Re: How to make agenda generation faster

[Marcin Borkowski <mbork@mbork.pl>]

On 2018-10-11, at 21:59, Samuel Wales <samologist@gmail.com> wrote:

> i too visit all files when emacs starts.
>
> are we saying that the speed depends on the number of headlines total
> or the number of headlines in a single file among the agenda files?

Probably the former...?

>
> On 10/11/18, Marcin Borkowski <mbork@mbork.pl> wrote:
>>
>> On 2018-10-11, at 08:48, Michael Welle <mwe012008@gmx.net> wrote:
>>
>>> Hello,
>>>
>>> Marcin Borkowski <mbork@mbork.pl> writes:
>>>
>>>> On 2018-10-08, at 09:20, Michael Welle <mwe012008@gmx.net> wrote:
>>> [...]
>>>>> Well, on my laptop the initial agenda run takes about 7s or so (150
>>>>> agenda files) using the current day/week agenda ("a"). All subsequent
>>>>> (after loading the files) agenda runs are fast (split second I would
>>>>> say). I had some performance issues in the past caused by SCM. Emacs
>>>>> tried to check if every file is checked out in the latest version. That
>>>>> slowed down the process a lot (starting 150 mercurial processes in
>>>>> sequential order, checking results, etc.). The initial run doesn't
>>>>> bother me much. I bound the initial agenda run to an idle timer at
>>>>> Emacs
>>>>> start.
>>>>
>>>> Interesting.  I did not notice such differences between the first and
>>>> subsequent runs.
>>> I thought that behaviour is natural, scanning dirs for files and opening
>>> them is a costly operation. But a week ago I changed from rotating rust
>>> to solid state disks and that behaviour did not change much. I expected
>>> a speed up, but mee.
>>
>> Ah, I have /visiting/ all my agenda files (but not generating the agenda
>> itself) in my init.el.
>>
>> That explains a lot.
>>
>> Best,
>>
>> --
>> Marcin Borkowski
>> http://mbork.pl
>>
>>


-- 
Marcin Borkowski
http://mbork.pl