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From: "Eric S. Raymond" <esr@thyrsus.com>
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Subject: Re: Strange hangs when visiting .el and .html files
Date: Wed, 7 Feb 2024 16:00:04 -0500
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To: Eli Zaretskii <eliz@gnu.org>
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Eli Zaretskii <eliz@gnu.org>:
> > Is this procedure documented anywhere?
> 
> Possibly etc/DEBUG, but I can give instructions, if that's what you
> need.
> 
> Basically, "gdb -p PID", where PID is the Emacs' process ID,
> preferably from the src directory of the tree from which Emacs was
> built (there's a .gdbinit file there that can help), then, when GDB
> shows it prompt "(gdb)", type "thread apply all bt", which will
> produce backtrace from every thread in the process.

I can budget time to work on thuis after the 15th. When I do, I will
make notes on what I learn and feed them back into etc/DEBUG.
-- 
		<a href="http://www.catb.org/~esr/">Eric S. Raymond</a>