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Posted to issues@guacamole.apache.org by "Mike Jumper (Jira)" <ji...@apache.org> on 2021/08/23 01:33:00 UTC

[jira] [Commented] (GUACAMOLE-1389) Is it possible to provide Multithreaded websocket connection to improve access speed(when vnc and rdp graphics connect)

    [ https://issues.apache.org/jira/browse/GUACAMOLE-1389?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17402909#comment-17402909 ] 

Mike Jumper commented on GUACAMOLE-1389:
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There seems to be some confusion here in the nature of the request:

* The transport (WebSocket) does not anything to do with how things may be processed (threads)
* Nothing in what is shown here implies that the difference in behavior is due to the number of threads involved.
* The metrics in question are server-side measurements of framerate, not client-side.

It looks more like there might be something that the native VNC client (TurboVNC) is sending to the VNC server to request that _the server_ process things at a higher rate, and thus Guacamole should send the same, not that the client implementation simply needs to use more threads.

That said, it's unlikely that the browser would actually be able to render things at this rate. Browsers typically cap the render rate at ~60 FPS at best, and you would need some very fancy hardware indeed to be able to actually _see_ 200+ FPS (ie: a 200Hz monitor).

> Is it possible to provide  Multithreaded websocket connection to improve access speed(when vnc and rdp graphics connect)
> ------------------------------------------------------------------------------------------------------------------------
>
>                 Key: GUACAMOLE-1389
>                 URL: https://issues.apache.org/jira/browse/GUACAMOLE-1389
>             Project: Guacamole
>          Issue Type: Improvement
>          Components: guacamole
>    Affects Versions: 1.3.0
>         Environment: redhat 6.9/turbovnc 2.2.4/virtualgl 2.6.3/guacamole 1.3
>            Reporter: peterzhou
>            Priority: Minor
>         Attachments: from.vncviewer.PNG, from.web.PNG
>
>
> h1. {color:#de350b}1.when i connect from guacamoe test  linux vncserver:{color}
> !from.web.PNG!
> h1. 2.when i connect from vncviewer test linux vncserver:
> !from.vncviewer.PNG!
> h1. other solution ,so nice-software dcvserver ,when web client   connect  backend server use 4 threed  websocket , Very good speed
>  



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