Re: X wizard needed

[Jan D.]

måndagen den 20 januari 2003 kl 01.50 skrev Richard Stallman:

> [I sent this message a few weeks ago but did not get a response.
> I hope we have someone who can help.]
>
>
> Is there someone who knows how to trace X commands
> to see what Emacs is sending that causes this memory leak?
> Please send me mail if you can do it.

I can take a look.  xmon can be used to trace X traffic.  It is possible
that some X window is not deleted when updating the menus.  But I'll see
if I can find anything.

        Jan D.

> Date: Thu, 9 Jan 2003 15:02:47 +0000
> From: Alan Morgan <address@hidden>
> To: address@hidden
> Subject: Sun X server memory leak when running emacs 21.2
> Sender: address@hidden
>
> This bug report will be sent to the Free Software Foundation,
> not to your local site managers!
> Please write in English, because the Emacs maintainers do not have
> translators to read other languages for them.
>
> Your bug report will be posted to the address@hidden mailing list,
> and to the gnu.emacs.bug news group.
>
> In GNU Emacs 21.2.2 (sparc-sun-solaris2.6, OSF/Motif Version 1.2.6)
>  of 2002-08-08 on athene
> configured using `configure  --with-x-toolkit=motif 
> --prefix=/usr/local/src/edcad/gnu'
> Important settings:
>   value of $LC_ALL: nil
>   value of $LC_COLLATE: nil
>   value of $LC_CTYPE: nil
>   value of $LC_MESSAGES: nil
>   value of $LC_MONETARY: nil
>   value of $LC_NUMERIC: nil
>   value of $LC_TIME: nil
>   value of $LANG: C
>   locale-coding-system: nil
>   default-enable-multibyte-characters: t
>
> Please describe exactly what actions triggered the bug
> and the precise symptoms of the bug:
>
> On Sun Solaris 2.6, when running emacs 21.2 with the menu bar enabled, the 
> Sun
> X server's memory usage increases with time, eventually making the machine
> unreasonably slow.  This does not occur in emacs 20, nor in 21.2 if the 
> menu
> bar is disabled.
>
> To see the behaviour, start an X login session, monitor the virtual memory
> size of the Xsun process, and start a vanilla emacs with emacs -q. When 
> emacs
> processes commands, the Xsun memory usage is seen to rise, usually in 
> chunks
> of around 4-32k at a time. Opening files (with C-x C-f) and killing buffers
> (C-x C-k), with no other activity, seems to show the behaviour. If emacs 
> is
> left undisturbed (no input) then the memory usage does not rise but stays
> constant, however doing C-x C-f then causes a rise again, even C-x C-f C-g,
> i.e. an aborted find file has the same effect.
>
> I am aware that this could be a bug in Xsun, not in emacs, but I'm sorry 
> I
> don't know enough about the internals of X to know whether it is possible 
> for
> an application to legitimately cause the Xsun process to expand, or if this
> has to imply a bug in the X implementation. I'd be interested to know 
> which is
> at fault.
>
> Best Regards,
>
> Alan
>
> -
> --
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