From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Gregory Heytings Newsgroups: gmane.emacs.devel Subject: Re: Time to merge scratch/correct-warning-pos into master, perhaps? Date: Wed, 26 Jan 2022 18:36:04 +0000 Message-ID: References: <837darmygd.fsf@gnu.org> <58bb8030d59733b52b8d@heytings.org> <83r18zkmd5.fsf@gnu.org> <835yq9ls7j.fsf@gnu.org> <058b682b11240176288f@heytings.org> <83h79tjd2f.fsf@gnu.org> <058b682b11f58780b580@heytings.org> <83v8y8ij39.fsf@gnu.org> <6a5bb5a08b3d764611f9@heytings.org> <6a5bb5a08b6337d733c5@heytings.org> Mime-Version: 1.0 Content-Type: text/plain; format=flowed; charset=us-ascii Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="31331"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Alan Mackenzie , Eli Zaretskii , emacs-devel@gnu.org, larsi@gnus.org, mattiase@acm.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Jan 26 19:38:14 2022 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 1nCnBM-0007tN-Ln for ged-emacs-devel@m.gmane-mx.org; Wed, 26 Jan 2022 19:38:12 +0100 Original-Received: from localhost ([::1]:46200 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nCnBL-0004zz-7V for ged-emacs-devel@m.gmane-mx.org; Wed, 26 Jan 2022 13:38:11 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:60458) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nCn9P-0004Gh-KE for emacs-devel@gnu.org; Wed, 26 Jan 2022 13:36:11 -0500 Original-Received: from heytings.org ([95.142.160.155]:42938) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nCn9M-0006vp-Ny; Wed, 26 Jan 2022 13:36:11 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=heytings.org; s=20220101; t=1643222165; bh=9w9gmvPWnz8doCZN4nKb/qGo2AgFD+eDX/iaJW5DlY4=; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References:From; b=Ic9Trtl+l+SKbiRQAWajNzZ+7lwpJSXYZ/v6VpACP0HIY9hXTf7ZGjn9F2sJ1DZwv v0zTflVVftLpaPyTpuJ8LRNIJ7W+Z3tlVET28LzyQ6SyiFbMii8Lxx4U2C5AfvMaG2 77etTgJn4oDI7e+rO1FtxoGxZImJU5I/qSvbJ1rdJevm9LiukfQERHppjGStBaoX2D UqJSTxOkZvT+Nvi4/P/InwoJ68xQpOVMl/+PHr6uxrDgFaRdC++/K0lVZcJoJvV/c5 S8Kl/Cdl7sKL9CQKUlo6qtFq8b3lkRLEp3Oay1Q80c6oEK6m9zlrOxz0UDQ6Ru9yzX XrQdkF+vq57Ew== In-Reply-To: Received-SPF: pass client-ip=95.142.160.155; envelope-from=gregory@heytings.org; helo=heytings.org 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, SPF_HELO_PASS=-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" Xref: news.gmane.io gmane.emacs.devel:285445 Archived-At: >>> More importantly, I wonder how slowing down EQ by a factor of 2 can >>> end up costing 10% of runtime when running the test suite. I think >>> this deserves investigation. >> >> Do you have an idea how this could be investigated? > > Usually such slowdown don't come from everywhere at the same time. So > you need to "slice" our total time into subelements, and presumably some > of those elements show a higher slowdown, so you can focus on those and > start slicing them further. > > As you get closer to the source, the slowdown should become more marked. > Thanks a lot, I'll see what I can do.