From: Po Lu <luangruo@yahoo.com>
To: Ihor Radchenko <yantar92@posteo.net>
Cc: Eli Zaretskii <eliz@gnu.org>, emacs-devel@gnu.org
Subject: Re: Concurrency via isolated process/thread
Date: Mon, 24 Jul 2023 21:31:30 +0800 [thread overview]
Message-ID: <87bkg11ln1.fsf@yahoo.com> (raw)
In-Reply-To: <87wmyp1oor.fsf@localhost> (Ihor Radchenko's message of "Mon, 24 Jul 2023 12:25:40 +0000")
Ihor Radchenko <yantar92@posteo.net> writes:
> But editing operations already loop over all the buffer markers. If a
> just dozen of extra buffer markers (one for each thread, in the worse
> case) are unacceptable, we should really do something about marker
> performance.
It is unacceptable because it is drastically more expensive than it is
today. No degree of optimization to the marker code will eliminate this
problem.
> Last time I wrote a thread code that had to work with buffer text, I had
> to store markers manually anyway. Otherwise, point position were always
> chaotic.
What happens if another thread deletes the text that surrounds point in
the thread your code is running in? Won't you have the same problem
then anyhow?
> And threads that will not work with buffer text, will only need to store
> a single marker.
>
> So, I do not see how the proposed approach will make things worse
> memory-wise.
I'm not concerned about the memory consumption. I'm concerned about
both the usability aspects of having even more disparate objects hold
point positions, and the slowdown.
next prev parent reply other threads:[~2023-07-24 13:31 UTC|newest]
Thread overview: 192+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-04 16:58 Concurrency via isolated process/thread Ihor Radchenko
2023-07-04 17:12 ` Eli Zaretskii
2023-07-04 17:29 ` Ihor Radchenko
2023-07-04 17:35 ` Eli Zaretskii
2023-07-04 17:52 ` Ihor Radchenko
2023-07-04 18:24 ` Eli Zaretskii
2023-07-05 11:23 ` Ihor Radchenko
2023-07-05 11:49 ` Eli Zaretskii
2023-07-05 12:40 ` Ihor Radchenko
2023-07-05 13:02 ` Lynn Winebarger
2023-07-05 13:10 ` Ihor Radchenko
2023-07-06 18:35 ` Lynn Winebarger
2023-07-07 11:48 ` Ihor Radchenko
2023-07-05 13:33 ` Eli Zaretskii
2023-07-05 13:35 ` Ihor Radchenko
2023-07-05 0:34 ` Po Lu
2023-07-05 11:26 ` Ihor Radchenko
2023-07-05 12:11 ` Po Lu
2023-07-05 12:44 ` Ihor Radchenko
2023-07-05 13:21 ` Po Lu
2023-07-05 13:26 ` Ihor Radchenko
2023-07-05 13:51 ` Eli Zaretskii
2023-07-05 14:00 ` Ihor Radchenko
2023-07-06 0:32 ` Po Lu
2023-07-06 10:46 ` Ihor Radchenko
2023-07-06 12:24 ` Po Lu
2023-07-06 12:31 ` Ihor Radchenko
2023-07-06 12:41 ` Po Lu
2023-07-06 12:51 ` Ihor Radchenko
2023-07-06 12:58 ` Po Lu
