>-Dsun.java2d.opengl=false >-Dsun.java2d.xrender=true Thank you very much. This solves problem number two: When minimizing X2Go and opening it again, the application is re-printed successfully now. Yet, the latencies remain. I already contacted the developers to get some more insights.
On 17 May 2018 09:46, Walid MOGHRABI <[email protected]> wrote: >Try adding these options to your JVM args : > >-Dsun.java2d.opengl=false >-Dsun.java2d.xrender=true > > >Regards, >Walid Moghrabi > >TRAVAUX.COM >BAT I - PARC CEZANNE 2 290 AVENUE GALILEE - CS 80403 >13591 AIX EN PROVENCE CEDEX 3 > >----- Mail original ----- > >De: "Kevin Kremer" <[email protected]> >À: "Walid MOGHRABI" <[email protected]>, "Ulrich Sibiller" ><[email protected]> >Cc: "x2go users" <[email protected]> >Envoyé: Mercredi 16 Mai 2018 21:06:20 >Objet: Re: [X2Go-User] Problems with java GUI application > >Thanks all for your answers. > >>You should definitely use open-jdk instead of Oracle jdk >I tried running OpenJDK but the java application seems to start >only when using Oracle Java. I checked the developer's >documentation which states Oracle Java as a requirement. > >> Try with JOSM https://josm.openstreetmap.de/ >I tested https://josm.openstreetmap.de/ which runs without any >problems. > >> Are you using the most current version of nx-libs (3.5.99-16)? >> What's the name of the app? Is it using OpenGL? And have you >> tried OpenJDK instead of Oracle's java? >We bought this application (called heimbas) for accounting and >documentation. I will try to contact the developers again, even >though I fear they will just refer to the RDP connection on our >old windows machine where the app is running fine. >As far as I know, it does not use any additional libs like OpenGL. >Can you tell me how to check the version of nx-libs? I simply >installed x2goserver and x2goserver-xsession which apparently do >not install an additional nx-libs package (apt policy nx-libs does >not know the package). > >Best regards, >Kevin > > >On 16 May 2018 15:14, Walid MOGHRABI <[email protected]> >wrote: > >>You should definitely use open-jdk instead of Oracle jdk ... I had many >>issues with Java applications under X2Go (especially unexpected crashes) >>until I went back to openjdk ... can't explain why but openjdk is A LOT more >>stable under x2go and not that slower. >> >>Regards, >>Walid Moghrabi >> >>TRAVAUX.COM >>BAT I - PARC CEZANNE 2 290 AVENUE GALILEE - CS 80403 >>13591 AIX EN PROVENCE CEDEX 3 >> >>----- Mail original ----- >> >>De: "Ulrich Sibiller" <[email protected]> >>À: "Kevin Kremer" <[email protected]> >>Cc: "x2go users" <[email protected]> >>Envoyé: Mercredi 16 Mai 2018 09:28:11 >>Objet: Re: [X2Go-User] Problems with java GUI application >> >>On Wed, May 16, 2018 at 9:16 AM, Kevin Kremer <[email protected]> >>wrote: >>> Hi all, >>> >>> I set up an X2Go server to connect to a remote machine and most >>> applications run very well. Unfortunately I rely on one java >>> application where some of its GUI components suffers huge >>> latencies. Here, actions like a click on a button take up to 10 >>> seconds to perform while there is no delay when running the >>> application without X2Go. >>> The latencies can be reduced to 4 seconds by reducing the >>> connection speed to "MODEM" and the image quality to 0. However, >>> the latency is still huge compared to running the application >>> locally. >>> >>> Furthermore, the java application does not re-print its window and >>> it stays blank when minimizing the X2Go window. >>> >>> My setup: >>> I use Xfce as a desktop, the connection speed is set to "MODEM", >>> the compression algorithm is set to 16m-jpeg, the image quality >>> is set to 0 and I use Oracle's JRE 1.8.0_152. The problems also occur >>> when I connect to the host within the same LAN. >>> >>> Maybe someone has encountered similar problem and can give me a >>> few hints for solving them. >> >>Are you using the most current version of nx-libs (3.5.99-16)? What's >>the name of the app? Is it using OpenGL? And have you tried OpenJDK >>instead of Oracle's java? >> >>Uli >>_______________________________________________ >>x2go-user mailing list >>[email protected] >>https://lists.x2go.org/listinfo/x2go-user >>--- >>DISCLAIMER: This e-mail is private and confidential and may contain >>proprietary or legally privileged information. It is for the intended >>recipient only. If you have received this email in error, please notify the >>author by replying to it and then destroy it. If you are not the intended >>recipient you must not use, disclose, distribute, copy, print or rely on this >>e-mail or any attachment. Thank you >--- >DISCLAIMER: This e-mail is private and confidential and may contain >proprietary or legally privileged information. It is for the intended >recipient only. If you have received this email in error, please notify the >author by replying to it and then destroy it. If you are not the intended >recipient you must not use, disclose, distribute, copy, print or rely on this >e-mail or any attachment. Thank you _______________________________________________ x2go-user mailing list [email protected] https://lists.x2go.org/listinfo/x2go-user
