Re: emacs takes exhorbitantly long to read long, one-line files.

[Dmitry Antipov]

On 05/21/2013 11:57 AM, Ulrich Mueller wrote:

> I've done this test for a file with one line of 16 MB, and I get the
> following times for the first and second commands (emacs -Q -nw in
> an 80x24 xterm):
>
>    Emacs 23.4:   4 s /  9 s
>    Emacs 24.3:  16 s / 34 s
>
> Is this degradation of performance expected?

Can you try 24.3 with (setq-default bidi-display-reordering nil)?
With BIDI disabled, it shouldn't be 4x at least.

Dmitry