From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Kangas Newsgroups: gmane.emacs.bugs Subject: bug#50877: 28.0.50; Gnus: nnimap backend is extremely slow to initialise new groups Date: Wed, 29 Sep 2021 02:11:14 -0700 Message-ID: References: <87ee98pf11.fsf@precedence.co.uk> <87bl4c4c6q.fsf@ericabrahamsen.net> <87pmssqsd2.fsf@precedence.co.uk> <8735ponh32.fsf@ericabrahamsen.net> <87czordhwh.fsf@gnus.org> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="9270"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: Eric Abrahamsen , 50877@debbugs.gnu.org, Morgan Willcock To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Sep 29 11:12:14 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1mVVdO-0002CZ-3d for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 29 Sep 2021 11:12:14 +0200 Original-Received: from localhost ([::1]:52492 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mVVdM-0000WB-SO for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 29 Sep 2021 05:12:12 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:40830) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mVVdC-0000SY-E3 for bug-gnu-emacs@gnu.org; Wed, 29 Sep 2021 05:12:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:36233) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mVVdC-0008Lb-4i for bug-gnu-emacs@gnu.org; Wed, 29 Sep 2021 05:12:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mVVdC-0003ev-0h for bug-gnu-emacs@gnu.org; Wed, 29 Sep 2021 05:12:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Kangas Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 29 Sep 2021 09:12:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 50877 X-GNU-PR-Package: emacs Original-Received: via spool by 50877-submit@debbugs.gnu.org id=B50877.163290668314000 (code B ref 50877); Wed, 29 Sep 2021 09:12:01 +0000 Original-Received: (at 50877) by debbugs.gnu.org; 29 Sep 2021 09:11:23 +0000 Original-Received: from localhost ([127.0.0.1]:47776 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mVVcY-0003dj-SY for submit@debbugs.gnu.org; Wed, 29 Sep 2021 05:11:23 -0400 Original-Received: from mail-pg1-f172.google.com ([209.85.215.172]:35591) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mVVcX-0003dW-5S for 50877@debbugs.gnu.org; Wed, 29 Sep 2021 05:11:21 -0400 Original-Received: by mail-pg1-f172.google.com with SMTP id e7so2054722pgk.2 for <50877@debbugs.gnu.org>; Wed, 29 Sep 2021 02:11:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:in-reply-to:references:user-agent :mime-version:date:message-id:subject:to:cc; bh=k3/ppUiqNwH8lNPPoSiBA/1pazF/4GpaqTeYIH0UnjU=; b=m1xD6dYNRkrouquBdjiQZaGSZEMREiRPeBXV1NnKlwJUG4ak0a5lb/VAK+o3pi/iVZ elBJEUycfs69mWYKdinFyD/5U6wyODgljCQ0CZthMyonYXUNhKfyaBJ93HR8euvZvD+J F4ZRy71dYehKh2nlaDkJzGBl1tJ5ADcPGEZ6jri8UWBF9dM4kdFvGagC2I2/TtdawMAt 9Ym3Hn7ZQTI2w9jfeqiRMMLGJbfEtHs3onUIk6WKNvky4/GJ8vXD8pA5Fx4UM3iU6jXM DnBIK4/ypkX0DKZuxT7xPWTk4l4nd6GR+JLyJ7AsYIGhaxI9mfU4Lq+H9/6lJN7cqXm3 ytfQ== X-Gm-Message-State: AOAM532vZXxTzwAsuQCmbXqlb2KZcrwrDO3GTO+eIcG/gYM2ADW7zBgb V0T8AHV27sVhuYshwMZmjh9a9WM3tgpLBknWULE= X-Google-Smtp-Source: ABdhPJwTP1vqFseP4Zg1bddrS60aZreq7XvyfgjF09/PWptlV34Pci6EaLFd5Er823Pb1H66ankq4DD5jveKeZWUrbg= X-Received: by 2002:a63:6941:: with SMTP id e62mr8675383pgc.114.1632906675405; Wed, 29 Sep 2021 02:11:15 -0700 (PDT) Original-Received: from 753933720722 named unknown by gmailapi.google.com with HTTPREST; Wed, 29 Sep 2021 02:11:14 -0700 In-Reply-To: <87czordhwh.fsf@gnus.org> (Lars Ingebrigtsen's message of "Wed, 29 Sep 2021 08:18:06 +0200") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:215824 Archived-At: Lars Ingebrigtsen writes: >> I'm cc'ing Lars and Stefan Kangas, who are the most "involved" here. The >> benchmarks are gruesome: > > Yeah, sounds like that commit has to be reverted. Agreed. We should also add a comment about why we shouldn't use `seq-difference' here.