From: "David Abrahams" <david.abrahams@rcn.com>
Subject: Re: remote X11/GNU emacs/ssh: Incredible slowness loading libs
Date: Mon, 30 Sep 2002 22:57:32 -0400 [thread overview]
Message-ID: <anb59b$a03$1@bob.news.rcn.net> (raw)
In-Reply-To: dmlelbaki3d.fsf@samba.doc.wustl.edu
"Krishnakumar B" <kitty@cs.wustl.edu> wrote in message
news:dmlelbaki3d.fsf@samba.doc.wustl.edu...
> > > What terminal are you using ?
> >
> > I'm using xterm to launch emacs, but I'm confused by your question
because I
> > can't see how it's relevant. The slowdowns only occur when emacs isn't
> > running in a terminal window.
>
> I will tell you how it hit me. When I run rxvt (comes with Cygwin) and do
> this:
>
> local> plink -ssh remote
> remote> emacs
>
> I get the same exact slowdowns which you report. But when I open the
> terminal application that comes with Putty, and do the same thing, emacs
> comes up normally (i.e snappily as if it were running on a local machine).
> I don't mess with DISPLAY cruft (anymore) as SSH takes care of doing the
> forwarding and setting the DISPLAY correctly.
That only works for me if I start ssh from within an xterm window.
> > Okay. I'm not sure what it means to "switch the SSH client". I have two
ways
> > of starting ssh:
> >
> > 1. From within a dos box running cygwin. It doesn't know about my
DISPLAY
> > and thus I don't bother with -X
>
> I assume "-X" means ssh -X which requests forwarding of X display ?
Yes.
> You don't need to mess with DISPLAY if your SSH is setup correctly.
I don't know what else I should set up. A clue, please?
> > 2. From within an xterm window I launch on my local machine from within
TWM
> > under cygwin/XFree86
>
> I have never tried that. I would probably be happy with a rootless X
server
> on Windows as I have no intention of running TWM or such under Windows.
> Does rootless X work under Cygwin XFree86 ?
I think this answers that question:
http://sources.redhat.com/ml/cygwin-xfree/2002-09/msg00309.html
> > > It's the command-line utility that ships with Putty.
> >
> > If you have slowdowns with plink, why do you think I'll see an
improvement
> > by switching to its terminal window?
>
> I have no idea. But it works for me. I haven't spent time on figuring out
> why. My guess was that with the terminal window I have specified a lot
more
> setting related to the terminal type and compression, SSH algorithm etc,
> remote forwarding etc which might make a difference in the speed. And none
> of which I could specify using just plink.
Well, I don't see any improvement. What I did was:
plink -ssh abrahams@remotemachine
> emacs&
Trying
plink -ssh abrahams@remotemachine emacs
Led to
emacs: standard input is not a tty
> > Uhhhm. Coming up with the correct DISPLAY variable setting for the
remote
> > machine is difficult, isn't it?
>
> Nope, it is not difficult. See above. Frankly I just don't bother with
> DISPLAY anymore. You just need a X server running on your windows box
> either Cygwin or Exceed. If you run Cygwin, I think starting an Emacs from
> a dos terminal with X forwarding set up should open up the Emacs window
> in your XFree86 window.
"emacs: standard input is not a tty"
> > Do you know where I can find a Cygwin version of this tool (or the
> > equivalent)?
>
> Try getting the source and compiling it under Cygwin. I think there is a
> version that comes with Windows too. Try this link:
>
> http://windump.polito.it/
I was afraid it would come to that. I'll wait until someone who can use the
info asks for it, I think.
Thanks for your help.
--
-----------------------------------------------------------
David Abrahams * Boost Consulting
dave@boost-consulting.com * http://www.boost-consulting.com
next prev parent reply other threads:[~2002-10-01 2:57 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-29 16:26 remote X11/GNU emacs/ssh: Incredible slowness loading libs David Abrahams
2002-09-29 20:21 ` Kai Großjohann
2002-09-29 20:52 ` David Abrahams
2002-09-29 23:00 ` Edward O'Connor
2002-09-29 23:31 ` David Abrahams
2002-09-30 9:11 ` David Kastrup
2002-09-30 12:04 ` David Abrahams
2002-09-30 12:48 ` David Kastrup
2002-09-30 13:52 ` David Abrahams
2002-09-30 19:10 ` Thomas F. Burdick
2002-09-30 20:14 ` David Abrahams
2002-10-01 7:31 ` Tim Cross
2002-10-01 10:42 ` David Abrahams
2002-10-01 11:36 ` David Kastrup
2002-10-01 12:15 ` David Abrahams
2002-10-02 7:42 ` Matthew Kennedy
2002-09-30 15:04 ` Heinz Rommerskirchen
2002-09-30 14:28 ` Kai Großjohann
2002-09-30 18:34 ` David Abrahams
2002-09-30 21:58 ` Krishnakumar B
2002-09-30 21:46 ` David Abrahams
2002-09-30 23:08 ` Krishnakumar B
2002-09-30 23:40 ` David Abrahams
2002-10-01 0:40 ` Christopher Browne
2002-10-01 0:13 ` David Abrahams
2002-10-01 2:28 ` Krishnakumar B
2002-10-01 2:57 ` David Abrahams [this message]
2002-10-01 15:06 ` Richard V. Molen
2002-10-01 15:25 ` David Abrahams
2002-10-01 16:59 ` Richard V. Molen
2002-10-01 16:43 ` David Abrahams
2002-10-01 18:10 ` Richard V. Molen
2002-09-29 21:26 ` Krishnakumar B
2002-09-29 22:16 ` David Abrahams
2002-10-03 18:30 ` frobware inc
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