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bug#13869: 24.2; Theme slows emacs down
From: |
Stefan Kangas |
Subject: |
bug#13869: 24.2; Theme slows emacs down |
Date: |
Fri, 21 Aug 2020 07:06:15 -0700 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
tags 13869 + wontfix
close 13869
thanks
Eli Zaretskii <eliz@gnu.org> writes:
>> Date: Mon, 04 Mar 2013 19:15:36 +0000
>> From: Silviu Vlad Oprea <sopreain1@gmail.com>
>>
>> On 04/03/13 18:54, Eli Zaretskii wrote:
>> >> Date: Mon, 04 Mar 2013 18:40:53 +0000
>> >> From: Silviu Vlad Oprea <sopreain1@gmail.com>
>> >>
>> >> Turns out it's because linum-mode. Once I enable it (M-x linum-mode
>> >> RET), it lags every 2 seconds when scrolling, and it's very frustrating.
>> >> The same happens with tabbar-mode (separately; If I enable both
>> >> linum-mode and tabbar-mode, it's even worse).
>> > With linum-mode, I see a 3-fold increase in CPU usage, but Emacs can
>> > still keep up. What CPU do you have there?
>> Now fancy at all. Celeron(R) Dual-Core CPU T3000 @ 1.80GHz.
>
> Could be why you see the problem, while I don't.
>
>> > linum-mode kills many potential redisplay optimizations, so it's a
>> > small wonder it makes the display engine work harder.
>> Any idea how I could get the same effect (line numbers) w/o the lag? Is
>> there a better mode?
>
> Maybe try nlinum.el from ELPA.
(No further updates within 7 years.)
The solution here is to use nlinum.el or even better the more recent
display-line-numbers-mode.
I'm therefore closing this bug report. If anyone disagrees, feel free
to reopen.
Best regards,
Stefan Kangas
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