From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#74311: Long startup time on windows (with simple fix) Date: Thu, 02 Jan 2025 08:14:11 +0200 Message-ID: <86h66hlp3g.fsf@gnu.org> References: <86v7wtkj5c.fsf@gnu.org> <86ttcdkeuu.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="14238"; mail-complaints-to="usenet@ciao.gmane.io" Cc: vladimir.sironja@gmail.com, 74311-done@debbugs.gnu.org To: Stefan Kangas Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Jan 02 07:15:38 2025 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 1tTEUb-0003YX-Tf for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 02 Jan 2025 07:15:38 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tTEUG-0004cZ-Jb; Thu, 02 Jan 2025 01:15:16 -0500 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 1tTEU8-0004Wn-6D for bug-gnu-emacs@gnu.org; Thu, 02 Jan 2025 01:15:10 -0500 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1tTEU5-0006ja-Cr for bug-gnu-emacs@gnu.org; Thu, 02 Jan 2025 01:15:07 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=debbugs.gnu.org; s=debbugs-gnu-org; h=MIME-version:References:In-Reply-To:From:Date:To:Subject; bh=Sti0Kqo7NIviSokdSUi5+jsuis62c4RnWq590VSr5pQ=; b=BCMHFa/R9EeoIUBtzazdoc8EZxNvTlCeMGw7rhcpnM3XA2a6sl62AT35yjuTlpM4gv0OTRh/1gRe+0RwT0pA8PwOAOkehqMh6CnWeoaUwRiqsIPByjxYiU7IxoYH8LxCJKuQuX7ghMsUhXp1jCoefqAYclMSgc2AYS6w03NobY5xk+t8Fg4Rut5xY9/nwXGu+3n2PcR3NoEZqIsX0poCn9VsfsW/0Wdj5g9wGsMILbHOCoA1eRu15vv4cWpjwP8Q4v15vWka00axqgAKHUpiH0JE0OLnCtDab6K5Q23Xogx6LIfRDj+ZJ6t/OjdIj4Hc8wDN5OWKhmyBfldZ2SWbeA==; Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1tTEU5-0006KD-6K for bug-gnu-emacs@gnu.org; Thu, 02 Jan 2025 01:15:05 -0500 Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-To: bug-gnu-emacs@gnu.org Resent-Date: Thu, 02 Jan 2025 06:15:04 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: cc-closed 74311 X-GNU-PR-Package: emacs Mail-Followup-To: 74311@debbugs.gnu.org, eliz@gnu.org, vladimir.sironja@gmail.com Original-Received: via spool by 74311-done@debbugs.gnu.org id=D74311.173579847424199 (code D ref 74311); Thu, 02 Jan 2025 06:15:04 +0000 Original-Received: (at 74311-done) by debbugs.gnu.org; 2 Jan 2025 06:14:34 +0000 Original-Received: from localhost ([127.0.0.1]:42420 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1tTETZ-0006IE-SB for submit@debbugs.gnu.org; Thu, 02 Jan 2025 01:14:34 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:49656) by debbugs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1tTETX-0006HW-86 for 74311-done@debbugs.gnu.org; Thu, 02 Jan 2025 01:14:32 -0500 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 1tTETR-0006ge-Sr; Thu, 02 Jan 2025 01:14:25 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=MIME-version:References:Subject:In-Reply-To:To:From: Date; bh=Sti0Kqo7NIviSokdSUi5+jsuis62c4RnWq590VSr5pQ=; b=Z3NYeFO6GeYws95SrbVY xTLuPlf0TsoWcwJ3By6iFMIhu4G4dYFVTZnOyKW57Ftf7Wm/YsOMeVqImMfKuHmmDUPwV05hJCVTH