From: Ihor Radchenko <yantar92@posteo.net>
To: Helmut Eller <eller.helmut@gmail.com>
Cc: "Gerd Möllmann" <gerd.moellmann@gmail.com>,
"Eli Zaretskii" <eliz@gnu.org>,
emacs-devel@gnu.org
Subject: Re: MPS: profiler
Date: Fri, 21 Jun 2024 07:36:42 +0000 [thread overview]
Message-ID: <87sex6ags5.fsf@localhost> (raw)
In-Reply-To: <87tthm3gq2.fsf@gmail.com>
Helmut Eller <eller.helmut@gmail.com> writes:
>> I'd guess that just "touching" Lisp objects in the SIGPROF handler can
>> be problematic because these objects themselves can be behind a barrier,
>> either the same that MPS is currently working on when it got interrupted
>> or another one.
>
> Perhaps dflt_scan should block SIGPROF while it is running. Or perhaps
> dflt_scan should set some global flag while it running so that the
> profiler knows that it's too dangerous to touch anything. Any better
> ideas?
May you infer from the backtrace whether MPS "freezes" everything at the
time when segfault triggers? If it does, such freezes should probably be
recorded by the profiler and accumulated in "GC" entry in the profiler
report, as we do it on master. Otherwise, profiler will be missing some
data.
--
Ihor Radchenko // yantar92,
Org mode contributor,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>
next prev parent reply other threads:[~2024-06-21 7:36 UTC|newest]
Thread overview: 106+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-20 19:25 MPS: profiler Ihor Radchenko
2024-06-20 19:40 ` Eli Zaretskii
2024-06-20 19:48 ` Ihor Radchenko
2024-06-20 19:58 ` Gerd Möllmann
2024-06-20 20:29 ` Ihor Radchenko
2024-06-21 5:57 ` Gerd Möllmann
2024-06-21 6:17 ` Eli Zaretskii
2024-06-21 6:54 ` Gerd Möllmann
2024-06-21 7:16 ` Eli Zaretskii
2024-06-21 7:32 ` Gerd Möllmann
2024-06-21 7:19 ` Helmut Eller
2024-06-21 7:36 ` Ihor Radchenko [this message]
2024-06-21 7:44 ` Helmut Eller
2024-06-21 7:51 ` Gerd Möllmann
2024-06-21 8:21 ` Helmut Eller
2024-06-21 8:31 ` Gerd Möllmann
2024-06-21 10:45 ` Eli Zaretskii
2024-06-21 11:47 ` Gerd Möllmann
2024-06-21 12:01 ` Helmut Eller
2024-06-21 12:09 ` Ihor Radchenko
2024-06-21 12:42 ` Helmut Eller
2024-06-21 12:51 ` Ihor Radchenko
2024-06-21 14:49 ` MPS make-thread (was: MPS: profiler) Helmut Eller
2024-06-21 15:20 ` MPS make-thread Gerd Möllmann
2024-06-21 15:33 ` Gerd Möllmann
2024-06-21 15:42 ` Helmut Eller
2024-06-21 16:46 ` Gerd Möllmann
2024-06-21 18:31 ` Gerd Möllmann
2024-06-21 19:58 ` Ihor Radchenko
2024-06-21 20:10 ` Gerd Möllmann
2024-06-22 18:52 ` Ihor Radchenko
2024-06-22 19:17 ` Eli Zaretskii
2024-06-23 3:18 ` Gerd Möllmann
2024-06-23 4:54 ` Gerd Möllmann
2024-06-23 6:19 ` Eli Zaretskii
2024-06-23 5:53 ` Eli Zaretskii
2024-06-23 6:45 ` Gerd Möllmann
2024-06-23 8:53 ` Eli Zaretskii
2024-06-23 9:36 ` Gerd Möllmann
2024-06-23 10:21 ` Gerd Möllmann
2024-06-23 10:27 ` Gerd Möllmann
2024-06-23 13:19 ` Eli Zaretskii
2024-06-23 14:16 ` Gerd Möllmann
2024-06-26 11:20 ` Ihor Radchenko
2024-06-26 11:25 ` Gerd Möllmann
2024-06-22 19:26 ` Gerd Möllmann
2024-06-22 6:29 ` Eli Zaretskii
2024-06-22 18:53 ` Ihor Radchenko
2024-06-22 19:04 ` Eli Zaretskii
2024-06-22 19:17 ` Ihor Radchenko
2024-06-22 18:13 ` Helmut Eller
2024-06-22 18:31 ` Gerd Möllmann
2024-06-25 18:42 ` MPS native subrs (was: MPS make-thread) Helmut Eller via Emacs development discussions.