2023-07-06 13:13 ` Ihor Radchenko
2023-07-06 14:13 ` Eli Zaretskii
2023-07-06 14:47 ` Ihor Radchenko
2023-07-06 15:10 ` Eli Zaretskii
2023-07-06 16:17 ` Ihor Radchenko
2023-07-06 18:19 ` Eli Zaretskii
2023-07-07 12:04 ` Ihor Radchenko
2023-07-07 13:16 ` Eli Zaretskii
2023-07-07 14:29 ` Ihor Radchenko
2023-07-07 14:47 ` Eli Zaretskii
2023-07-07 15:21 ` Ihor Radchenko
2023-07-07 18:04 ` Eli Zaretskii
2023-07-07 18:24 ` Ihor Radchenko
2023-07-07 19:36 ` Eli Zaretskii
2023-07-07 20:05 ` Ihor Radchenko
2023-07-08 7:05 ` Eli Zaretskii
2023-07-08 10:53 ` Ihor Radchenko
2023-07-08 14:26 ` Eli Zaretskii
2023-07-09 9:36 ` Ihor Radchenko
2023-07-09 9:56 ` Po Lu
2023-07-09 10:04 ` Ihor Radchenko
2023-07-09 11:59 ` Eli Zaretskii
2023-07-09 13:58 ` Ihor Radchenko
2023-07-09 14:52 ` Eli Zaretskii
2023-07-09 15:49 ` Ihor Radchenko
2023-07-09 16:35 ` Eli Zaretskii
2023-07-10 11:30 ` Ihor Radchenko
2023-07-10 12:13 ` Po Lu
2023-07-10 12:28 ` Ihor Radchenko
2023-07-10 12:48 ` Po Lu
2023-07-10 12:53 ` Ihor Radchenko
2023-07-10 13:18 ` Po Lu
2023-07-10 13:09 ` Eli Zaretskii
2023-07-10 13:58 ` Ihor Radchenko
2023-07-10 14:37 ` Eli Zaretskii
2023-07-10 14:55 ` Ihor Radchenko
2023-07-10 16:03 ` Eli Zaretskii
2023-07-16 14:58 ` Ihor Radchenko
2023-07-17 7:55 ` Ihor Radchenko
2023-07-17 8:36 ` Po Lu
2023-07-17 8:52 ` Ihor Radchenko
2023-07-17 9:39 ` Po Lu
2023-07-17 9:54 ` Ihor Radchenko
2023-07-17 10:08 ` Po Lu
2023-07-24 8:42 ` Ihor Radchenko
2023-07-24 9:52 ` Po Lu
2023-07-24 10:09 ` Ihor Radchenko
2023-07-24 12:15 ` Po Lu
2023-07-24 12:25 ` Ihor Radchenko
2023-07-24 13:31 ` Po Lu [this message]
2023-07-24 13:53 ` Ihor Radchenko
2023-07-25 0:12 ` Po Lu
2023-07-25 4:28 ` Ihor Radchenko
2023-07-24 12:50 ` Eli Zaretskii
2023-07-24 13:15 ` Ihor Radchenko
2023-07-24 13:41 ` Eli Zaretskii
2023-07-24 14:13 ` Ihor Radchenko
2023-07-24 12:44 ` Eli Zaretskii
2023-07-24 13:02 ` Ihor Radchenko
2023-07-24 13:54 ` Eli Zaretskii
2023-07-24 14:24 ` Ihor Radchenko
2023-07-24 16:00 ` Eli Zaretskii
2023-07-24 16:38 ` Ihor Radchenko
2023-07-25 0:20 ` Po Lu
2023-07-25 4:36 ` Ihor Radchenko
2023-07-25 7:27 ` Po Lu
2023-07-25 7:59 ` Ihor Radchenko
2023-07-25 8:27 ` Po Lu
2023-07-25 8:45 ` Ihor Radchenko
2023-07-25 8:53 ` Po Lu
2023-07-25 9:03 ` Ihor Radchenko
2023-07-25 9:17 ` Po Lu
2023-07-25 9:27 ` Ihor Radchenko
2023-07-25 9:37 ` Po Lu
2023-07-25 12:40 ` Eli Zaretskii
2023-07-25 11:29 ` Eli Zaretskii
2023-07-25 11:52 ` Ihor Radchenko
2023-07-25 14:27 ` Eli Zaretskii
2023-07-09 17:13 ` Gregory Heytings
2023-07-10 11:37 ` Ihor Radchenko
2023-07-13 13:54 ` Gregory Heytings
2023-07-13 14:23 ` Ihor Radchenko