rtsLfQXyEm/iT12onef5v5uUOLj/bUv0vUJDXbmD6EuMfHBZMSczp/EM+R9GkjeIJeuGNUGiDRwaF vab0qkZ6ghyvoZP0LKEYHyg5ay6Zk1uqa5yJo/vIQhbaQ1cRppNOoJteZXzXQx+uEl7c+quZjOxcE bM2nH1XgY9zrP5lpeDwAy37+ZWYaeaBqsqW4OLNIHNWyvi24UEFVz4TKGHT1YcjmKn3Ptc7JgcuS1 UO7l5rg7viIQHQ==; In-Reply-To: (message from Stefan Kangas on Wed, 1 Jan 2025 20:03:04 -0600) 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-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:298126 Archived-At: > From: Stefan Kangas > Date: Wed, 1 Jan 2025 20:03:04 -0600 > Cc: Vladimir Šironja , > 74311@debbugs.gnu.org > > Eli Zaretskii writes: > > >> From: Vladimir Šironja > >> Date: Mon, 11 Nov 2024 15:12:39 +0100 > >> Cc: 74311@debbugs.gnu.org > >> > >> sorry, didn't quite understand which bugs should be separated, please > >> advice again, > > > > Sorry, my misunderstanding, please ignore that part. > > > >> 1) regarding netlogon, I do not really have an option disconnecting from DC > > > > Canj you at least try it once, to see if that is the root cause? > > > >> Here the debugger session: > >> > >> (gdb) b w32.c:701 > >> Breakpoint 1 at 0x40031a8e0: file w32.c, line 701. > >> (gdb) run > >> Starting program: C:\Development\emacs-emacs-29.4\src\emacs.exe > >> [New Thread 20812.0x73b4] > >> [New Thread 20812.0x7bbc] > >> [New Thread 20812.0x60fc] > >> > >> Thread 1 hit Breakpoint 1, lookup_account_sid (lpSystemName=0x0, > >> Sid=0x3e714b0, Name=0xbfe850 "└o\021", cbName=0xbfe32c, > >> DomainName=0xbfe330 "b", cbDomainName=0xbfe328, peUse=0xbfe314) at > >> w32.c:701 > >> 701 HMODULE hm_advapi32 = NULL; > >> (gdb) bt > >> #0 lookup_account_sid (lpSystemName=0x0, Sid=0x3e714b0, Name=0xbfe850 > >> "└o\021", cbName=0xbfe32c, DomainName=0xbfe330 "b", > >> cbDomainName=0xbfe328, peUse=0xbfe314) at w32.c:701 > >> #1 0x00007ff79378d364 in init_user_info () at w32.c:2314 > >> #2 0x00007ff79378f2fe in init_environment (argv=0x26015b0) at w32.c:3233 > >> #3 0x00007ff7935a93de in main (argc=1, argv=0x26015b0) at emacs.c:2120 > >> (gdb) continue > >> Continuing. > >> > >> Thread 1 hit Breakpoint 1, lookup_account_sid (lpSystemName=0x0, > >> Sid=0x3e714a8, Name=0xbfe740 "XD┌ô\001", cbName=0xbfe320, > >> DomainName=0x0, cbDomainName=0xbfe328, peUse=0xbfe314) at w32.c:701 > >> 701 HMODULE hm_advapi32 = NULL; > >> (gdb) bt > >> #0 lookup_account_sid (lpSystemName=0x0, Sid=0x3e714a8, Name=0xbfe740 > >> "XD┌ô\001", cbName=0xbfe320, DomainName=0x0, cbDomainName=0xbfe328, > >> peUse=0xbfe314) at w32.c:701 > >> #1 0x00007ff79378d50c in init_user_info () at w32.c:2354 > >> #2 0x00007ff79378f2fe in init_environment (argv=0x26015b0) at w32.c:3233 > >> #3 0x00007ff7935a93de in main (argc=1, argv=0x26015b0) at emacs.c:2120 > >> (gdb) info locals > >> cache = {ret = 1, Name = 0x2606560 "Vladimir.Sironja", DomainName = > >> 0x26065b0 "EDGE", peUse = SidTypeUser} > >> been_here_count = 2 > >> s_pfn_Lookup_Account_Sid = 0x7ff9e0d9bc20 > >> hm_advapi32 = 0x7ff9e0d50000 > >> ret = 5 > >> (gdb) continue > >> Continuing. > >> [New