From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: =?utf-8?Q?Gerd_M=C3=B6llmann?= Newsgroups: gmane.emacs.devel Subject: Re: MPS: weak hash tables Date: Sun, 07 Jul 2024 21:36:59 +0200 Message-ID: References: <87msmtxkpy.fsf@gmail.com> <87ed85xj67.fsf@gmail.com> <8734olxcdj.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="9153"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: Helmut Eller , Ihor Radchenko , Eli Zaretskii , emacs-devel@gnu.org To: Pip Cet Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sun Jul 07 21:38:01 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 1sQXhw-00029A-D1 for ged-emacs-devel@m.gmane-mx.org; Sun, 07 Jul 2024 21:38:00 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sQXh4-0003Wf-M2; Sun, 07 Jul 2024 15:37:06 -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 1sQXh2-0003Us-S8 for emacs-devel@gnu.org; Sun, 07 Jul 2024 15:37:04 -0400 Original-Received: from mail-ed1-x536.google.com ([2a00:1450:4864:20::536]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sQXh1-0002q8-8z; Sun, 07 Jul 2024 15:37:04 -0400 Original-Received: by mail-ed1-x536.google.com with SMTP id 4fb4d7f45d1cf-58b447c51bfso3952366a12.2; Sun, 07 Jul 2024 12:37:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1720381021; x=1720985821; darn=gnu.org; h=content-transfer-encoding:mime-version:user-agent:message-id:date :references:in-reply-to:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=4DC0TaOy0zAOJuHAZjxy0/YWgREqv8jlII3+OvFvqNo=; b=Vv3JVZLOg9jDOk7UGL5Ie0T0a/VX0/k6I+gQpXtvDPVM3LoazpQlbSVacz6M4e7LGE tBSdaHEZaqV9t3mst8kvuVsQ2MnfUsS1uoEtrAVaTFR2e0SHKO/nXlvkUW1FSpH3TEgl 4q9I62pOG1gGSS+Nv2aw5Gj8f4zTSTI6rmX/JLSXK/TGFWM5B36Yv5BvQZmgtbf6d78a LFIpAo8Kx3C0aZdBVnd3Cq59fS9+U0OMOut6PFxuTIrPfkJgbrm5B71ETeKgtj7STqBS V6tbh1wuoEMaTCZJijou+TzYepNkggIxAO78t5C08RynaJtEwiyzrxjMd/27YOw2XFTH qN8A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1720381021; x=1720985821; h=content-transfer-encoding:mime-version:user-agent:message-id:date :references:in-reply-to:subject:cc:to:from:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=4DC0TaOy0zAOJuHAZjxy0/YWgREqv8jlII3+OvFvqNo=; b=aikODSu19sAdaxJNqe7iNsIOb9MNSt8+sckO9n/q7c9MyshzG7d5rGHyp1BYARMCtY sraMSa4TkAfkmsf3eAQQofFH4Wc88hDPc+b6AJAsUIihizJWItgno9FHunv3+wa3DMwr nvqhDK4IRDEp/GfFJaIeHuwofKTH4+yEgXDW2GvcvdpZkxMI1T+CR0cNAktqSHcmUR2t DRN2/o2UKIZ/+LxB/dXM2cpzm7/e5majXyPj76XIWdlA3CJB79lLwwIRPI1tPNBgBV9b WM+73tI61Fw8M7iMFHTqDIE8aToKEluRp5qsSMzZAaRMimOOoosB+kog95tDZNUj+7Qy 5y/g== X-Forwarded-Encrypted: i=1; AJvYcCWZMj4d5LljTMAu9BmJpUlZ73lR/fE7/pF7FmbqETvHory88MvM6LbjMvNY9uXGoU1hWqGSnmLIaXOB4CO7pH6OVzSRmr9AGN+dznH8/iLPYw8= X-Gm-Message-State: AOJu0Yy6fsau0R75yUK5HbaM57ulC03Ar6YUWf9SLchUzG0X5HHFKfXk zVjTQ9UCbfTU6wtc5R6X3plK1nkkyFnd+/b1FBeKWMo/Q/MHVCtnzo6ZfA== X-Google-Smtp-Source: AGHT+IEDNPWFUccojH/yOUWlxKBrSWxa5N/XRfhZE7LKlJgxYklgHYk/QnOrtkPz5FlWxoPM9sXeaA== X-Received: by 2002:a17:906:e2ce:b0:a77:c95e:9b1c with SMTP id a640c23a62f3a-a77c95ea40bmr440653066b.27.1720381020824; Sun, 07 Jul 2024 12:37:00 -0700 (PDT) Original-Received: from pro2.fritz.box (p4fe3a778.dip0.t-ipconnect.de. [79.227.167.120]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a77dc48e56asm197219766b.83.2024.07.07.12.37.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 07 Jul 2024 12:37:00 -0700 (PDT) In-Reply-To: (Pip Cet's message of "Sun, 07 Jul 2024 19:31:20 +0000") Received-SPF: pass client-ip=2a00:1450:4864:20::536; envelope-from=gerd.moellmann@gmail.com; helo=mail-ed1-x536.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action 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:321519 Archived-At: Pip Cet writes: > On Sunday, July 7th, 2024 at 19:00, Gerd M=C3=B6llmann wrote: >> Helmut Eller eller.helmut@gmail.com writes: >>=20 >> > On Sun, Jul 07 2024, Gerd M=C3=B6llmann wrote: >> >=20 >> > > Helmut, I seem to remember that you had 3 points on your list that >> > > needed investigation, pi, ert-test, and something else I can't find = now >> > > and don't remember. >> > >=20 >> > > Could you please remind me, or am I misremembering? >> >=20 >> > The third was some form of heap size limit. Maybe >> > mps_arena_commit_limit_set is what I want. I'd have to try it. >>=20 >>=20 >> Ah right, thanks! The strange behaviour when set via MPS_KEY_... etc. > > I looked into that briefly, and believe it happens only when we hit > the memory limit. Does that match what you're seeing? Not sure. IIRC, I used 1 << 30, and got the assertion when dumping. I don't know if Emacs uses 1G for dumping.