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From: Carsten Dominik <dominik@science.uva.nl>
To: Samuel Wales <samologist@gmail.com>
Cc: emacs-orgmode@gnu.org
Subject: Re: ido slow for outline path completion
Date: Sun, 21 Dec 2008 12:49:26 +0100	[thread overview]
Message-ID: <E3C6E8DF-46A3-4266-BFA0-7DE83E13F8A8@uva.nl> (raw)
In-Reply-To: <20524da70812181557m79252c30hc941fe5965f917e8@mail.gmail.com>

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On Dec 19, 2008, at 12:57 AM, Samuel Wales wrote:

> Hi Carsten,
> On Mon, Dec 15, 2008 at 02:36, Carsten Dominik  
> <dominik@science.uva.nl> wrote:
>> 1. Compile Org!  Are you using byte-compiled files?
>>   In a case like this, the differences may be significant.
> Always!  :)
>> 4. Create the list of headings with full outline path
>>   in a single path of the file, similar to the tags matcher.
>>   This would avoid the N^2 operation I discussed above.
> Single pass?  Very nice.
>> There is also a new variable `org-goto-max-level' with
>> a default of 5.
> Excellent.  Might also be useful to unify the syntax for
> org-goto, org-refile, remember.

Hi Samuel,

could you expand a bit on what you meant here?

- Carsten

>> This should be *a lot* faster now.  Thanks for the report!
> Almost instantaneous in many cases.
> However, when I do org-refile as full path (not basenames),
> it sometimes takes 45 seconds.
> I haven't narrowed it down yet.  Emacs just freezes.
> Every character I type from that point on takes another 45
> seconds or so.  Deletes also take that long until I get back
> to the place where it was fast.  At that point it is fast
> again.
> The difference from before is that before, it occurred
> before the minibuffer showed the candidates, while now it
> occurs in the middle of entering the selection string.
> Discontiguity might something to do with it -- sometimes it
> happens when the character typed is different from the next
> char in the target.  Maybe the candidate list needs lots of
> searching in that case.  Maybe it is starting from the
> beginning to match against the path?
> I have not noticed this happening when I use basenames in
> org-refile ido.  This leads me to conjecture that it might
> be the size of the full paths.  Maybe too much stuff for the
> ido flex matcher to consider.  uniquify-style disambiguation
> might help by reducing the number of characters.
> It might or might not have something to do with typing a
> space that exists next in the target -- or not typing the
> same.  Another possible hint is that sometimes, typing a
> space inserts a slash.  Not sure why.
> As I said, I have not narrowed down the exact cases.  If you
> have a priori ideas, please let me know and I will try them.
> Thank you very much.
> -- 
> Myalgic encephalomyelitis denialists are knowingly causing further
> suffering and death by opposing biomedical research on this serious
> infectious disease.  Do you care about the world?
> http://www.meactionuk.org.uk/What_Is_ME_What_Is_CFS.htm

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  parent reply	other threads:[~2008-12-21 11:49 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-12 20:04 ido slow for outline path completion Samuel Wales
2008-12-15  9:36 ` Carsten Dominik
2008-12-18 23:57   ` Samuel Wales
2008-12-19  8:39     ` Carsten Dominik
2008-12-19 18:04       ` Samuel Wales
2008-12-19 22:32         ` Samuel Wales
2008-12-21 11:49           ` Carsten Dominik
2008-12-21 11:49     ` Carsten Dominik [this message]
2008-12-21 21:24       ` Samuel Wales
2008-12-22  8:30         ` Carsten Dominik
2008-12-23 19:40           ` Samuel Wales

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