GNU bug report logs - #39413
26.2; Emacs gets hung

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Message #34 received at 39413 <at> debbugs.gnu.org (full text, mbox):

From: Noam Postavsky <npostavs <at> gmail.com>
To: chiaki-ishikawa-thunderbird-account <chiaki.ishikawa <at> ubin.jp>
Cc: Eli Zaretskii <eliz <at> gnu.org>, 39413 <at> debbugs.gnu.org
Subject: Re: bug#39413: 26.2; Emacs gets hung
Date: Mon, 25 May 2020 08:15:29 -0400

chiaki-ishikawa-thunderbird-account <chiaki.ishikawa <at> ubin.jp> writes:

> Short of lisp function, maybe I can add message print out in alloc.c
> to print out such information so that it gets recorded in *Message*
> buffer.

> It is done only when gabage-collection-message is t and there should
> be some throttling mechanism to avoid spamming the user.

> Any pointer re the hook(s) short of rewriting alloc.c is
> appreciated. Well, if worst comes to worst, I don't mind rewriting
> alloc.c to create an array of fixed size to store the last dozen or so
> GC-related information that is updated before and after invocation of
> a certain GC entry point.
> I can print that out after a long GC to learn the memory situation.
> But that sounds a bit drastic. OTOH, it may be the only way to go.

That should probably work.  I see the current
garbage_collection_messages code uses message_nolog, I guess because
growing the *Messages* buffer could also trigger GC.

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