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Search: Posts Made By: Sparxy
Forum: Linux and Open Source 05-30-2018, 10:53 AM
Replies: 8
Views: 4,497
Posted By Sparxy
This worked for me: gtf 1920 1080 60 ...

This worked for me:

gtf 1920 1080 60
xrandr --newmode "1920x1080_60.00" 172.80 1920 2040 2248 2576 1080 1081 1084 1118 -HSync +Vsync
xrandr --addmode DVI-I-1-1 "1920x1080_60.00"
xrandr...
Forum: Linux and Open Source 01-10-2017, 08:22 AM
Replies: 5
Views: 3,280
Posted By Sparxy
The displaylink issue with chrome can be worked...

The displaylink issue with chrome can be worked around by disabling hardware acceleration or disabling vsync in chrome.
From what I can tell OpenGL appears to VSync to 1Hz (1 frame per second) on...
Forum: Linux and Open Source 11-08-2016, 09:21 AM
Replies: 2
Views: 2,477
Posted By Sparxy
Hello Michal, Thank you for your help this...

Hello Michal,

Thank you for your help this far.
The problem also occurs when using an externally powered hub.
The problem also occurs (but doesn't take quite as long to resolve) when I change...
Forum: Linux and Open Source 11-02-2016, 12:24 PM
Replies: 2
Views: 2,477
Posted By Sparxy
Kernel hangs for a minute when plugging in display

The kernel keeps freezing every few seconds for the first minute after plugging in a DisplayLink display (or even changing display settings while DisplayLinkManager is running) while spamming the...
Forum: Linux and Open Source 10-24-2016, 09:08 AM
Replies: 6
Views: 2,829
Posted By Sparxy
Use the XFCE compositor (or another one) to...

Use the XFCE compositor (or another one) to perform full-screen repaints. (though this may be taxing on the CPU with DisplayLink).

You can also mitigate this issue by having the compositor...
Forum: Linux and Open Source 06-29-2016, 09:40 AM
Replies: 7
Views: 4,793
Posted By Sparxy
Which swap method are you using for the...

Which swap method are you using for the Enlightenment compositor?
Forum: Linux and Open Source 06-28-2016, 10:35 AM
Replies: 7
Views: 4,793
Posted By Sparxy
Which compositor are you using, if any? It can...

Which compositor are you using, if any?
It can be noted that DisplayLink CPU usage tends to decrease when using a compositor that only redraws areas of the screen that have changed, as opposed to...
Forum: Linux and Open Source 06-27-2016, 03:26 PM
Replies: 5
Views: 3,452
Posted By Sparxy
This appears to be the same issue as I just got....

This appears to be the same issue as I just got. I posted it here:
http://displaylink.org/forum/showthread.php?t=64599
It seems to be a problem with compositors which partially update the...
Forum: Linux and Open Source 06-27-2016, 03:16 PM
Replies: 35
Views: 24,093
Posted By Sparxy
I was able to greatly improve performance by...

I was able to greatly improve performance by disabling the default XFCE compositor. However, this causes the issue described in http://displaylink.org/forum/showthread.php?t=64586
Forum: Linux and Open Source 06-27-2016, 03:08 PM
Replies: 0
Views: 2,096
Posted By Sparxy
MESA_copy_sub_buffer cursor glitches when DL is active

When using MESA_copy_sub_buffer for screen updates with DisplayLink activated it creates many artifacts for the mouse cursor in places where the screen updates. The cursor also occasionally begins to...
Forum: Linux and Open Source 06-16-2016, 03:11 PM
Replies: 35
Views: 24,093
Posted By Sparxy
Hi Michal, I am using the XFCE desktop...

Hi Michal,

I am using the XFCE desktop environment, which is rather lightweight so I'm not sure whether the amount of CPU usage I'm getting could be considered within normal range. This is why I'm...
Forum: Linux and Open Source 06-16-2016, 11:16 AM
Replies: 35
Views: 24,093
Posted By Sparxy
I'm having the same problem. As soon as I plug in...

I'm having the same problem. As soon as I plug in a single DisplayLink screen, the DisplayLinkManager CPU usage goes through the roof.

The CPU usage stays this high (around 80-100% of one logical...
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