[Mew-dist 16244] Re: directory-files is too slow

[Kazu Yamamoto ( 山本和彦 )]

From: Kenichi Handa <handa at example.com>
Subject: Re: directory-files is too slow

> うーむ、file-name-coding-system と
> default-file-name-coding-system を両方とも nil にしてもう一
> 度試していただけませんか？

速くなりますが、それでも Emacs 20.7 と比べると、2 倍遅いです。

--かず

--- {default-,}file-name-coding-system == iso-2022-jp

Emacs 20.7:

	Function   Calls  Total time (sec)  Avg time per call
	========  ======  ================  =================
	kazu-foo      10          2.500922           0.250092

Emacs 21.0.97:

	Function   Calls  Total time (sec)  Avg time per call
	========  ======  ================  =================
	kazu-foo      10          4.184793           0.418479

--- {default-,}file-name-coding-system == nil

Emacs 20.7:

	Function   Calls  Total time (sec)  Avg time per call
	========  ======  ================  =================
	kazu-foo      10          0.723176           0.072318

Emacs 21.0.97:

	Function   Calls  Total time (sec)  Avg time per call
	========  ======  ================  =================
	kazu-foo      10          1.366573           0.136657