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List:       freedesktop-xorg
Subject:    Re: Stale image on X11 server after lost connection
From:       Ilya Anfimov <ilan () tzirechnoy ! com>
Date:       2021-02-24 9:18:35
Message-ID: 20210224091835.GA244904 () azor ! tzirechnoy ! ru
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On Wed, Feb 17, 2021 at 05:13:45PM +0100, Jos?? Tom??s Tocino Garc??a wrote:
>    Hello.
>    I have an xorg server running in a Linux box with no wm, and a separate
>    machine running an application exporting to the X server in the first
>    machine.
> 
>    The problem arises when the connection is lost between the two machines or
>    the application exporting the display fails. The X111 server keeps a stale
>    image on screen that is obviously unresponsive. I'd rather it turn black
>    the moment the connection is lost.
> 
>    Is there a way of forcing the X server to stop showing that stale image
>    when the connection is lost? Not sure if it has something to do with it
>    not having a wm.
>    Thanks!
>    Regards.

 This looks rather strange. Usually connection failures
closes tcp socket, then windows, created by the
app should be destroyed be the server.
 What does xlsclients -al and xwininfo -root -tree show
before and after failure?
 Does the client still connected? Does it's window(s) still exists?

>    --
>    Jose Tomas Tocino
>    http://josetomastocino.com
>    http://cadizenmoto.com

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