2024-06-25 20:10 ` MPS native subrs Gerd Möllmann
2024-06-25 20:48 ` Gerd Möllmann
2024-06-26 6:31 ` Helmut Eller
2024-06-26 7:00 ` Gerd Möllmann
2024-06-26 13:45 ` Eli Zaretskii
2024-06-26 14:18 ` Gerd Möllmann
2024-06-26 15:15 ` Helmut Eller
2024-06-26 17:12 ` Gerd Möllmann
2024-06-26 13:30 ` Eli Zaretskii
2024-06-26 13:34 ` Eli Zaretskii
2024-06-26 4:55 ` Gerd Möllmann
2024-06-26 13:36 ` Eli Zaretskii
2024-06-26 13:26 ` MPS native subrs (was: MPS make-thread) Eli Zaretskii
2024-06-26 14:41 ` MPS native subrs Andrea Corallo
2024-06-21 12:43 ` MPS: profiler Gerd Möllmann
2024-06-21 16:11 ` Ihor Radchenko
2024-06-21 12:41 ` Gerd Möllmann
2024-06-21 14:10 ` Eli Zaretskii
2024-06-21 16:09 ` Ihor Radchenko
2024-06-21 16:22 ` Gerd Möllmann
2024-06-21 18:51 ` Ihor Radchenko
2024-06-21 18:58 ` Gerd Möllmann
2024-06-21 19:23 ` Ihor Radchenko
2024-06-21 19:50 ` Gerd Möllmann
2024-06-21 20:02 ` Ihor Radchenko
2024-06-22 6:37 ` Eli Zaretskii
2024-06-21 7:43 ` Gerd Möllmann
2024-06-21 7:50 ` Ihor Radchenko
2024-06-21 7:53 ` Gerd Möllmann
2024-06-21 10:39 ` Eli Zaretskii
2024-06-21 10:57 ` Ihor Radchenko
2024-06-21 10:58 ` Eli Zaretskii
2024-06-21 11:20 ` Ihor Radchenko
2024-06-21 11:29 ` Eli Zaretskii
2024-06-21 11:33 ` Gerd Möllmann
2024-06-21 19:55 ` Dmitry Gutov
2024-06-21 16:12 ` Ihor Radchenko
2024-06-21 18:48 ` Eli Zaretskii
2024-06-21 10:49 ` Pip Cet
2024-06-21 10:56 ` Eli Zaretskii
2024-06-21 5:56 ` Eli Zaretskii
2024-06-21 6:14 ` Ihor Radchenko
2024-06-20 19:50 ` Gerd Möllmann
2024-06-20 20:02 ` Ihor Radchenko
2024-06-21 5:58 ` Eli Zaretskii
2024-06-21 6:16 ` Ihor Radchenko
2024-06-21 8:23 ` Pip Cet
2024-06-21 8:43 ` Ihor Radchenko
2024-06-21 8:50 ` Gerd Möllmann
2024-06-21 10:43 ` Eli Zaretskii
2024-06-21 11:00 ` Pip Cet
2024-06-21 11:09 ` Eli Zaretskii
2024-06-21 11:39 ` Gerd Möllmann
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