<div dir="ltr"><div dir="ltr"><div dir="ltr">Hi all, <div><br></div><div>Thanks for the answers. </div><div>@Stefan: The problem occurs in both modes. (We used X2Go in desktop mode for a long time before trying single-application mode, no difference). <br></div><div>Adding </div><div><i>-Dsun.java2d.xrender=True</i></div><div>did improve latency (although it's noticeable, so I'd like to investigate more). </div><div><br></div><div>@Ulrich The environment variable did not change anything, but maybe the second one will (that recommendation is from 2012). <br></div><div><br></div><div><br></div></div></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Jun 22, 2021 at 4:01 AM Ulrich Sibiller <<a href="mailto:uli42@gmx.de" target="_blank">uli42@gmx.de</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">If you are using the single application mode you could try this:<br>
<a href="https://superuser.com/questions/400766/netbeans-java-shows-empty-window-in-tiling-window-manager-awesome-wm" rel="noreferrer" target="_blank">https://superuser.com/questions/400766/netbeans-java-shows-empty-window-in-tiling-window-manager-awesome-wm</a><br>
In the past I had success both with the wmname tool and the<br>
environment variable.<br>
<br>
Uli<br>
<br>
<br>
<br>
On Tue, Jun 22, 2021 at 8:58 AM Stefan Baur <<a href="mailto:X2Go-ML-1@baur-itcs.de" target="_blank">X2Go-ML-1@baur-itcs.de</a>> wrote:<br>
><br>
> Hi Tom,<br>
><br>
> Am 21.06.21 um 22:20 schrieb Tom Korach:<br>
> > mobaXterm did not allow forwarding a<br>
> > single application<br>
><br>
> This makes me wonder - in your initial post to the list, you stated you<br>
> were using XFCE. Now it sounds like you're trying to use single<br>
> application mode.<br>
><br>
> If you're only seeing this issue in seamless modes like single or<br>
> published application mode, then I'm not too surprised. I think one of<br>
> our devs - could have been Mihai, so cc'ing him here - once mentioned<br>
> that "refreshing" doesn't work as well there. And IIRC, Java GUI<br>
> applications like Eclipse were always quite laggy from an NX-libs point<br>
> of view.<br>
> Uli's suggestion re: disabling 3D rendering is also worth trying.<br>
><br>
> @Mihai: Was this something about XDamage only working with Desktop<br>
> Environments?<br>
><br>
> @Tom: You could also try out a Linux client (boot a live Linux via USB<br>
> if you have no other option) and see if X2GoClient on Linux behaves the<br>
> same way, or if the situation is better there - maybe X2GoClient /<br>
> VcXsrv on Windows are being "hassled" by a virus scanner you have<br>
> running, while the NoMachine App is whitelisted (e.g. by being<br>
> cryptographically signed by NoMachine)?<br>
><br>
> If it's not too much of a problem for you, you could also try out<br>
> upgrading your server to the development version of X2GoServer and try<br>
> running X2Go in KDrive mode (this only works for Desktop Environments,<br>
> not for single/published applications, though).<br>
><br>
> Kind Regards,<br>
> Stefan Baur<br>
><br>
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</blockquote></div>