2023-07-07 0:21 ` Po Lu
2023-07-06 14:08 ` Eli Zaretskii
2023-07-06 15:01 ` Ihor Radchenko
2023-07-06 15:16 ` Eli Zaretskii
2023-07-06 16:32 ` Ihor Radchenko
2023-07-06 17:50 ` Eli Zaretskii
2023-07-07 12:30 ` Ihor Radchenko
2023-07-07 13:34 ` Eli Zaretskii
2023-07-07 15:17 ` Ihor Radchenko
2023-07-07 19:31 ` Eli Zaretskii
2023-07-07 20:01 ` Ihor Radchenko
2023-07-08 6:50 ` Eli Zaretskii
2023-07-08 11:55 ` Ihor Radchenko
2023-07-08 14:43 ` Eli Zaretskii
2023-07-09 9:57 ` Ihor Radchenko
2023-07-09 12:08 ` Eli Zaretskii
2023-07-09 14:16 ` Ihor Radchenko
2023-07-09 15:00 ` Eli Zaretskii
2023-07-09 12:22 ` Po Lu
2023-07-09 13:12 ` Eli Zaretskii
2023-07-10 0:18 ` Po Lu
2023-07-08 0:51 ` Po Lu
2023-07-08 4:18 ` tomas
2023-07-08 5:51 ` Po Lu
2023-07-08 6:01 ` tomas
2023-07-08 10:02 ` Ihor Radchenko
2023-07-08 19:39 ` tomas
2023-07-08 6:25 ` Eli Zaretskii
2023-07-08 6:38 ` Ihor Radchenko
2023-07-08 7:45 ` Eli Zaretskii
2023-07-08 8:16 ` Ihor Radchenko
2023-07-08 10:13 ` Eli Zaretskii
2023-07-07 13:35 ` Po Lu
2023-07-07 15:31 ` Ihor Radchenko
2023-07-08 0:44 ` Po Lu
2023-07-08 4:29 ` tomas
2023-07-08 7:21 ` Eli Zaretskii
2023-07-08 7:48 ` Po Lu
2023-07-08 10:02 ` Eli Zaretskii
2023-07-08 11:54 ` Po Lu
2023-07-08 14:12 ` Eli Zaretskii
2023-07-09 0:37 ` Po Lu
2023-07-09 7:01 ` Eli Zaretskii
2023-07-09 7:14 ` Po Lu
2023-07-09 7:35 ` Eli Zaretskii
2023-07-09 7:57 ` Ihor Radchenko
2023-07-09 8:41 ` Eli Zaretskii
2023-07-10 14:53 ` Dmitry Gutov
2023-07-09 9:25 ` Po Lu
2023-07-09 11:14 ` Eli Zaretskii
2023-07-09 11:23 ` Ihor Radchenko
2023-07-09 12:10 ` Po Lu
2023-07-09 13:03 ` Eli Zaretskii
2023-07-08 12:01 ` Ihor Radchenko
2023-07-08 14:45 ` Eli Zaretskii
2023-07-07 0:41 ` Po Lu
2023-07-07 12:42 ` Ihor Radchenko
2023-07-07 13:31 ` Po Lu
2023-07-07 0:27 ` Po Lu
2023-07-07 12:45 ` Ihor Radchenko
2023-07-06 0:27 ` Po Lu
2023-07-06 10:48 ` Ihor Radchenko
2023-07-06 12:15 ` Po Lu
2023-07-06 14:10 ` Eli Zaretskii
2023-07-06 15:09 ` Ihor Radchenko
2023-07-06 15:18 ` Eli Zaretskii
2023-07-06 16:36 ` Ihor Radchenko
2023-07-06 17:53 ` Eli Zaretskii
2023-07-07 0:22 ` Po Lu
2023-07-05 0:33 ` Po Lu
2023-07-05 2:31 ` Eli Zaretskii
2023-07-17 20:43 ` Hugo Thunnissen
2023-07-18 4:51 ` tomas
2023-07-18 5:25 ` Ihor Radchenko
2023-07-18 5:39 ` Po Lu
2023-07-18 5:49 ` Ihor Radchenko
2023-07-18 12:14 ` Hugo Thunnissen
2023-07-18 12:39 ` Async IO and queing process sentinels (was: Concurrency via isolated process/thread) Ihor Radchenko
2023-07-18 12:49 ` Ihor Radchenko
2023-07-18 14:12 ` Async IO and queing process sentinels Michael Albinus
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