From: Eli Zaretskii <eliz@gnu.org>
To: Michael Albinus <michael.albinus@gmx.de>
Cc: michael_heerdegen@web.de, 18051@debbugs.gnu.org
Subject: bug#18051: 24.3.92; ls-lisp: Sorting; make ls-lisp-string-lessp a normal function?
Date: Fri, 18 Jul 2014 15:57:52 +0300 [thread overview]
Message-ID: <83y4vq6cz3.fsf@gnu.org> (raw)
In-Reply-To: <87a987ht5r.fsf@gmx.de>
> From: Michael Albinus <michael.albinus@gmx.de>
> Cc: michael_heerdegen@web.de, 18051@debbugs.gnu.org
> Date: Fri, 18 Jul 2014 12:12:48 +0200
>
> >> Tramp uses ls-lisp only in case it cannot use a native method on the
> >> remote host. Experience shows, that ls-lisp has a much worse performance
> >> for remote directories than native implementations.
> >
> > Any insight as to why this happens? Perhaps the Tramp implementation
> > of directory-files-and-attributes needs some love?
>
> Maybe it is a misunderstanding. Tramp's native implementation is much
> faster, because it sends exactly one remote command. For ssh-like
> connections, this is for example
>
> # echo "("; (/bin/ls --color=never -a | sed -e s/\$/\"/g -e s/^/\"/g | xargs \stat -c '("%n" ("%N") %h %ue0 %ge0 %Xe0 %Ye0 %Ze0 %se0 "%A" t %ie0 -1)' 2>/dev/null); echo ")" 2>/dev/null
We could easily add this to ls-lisp, in case the directory is remote.
Right now, it simply doesn't support remote directories, because I
didn't know there was any interest in that.
> I would oppose only if there is an additional mandatory functionality in
> ls-lisp other file name primitives are urged to use. If there would
> be changes in, let's say, directory-files-and-attributes, there's no
> problem for me. But that's not what Michael has asked for.
I don't think you understood what Michael wanted, but I'll let Michael
speak for himself.
next prev parent reply other threads:[~2014-07-18 12:57 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <E1XMiOq-0000si-VD@vcs.savannah.gnu.org>
2014-07-18 6:22 ` bug#18051: 24.3.92; ls-lisp: Sorting; make ls-lisp-string-lessp a normal function? Michael Heerdegen
2014-07-18 6:53 ` Eli Zaretskii
2014-07-18 7:33 ` Michael Heerdegen
2014-07-18 8:53 ` Eli Zaretskii
2014-07-18 9:37 ` Michael Heerdegen
2014-07-18 9:46 ` Eli Zaretskii
2014-07-18 10:18 ` Michael Heerdegen
2014-07-18 13:03 ` Eli Zaretskii
2014-07-19 1:25 ` Michael Heerdegen
2014-07-19 8:17 ` Eli Zaretskii
2014-07-19 10:52 ` Michael Heerdegen
2014-07-19 10:56 ` Eli Zaretskii
2014-07-18 9:24 ` Michael Albinus
2014-07-18 9:33 ` Eli Zaretskii
2014-07-18 10:12 ` Michael Albinus
2014-07-18 12:57 ` Eli Zaretskii [this message]
2014-07-18 13:18 ` Michael Albinus
2014-07-18 13:44 ` Eli Zaretskii
2014-07-18 16:21 ` Michael Albinus
2014-07-20 5:49 ` Michael Heerdegen
2014-07-20 6:07 ` Eli Zaretskii
2014-07-20 6:21 ` Michael Heerdegen
2014-07-20 6:33 ` Eli Zaretskii
2014-07-20 7:30 ` Michael Heerdegen
2014-07-20 8:14 ` Eli Zaretskii
2014-07-20 8:24 ` Michael Heerdegen
2014-07-20 8:38 ` Eli Zaretskii
2014-07-20 9:15 ` Michael Heerdegen
2014-07-20 9:18 ` Eli Zaretskii
2014-07-20 11:44 ` Michael Albinus
2014-07-20 11:59 ` Eli Zaretskii
2014-07-20 15:26 ` Michael Albinus
2014-07-20 16:16 ` Eli Zaretskii
2014-08-16 21:52 ` Michael Albinus
2014-08-17 16:38 ` Eli Zaretskii
2014-08-17 17:55 ` Eli Zaretskii
2014-08-17 18:46 ` Michael Albinus
2014-08-17 18:52 ` Eli Zaretskii
2014-08-21 9:05 ` Michael Albinus
2014-08-21 14:41 ` Eli Zaretskii
2014-08-22 14:23 ` Michael Albinus
2014-08-23 9:05 ` Eli Zaretskii
2014-08-23 16:42 ` Michael Albinus
2014-08-23 17:33 ` Eli Zaretskii
2014-08-23 20:32 ` Michael Albinus
2014-08-24 14:54 ` Eli Zaretskii
2014-08-24 16:18 ` Michael Albinus
2014-08-25 15:01 ` Stefan Monnier
2014-08-27 8:49 ` Michael Albinus
2014-08-27 15:37 ` Eli Zaretskii
2014-08-27 18:02 ` Michael Albinus
2014-08-27 15:48 ` Glenn Morris
2014-08-27 16:53 ` Eli Zaretskii
2014-08-28 3:23 ` Stefan Monnier
2014-08-27 18:08 ` Michael Albinus
2014-08-27 18:30 ` Glenn Morris
2014-08-25 16:45 ` Glenn Morris
2014-08-25 17:36 ` Eli Zaretskii
2014-07-20 6:18 ` Michael Heerdegen
2014-07-20 14:22 ` Stefan Monnier
2014-08-27 23:57 ` bug#18051: trunk r117751: Improve robustness of new string-collation code Katsumi Yamaoka
2014-08-28 0:51 ` Paul Eggert
2014-08-28 3:09 ` Katsumi Yamaoka
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