XTerm scrolling in xorg-server @1.20.4_0

Chris Jones jonesc at hep.phy.cam.ac.uk
Tue Apr 2 15:32:24 UTC 2019

On 02/04/2019 4:25 pm, Chris Jones wrote:
> Hi,
> I've just pushed an update to xterm enabling the double buffer option in 
> its configuration step. Could those affected please update to 344_1 and 
> report back how that goes.

should have added, in my quick test it seems to help. However, I am 
currently doing this over a remote connection so its not easy to tell...


> cheers Chris
> On 02/04/2019 3:29 pm, Ken Cunningham wrote:
>> looks like the double buffering is not enabled or functioning and 
>> xterm is writing directly into the display buffer rather than into the 
>> back buffer and blitting it.
>>> On Apr 2, 2019, at 04:28, Michael Dickens <michaelld at macports.org> 
>>> wrote:
>>> This issue started with the prior "xorg-server-devel" bump a while 
>>> back. I just moved to iTerm2 for the interim; -very- impressed with 
>>> that terminal manager! I still need Xterm for some things though ... 
>>> sigh ... - MLD
>>> On Mon, Apr 1, 2019, at 11:37 PM, Ken Cunningham wrote:
>>>>> Has anybody else noticed that text scrolling in a xterm is now 
>>>>> glacially
>>>>> slow since xorg-server was upgraded to @1.20.4_0 over the weekend?
>>>>> X11 is really painful to use now.
>>>> It certainly is. There is something wrong with the screen redrawing in
>>>> xterm now, it seems.
>>>> Ken

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