Subject: Re: bug#9209: bidi slowdown

From: emacs user <[email-masked]>
Date: Sun, 31 Jul 2011 05:50:05 -0400

it seems that c-p is slower than c-f, c-b and c-n, M-v and c-v which
are all also slow.  setting bidi-paragraph-direction to left-to-right
does seem to fix the problem.

On Sun, Jul 31, 2011 at 2:22 AM, Eli Zaretskii <[email-masked]> wrote:
> Please keep [email-masked] on the CC list, so that this
> discussion gets recorded in the bug tracker.
>
>> Date: Sun, 31 Jul 2011 00:00:26 -0400
>> From: emacs user <[email-masked]>
>>
>> I checked and it's perfectly OK near the beginning of the buffer, and
>> very slow near the end.
>
> OK.  Next, please tell which cursor keys are slow to respond.  Are C-f
> and C-b slow?  Are left and right arrow significantly slower than C-f
> and C-b?  What about C-n/C-p resp up- and down-arrows?  Finally, what
> about PageUp/PageDown and C-v/M-v?
>
> Please also try setting the variable bidi-paragraph-direction to
> left-to-right, and see if that solves the problem.
>
> Thanks.
>