From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Andrea Corallo Newsgroups: gmane.emacs.devel Subject: Re: MPS: weak hash tables Date: Mon, 08 Jul 2024 05:16:20 -0400 Message-ID: References: <-plQctKgNkvp-LJ9ov2QAiXQKxd9V-hI0yz_opRGxQtbknubCjH4rH2-ymgbw_Qr1ZhB1rtlmiEW8XtuIVNr7nR_Yj20AH6WkH6kUGp68g0=@protonmail.com> <_mNcR6ailVKpYHLxgfo_tJlYGeR0AQIzQWluspYYp5_g5pIIKkHLNfFkklQQgOKNiVW8jn8NS3i2dJ7_B2Qyx9v-Dq3MQ9mP8HNL30UWsqY=@protonmail.com> <878qyf4sgm.fsf@gmail.com> <878qye3l81.fsf@gmail.com> <86a5iu4tiy.fsf@gnu.org> <87msmu1uy5.fsf@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="30000"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: Gerd =?utf-8?Q?M=C3=B6llmann?= , Eli Zaretskii , pipcet@protonmail.com, emacs-devel@gnu.org To: Helmut Eller Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Jul 08 11:16:52 2024 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1sQkUO-0007ah-EH for ged-emacs-devel@m.gmane-mx.org; Mon, 08 Jul 2024 11:16:52 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sQkTz-00018E-2n; Mon, 08 Jul 2024 05:16:27 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sQkTw-00016P-2w for emacs-devel@gnu.org; Mon, 08 Jul 2024 05:16:24 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sQkTu-0003cm-0g; Mon, 08 Jul 2024 05:16:22 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=MIME-Version:Date:References:In-Reply-To:Subject:To: From; bh=jQhgNvoSkWNX9TJXVgHeDYLlkIqv5UrN0A9DwQsczWw=; b=PsYsP+iG5s9QFm5SPy+C szEvmKwEKnkiDtfvrlWkMXLggjUEq3lyFEkrEMmHU7jKX1owXqO4hQgK8FDGhFEaFI3A+Q6F9DK9n UiEadQ++A9ir/8+p+07V8x4UwoHMFlU0Z7DmMtzFC2pRvY+35RP88r87XER6ZlvFht5zfhVJ+ua10 MHprrlReXGCkf4o9PNMOnSrEcTw0QwtlVbZeh/5gopOEZz91q2To2wfUO4C+085Wn7jyo7hDfSotT t8u7MbuepxUn4mJSBiT4OCxwlT+5SveHOmYZkvXa7u87yEjHMC9S0kar5PlVh2a0KY5YPxg9vLGJy +GyuJAYPkw2ZUA==; Original-Received: from acorallo by fencepost.gnu.org with local (Exim 4.90_1) (envelope-from ) id 1sQkTs-00007L-GR; Mon, 08 Jul 2024 05:16:20 -0400 In-Reply-To: <87msmu1uy5.fsf@gmail.com> (Helmut Eller's message of "Sat, 06 Jul 2024 16:00:50 +0200") X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:321529 Archived-At: Helmut Eller writes: > On Sat, Jul 06 2024, Gerd M=C3=B6llmann wrote: > >> Helmut, could you please see if that helps with the pi code? > > Yes, it helps: > > ./src/emacs -Q -batch -l \ > ~/.emacs.d/elpa/elisp-benchmarks-1.14/elisp-benchmarks.el --eval \ > '(elisp-benchmarks-run "pidigits" nil 1)' > > finishes and requires 41.82 seconds compared to the 12.26 of the non-MPS > version. And it uses something like 2.8 GB compared to 350 MB of the > non-MPS version (estimated by looking at the RES column in top). Such a difference in memory footprint is because MPS can't GC at the speed the main thread is allocating or for some other reason? Andrea