From: Yuan Fu <casouri@gmail.com>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: emacs-devel@gnu.org
Subject: Re: treesitter local parser: huge slowdown and memory usage in a long file
Date: Mon, 27 May 2024 15:05:22 -0700 [thread overview]
Message-ID: <13F12132-4E95-43A8-BC24-0C7187426DAF@gmail.com> (raw)
In-Reply-To: <jwv1q5p9pb7.fsf-monnier+emacs@gnu.org>
> On May 25, 2024, at 9:23 PM, Stefan Monnier via Emacs development discussions. <emacs-devel@gnu.org> wrote:
>
>> The only problem is to decide how long a history of updated ranges do we
>> keep for each parser. The 100% correct approach is to maintain a separate
>> history for each consumer, and never throw away old ranges until the
>> consumer consumes them. But then you risk wasting memory if some consumer
>> never consumes the ranges. To handle that we can add a hard limit. But then
>> this hard limit might be too low for some edge case… We can make this hard
>> limit configurable, and if we ever encountered a case where this hard limit
>> is not enough and there’s no way around it (unlikely), we can instruct users
>> or lisp program to increase it.
>
> Side note: the above is fairly close to describing `track-changes.el`.
> [ where I don't have any hard limit, currently. ]
>
I see. I suppose you had to shift “modified region” around according to later edits, right?
Yuan
next prev parent reply other threads:[~2024-05-27 22:05 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-20 2:18 treesitter local parser: huge slowdown and memory usage in a long file Yuan Fu
2024-04-20 19:14 ` Vincenzo Pupillo
2024-04-23 5:09 ` Yuan Fu
2024-05-06 2:04 ` Dmitry Gutov
2024-05-09 0:16 ` Yuan Fu
2024-05-12 23:44 ` Dmitry Gutov
2024-05-22 5:51 ` Yuan Fu
2024-05-22 23:42 ` Dmitry Gutov
2024-05-27 22:03 ` Yuan Fu
2024-05-27 22:24 ` Dmitry Gutov
2024-06-04 4:53 ` Yuan Fu
2024-06-04 8:19 ` Vincenzo Pupillo
2024-06-04 15:01 ` Eli Zaretskii
2024-06-04 20:44 ` Vincenzo Pupillo
2024-06-06 23:59 ` Dmitry Gutov
2024-06-07 0:13 ` Dmitry Gutov
2024-06-11 16:36 ` Yuan Fu
2024-05-26 4:23 ` Stefan Monnier via Emacs development discussions.
2024-05-27 22:05 ` Yuan Fu [this message]
2024-05-27 22:34 ` Stefan Monnier
-- strict thread matches above, loose matches on Subject: below --
2024-02-11 21:53 Vincenzo Pupillo
2024-02-12 4:16 ` Yuan Fu
2024-02-12 14:09 ` Eli Zaretskii
2024-02-13 8:15 ` Yuan Fu
2024-02-13 9:39 ` Vincenzo Pupillo
2024-02-13 12:59 ` Eli Zaretskii
2024-02-13 0:50 ` Dmitry Gutov
2024-02-13 8:08 ` Yuan Fu
2024-02-18 3:37 ` Dmitry Gutov
2024-02-19 5:53 ` Yuan Fu
2024-03-21 6:39 ` Yuan Fu
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