[X2Go-User] X2Go speed (Gb LAN) vs. pure X

[Robert Dinse]

      Ignore my last message.  I see problem is with my sources directory
still having stuff for vivid instead of wiley.

-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-
  Eskimo North Linux Friendly Internet Access, Shell Accounts, and Hosting.
    Knowledgeable human assistance, not telephone trees or script readers.
  See our web site: http://www.eskimo.com/ (206) 812-0051 or (800) 246-6874.

On Mon, 1 Feb 2016, Robert Dinse wrote:

> Date: Mon, 1 Feb 2016 10:58:47 -0800 (PST)
> From: Robert Dinse <nanook at eskimo.com>
> To: "[utf-8] ukasz Czerpak" <lukasz.czerpak at gmail.com>
> Cc: Stefan Seidel <sseidel at vub.de>, x2go-user at lists.x2go.org
> Subject: Re: [X2Go-User] X2Go speed (Gb LAN) vs. pure X
> 
>
>     I am curious what desktop environment people having problems are using?
> I use Mate pretty much exclusively so maybe it's an issue with a different
> desktop, or maybe one of server resources, although my workstation is antique
> my servers are modern i7-6700k systems maxed out on RAM (64GB).
>
>     The only time I experience any issues if I stream 1024p media 
> fullscreen,
> and then it's only an occasional stutter.
>
>     I am anxious to try the adaptive option but I am running vivid and the
> repository for nightly builds is only for debian / jessie.  Is there a
> repository for nightly builds for vivid vervit?
>
> -_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-
> Eskimo North Linux Friendly Internet Access, Shell Accounts, and Hosting.
>   Knowledgeable human assistance, not telephone trees or script readers.
> See our web site: http://www.eskimo.com/ (206) 812-0051 or (800) 246-6874.
>
> On Mon, 1 Feb 2016, ukasz Czerpak wrote:
>
>> Date: Mon, 1 Feb 2016 19:45:00 +0100
>> From: "[utf-8] ukasz Czerpak" <lukasz.czerpak at gmail.com>
>> To: Robert Dinse <nanook at eskimo.com>
>> Cc: Stefan Seidel <sseidel at vub.de>, x2go-user at lists.x2go.org
>> Subject: Re: [X2Go-User] X2Go speed (Gb LAN) vs. pure X
>> 
>> That's a good question - maybe the problem is not x2go at all.
>> Anyway, I found 'adaptive' working better in multi-user environment and 
>> more responsive in both single- and multi-user environments. Most of my 
>> testing was done using Ubuntu as server (within VM - Parallels Desktop). 
>> But my customers have also tested in real and found 'adaptive' behaving 
>> better. IMHO worth trying at least.
>> 
>> ukasz
>> 
>>> On 01 Feb 2016, at 18:21, Robert Dinse <nanook at eskimo.com> wrote:
>>> 
>>>
>>>     I don't understand why he is having this problem, when I, with only a
>>> 100mb/s LAN and a 20mb/s Comcast cable connection to my servers, and an
>>> antique Power Mac 1.1, am not.
>>>
>>> 
>>> -_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-
>>> Eskimo North Linux Friendly Internet Access, Shell Accounts, and Hosting.
>>>   Knowledgeable human assistance, not telephone trees or script readers.
>>> See our web site: http://www.eskimo.com/ (206) 812-0051 or (800) 246-6874.
>>> 
>>> On Mon, 1 Feb 2016, ukasz Czerpak wrote:
>>> 
>>>> Date: Mon, 1 Feb 2016 18:17:56 +0100
>>>> From: "[utf-8] ukasz Czerpak" <lukasz.czerpak at gmail.com>
>>>> To: Stefan Seidel <sseidel at vub.de>
>>>> Cc: x2go-user at lists.x2go.org
>>>> Subject: Re: [X2Go-User] X2Go speed (Gb LAN) vs. pure X
>>>> Hi,
>>>> 
>>>> Have you tried 'adaptive' method with image compression set to ~7? Stable 
>>>> versions of X2Go client may not support this yet, so you'd need to use 
>>>> Nightly Builds.
>>>> It improved user experience significantly - none of other methods worked 
>>>> so smoothly.
>>>> 
>>>> Best regards,
>>>> ukasz
>>>> 
>>>>> On 14 Jan 2016, at 16:12, Stefan Seidel <sseidel at vub.de> wrote:
>>>>> 
>>>>> Hi,
>>>>> 
>>>>> I am currently testing X2Go to be a replacement for our (1GBit/s) LAN 
>>>>> XDMCP setup. I have set up a Jessie X2Go-PXE server VM with a Jessie 
>>>>> chroot env.
>>>>> 
>>>>> It is working in principle, I can get a connection and the advantage of 
>>>>> session suspend/resume is great. (Although I had to remove the 
>>>>> pulseaudio startup from the x2gosessiond to make it work.)
>>>>> 
>>>>> However, I have two problems:
>>>>> 1. How can I set client-specific X11 options? We have clients with 
>>>>> complex multi-monitor setups. Xinerama doesn't seem to be working, 
>>>>> either, once I have set the screens on the client (using Ctrl+Alt+F1, 
>>>>> then xrandr) and connect, the X session only sees one "big" screen.
>>>>> 
>>>>> 2. Speed: for small screen updates (menu items etc.) - I would guess < 
>>>>> 10k pixels - X2Go is very speedy and responsive. For anything larger 
>>>>> (Google Chrome being a serious offender, as it always updates the whole 
>>>>> rendering area) it is much slower. Even just scrolling in Firefox is 
>>>>> "laggy". Pure X is much faster for these large screen updates. I have 
>>>>> tried various settings, 4k-jpeg is almost acceptable speed-wise but 
>>>>> still not fast enough.
>>>>> 
>>>>> Test setup:
>>>>> X2Go-Server: Core i7-860 (4x2.8GHz), 24G RAM
>>>>> X2Go-PXE: VM with 4GHz AMD, 2G RAM
>>>>> Clients: Pentium D 2.8GHz, 512MB RAM, nVidia Dual-DVI graphics (model 
>>>>> 6200 IIRC) with 2 1600x1200 monitors -> 2400x1600 total screen area.
>>>>> Clients use  NOUVEAU and report Chipset: "NVIDIA NV44"
>>>>> 
>>>>> Thanks in advance for any hints,
>>>>> 
>>>>> Stefan
>>>>> _______________________________________________
>>>>> x2go-user mailing list
>>>>> x2go-user at lists.x2go.org <mailto:x2go-user at lists.x2go.org>
>>>>> http://lists.x2go.org/listinfo/x2go-user 
>>>>> <http://lists.x2go.org/listinfo/x2go-user>
>