[X2Go-User] Web browser performance over X2Go

[Robert Dinse]

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On Mon, 29 Aug 2016, Stefan Seidel wrote:

> Date: Mon, 29 Aug 2016 08:11:53 +0200
> From: Stefan Seidel <sseidel at vub.de>
> To: Jordan Sokolic <jordan at twiggle.com>
> Cc: x2go-user at lists.x2go.org
> Subject: Re: [X2Go-User] Web browser performance over X2Go
> 
> Hi Jordan,
>
> Firefox 47 disabled XRender support by default. Go to about:settings and
> search for xrender, set the property to true. That made it a lot better for
> me.
>
> Stefan
>
>> Date: Sat, 27 Aug 2016 12:34:32 +0300
>> From: Jordan Sokolic <jordan at twiggle.com>
>> To: x2go-user at lists.x2go.org
>> Subject: [X2Go-User] Web browser performance over X2Go
>> Message-ID:
>> 	<CAFbFDtijPrfER_DEu+zM11N08FKb_Zn-WdUEkR99AQN1zZ9o=Q at mail.gmail.com>
>> Content-Type: text/plain; charset="utf-8"
>>
>> Hello,
>> I use a web frontend for work that runs locally on my server over X2Go for
>> about one year with success.
>> Some months ago I noticed a significant decrease in performance when using
>> Firefox. My server is running Ubuntu 16.04 with MATE desktop, Windows 10
>> client. Up to Firefox version 39.0.3 performance of loading pages,
>> scrolling, browsing etc. was nearly flawless over a 5Mbit WAN link (with
>> the exception of embedded video elements). However it seems the release of
>> Firefox version 40.0 introduced some changes in rendering (see
>> https://www.mozilla.org/en-US/firefox/40.0/releasenotes/) that do not play
>> nice with X2Go. Further reduction in performance was noticed in versions
>> 46.0 and 48.0. The current release (48.0) even has trouble rendering a
>> plain text document without lag and choppiness.
>> I have tried toggling various flags relating to graphics, compositing,
>> rendering, etc. to no avail.
>> To work around this problem the only solution I have found is to forward
>> ports over a separate SSH tunnel and browse locally, but this is cumbersome
>> to set up every time I need to connect.
>> I have preferred Firefox to Chrome over X2Go because the latter has always
>> been unusably slow; now they are both similarly choppy and slow.
>> Has anyone else noticed this?
>> Any advice or help would be appreciated.
>>
>> Regards
>>
>> Jordan
>