main(Main.java:223) at hudson.remoting.jnlp.Main.main(Main.java:189) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at com.sun.javaws.Launcher.executeApplication(Unknown Source) at com.sun.javaws.Launcher.executeMainClass(Unknown Source) at com.sun.javaws.Launcher.doLaunchApp(Unknown Source) at com.sun.javaws.Launcher.run(Unknown Source) at java.lang.Thread.run(Thread.java:745)