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0
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1answer
19 views

make Xvfb listen only on local ip

to use graphical software even on my debian based systems without graphic cards (or in addition to its main graphic) i use the virtual frame buffer x server Xvfb. I am starting it with a little bash ...
0
votes
0answers
54 views

Run TS3-Client without GUI and connect to a server

I want to run the linux ts3-client without a GUI, i found this answer related to my question, the solution helped me to get the client started but not to connect to a server. I executed the client ...
0
votes
0answers
47 views

Adding Xvfb to systemd services

I have attempted to create a new Xvfb service on a headless data server, but it shuts down the display after some time. I can confirm that the service is enabled. I am not doing anything related to ...
0
votes
0answers
72 views

xvfb-run error with a job queue but not in interactive session

I'm running a python script on a remote cluster that tends to use an x display. I've gotten this working using xvfb-run in an interactive session (specifically command [1]). When I try to submit the ...
1
vote
2answers
73 views

Piping xpra to ffmpeg

I'm trying to record a headless, xpra display. (I've attempted both the xvfb and Xdummy options). The issue is with ffmpeg's "x11grab". The command being used is: /usr/bin/ffmpeg -y -framerate 2 ...
-1
votes
1answer
60 views

Can I use xvfb on a hpc system without effecting other users?

I'm trying to use some image processing software that requires a X server. And it seems that we can fake a x server using xvfb. So I asked our system administrator to install the xvfb for me. But they ...
2
votes
1answer
320 views

Reinit xvfb resources

I user xvfb on my Ubuntu servers mostly to run browsers in Selenium QA automation. I user this servers to test web applications, so I run A LOT of browsers. But after some time errors appears like ...
0
votes
1answer
764 views

Got black screen when recording screen from xvfb by ffmpeg x11grab device

I'm trying to record video from a firefox run by xvfb-run but it always output nothing in the video file except black screen. Here's what I did: start a firefox, open google.com: $ xvfb-run firefox ...
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0answers
9 views

Show Contents of X Display in Window

I have an X display :1. I would like to show the content of this display in another window. I can take a still by doing this: import -display :1 -window root screenie.png but I would like to be able ...
0
votes
2answers
1k views

X Error of failed request: BadCursor (invalid Cursor parameter) when recording Xvfb with ffmpeg/avconv

I am trying to record video output from Xvfb using ffmpeg or avconv. I start Xvfb with: $ Xvfb :29 -screen 0 1024x768x24 When I later try to record display :29 with avconv (same output for ffmpeg): ...
4
votes
1answer
4k views

How can I run lightdm on Xvfb on a Raspberry Pi?

I've got a Raspberry Pi and I'm using it as a headless server. But I want to run X on it. It comes with lightdm, and if you run it using the included HDMI or video out it works, and I can use that and ...
3
votes
1answer
575 views

How do I figure out what to set my DISPLAY variable to for a virtual display?

Here's my uname -a info ... Linux qa3398c 2.6.18-194.8.1.el5 #1 SMP Wed Jun 23 10:52:51 EDT 2010 x86_64 x86_64 x86_64 GNU/Linux I'm running some Google Web toolkit tests that require access to a ...
1
vote
0answers
422 views

Different behavior under Xvfb and under a real X server / Xvfb alternatives?

I am trying to run a program (Ansys 13 Workbench) that requires a display in batch on a torque managed linux cluster. Running it as an interactive job with X forawrding to my local linux machine ...
7
votes
2answers
7k views

Proper way to start xvfb on startup on centos?

I'm following this tutorial, and I want to know the equivalent centos-version of this ubuntu-specific step: You may receive a few warnings regarding fonts and such, but it’ll still work despite ...
0
votes
1answer
770 views

Multiple clients on a single Xvfb server/process?

Is is possible to use only one Xvfb process to serve multiple clients simultaneously? Or, phrasing it differently: A Xvfb process maps directly to one screen, i.e., multiple clients share the same ...
1
vote
1answer
714 views

How to run Firefox jailed without serious performance loss?

My Firefox configuration is tricky: Firefox runs at separate restricted user account which cannot connect to main X server. Firefox uses Xvfb (virtual "headless" X server) as X server. x11vnc is ...
0
votes
1answer
1k views

Xvfb with 32 bit color

For some machines this works, for some it doesn't. Xvfb :99 -screen 0 1280x1024x32 However, on most machines this works: Xvfb :99 -screen 0 1280x1024x24 What is the secret ingredient to getting ...
1
vote
2answers
685 views

getting first non display number in use

I need to give a command like Xvfb :6 -screen 0 1024x768x24 Where 6 can be a display number. Now Xvfb can already be using that Display, so how do I get the first display number not in use?
1
vote
3answers
1k views

Unable to run openoffice in headless mode

I want to automoate some PPT -> PDF conversions, so I want to run openoffice in headless mode for scripting. On my machine with X running I can start opemoffice in headless mode via soffice ...
3
votes
4answers
3k views

Redirecting X output

I have a small program that checks some elements of a web service. The program shows graphics output and displays commmand-line results as well. I have been trying to automate this program to run ...