Thread 20812.0x4594] > >> > >> Thread 1 hit Breakpoint 1, lookup_account_sid (lpSystemName=0x0, > >> Sid=0x1242d4, Name=0xbfdb30 "\220\\q̨\177", cbName=0xbfdb2c, > >> DomainName=0xbfd720 "P3\022", cbDomainName=0xbfd71c, peUse=0xbfdc38) > >> at w32.c:701 > >> 701 HMODULE hm_advapi32 = NULL; > >> (gdb) bt > >> #0 lookup_account_sid (lpSystemName=0x0, Sid=0x1242d4, Name=0xbfdb30 > >> "\220\\q̨\177", cbName=0xbfdb2c, DomainName=0xbfd720 "P3\022", > >> cbDomainName=0xbfd71c, peUse=0xbfdc38) at w32.c:701 > >> #1 0x00007ff793792fa6 in get_name_and_id (psd=0x1242c0, id=0xbfeac0, > >> nm=0xbfeaf0 "ñ9Þ\003", what=1) at w32.c:5230 > >> #2 0x00007ff79379308b in get_file_owner_and_group (psd=0x1242c0, > >> st=0xbfeab0) at w32.c:5256 > >> #3 0x00007ff79379379f in stat_worker (path=0x7ff793da0043 > >> "Development\\emacs-emacs-29.4\\src\\", buf=0xbfeab0, > >> follow_symlinks=0) at w32.c:5504 > >> #4 0x00007ff793794217 in fstatat (fd=-3041965, name=0x3e7d408 > >> "c:/Development/emacs-emacs-29.4/src/", st=0xbfeab0, flags=4096) at > >> w32.c:5751 > >> #5 0x00007ff7935d7b79 in emacs_fstatat (dirfd=-3041965, > >> filename=0x3e7d408 "c:/Development/emacs-emacs-29.4/src/", > >> st=0xbfeab0, flags=4096) at sysdep.c:2338 > >> #6 0x00007ff793612ab9 in file_attributes (fd=-3041965, name=0x3e7d408 > >> "c:/Development/emacs-emacs-29.4/src/", dirname=0x0, > >> filename=0x3e839a4, id_format=0x0) at dired.c:1016 > >> #7 0x00007ff793612a1e in Ffile_attributes (filename=0x3e839a4, > >> id_format=0x0) at dired.c:962 > >> #8 0x00007ff7936810f6 in funcall_subr (subr=0x7ff793c824a0 > >> , numargs=1, args=0x4cbd070) at eval.c:3040 > >> #9 0x00007ff7936d99a3 in exec_byte_code (fun=0x44e227d, > >> args_template=513, nargs=2, args=0x4cbd200) at bytecode.c:809 > >> #10 0x00007ff7936814f2 in fetch_and_exec_byte_code (fun=0x43ee9e5, > >> args_template=0, nargs=0, args=0xbff420) at eval.c:3085 > >> #11 0x00007ff793681899 in funcall_lambda (fun=0x43ee9e5, nargs=0, > >> arg_vector=0xbff420) at eval.c:3157 > >> #12 0x00007ff793681676 in apply_lambda (fun=0x43ee9e5, args=0x0, > >> count=...) at eval.c:3107 > >> #13 0x00007ff79367fb3f in eval_sub (form=0x48a614b) at eval.c:2549 > >> #14 0x00007ff79367f0af in Feval (form=0x48a614b, lexical=0x0) at eval.c:2365 > >> #15 0x00007ff7935ae82a in top_level_2 () at keyboard.c:1142 > >> #16 0x00007ff79367ce04 in internal_condition_case (bfun=0x7ff7935ae803 > >> , handlers=0x90, hfun=0x7ff7935adfad ) at > >> eval.c:1474 > >> #17 0x00007ff7935ae87c in top_level_1 (ignore=0x0) at keyboard.c:1150 > >> #18 0x00007ff79367c4ac in internal_catch (tag=0x103b0, > >> func=0x7ff7935ae82f , arg=0x0) at eval.c:1197 > >> #19 0x00007ff7935ae6d2 in command_loop () at keyboard.c:1110 > >> #20 0x0000000000000000 in ?? () > >> (gdb) info locals > >> cache = {ret = 1, Name = 0x2606560 "Vladimir.Sironja", DomainName = > >> 0x26065b0 "EDGE", peUse = SidTypeUser} > >> been_here_count = 3 > >> s_pfn_Lookup_Account_Sid = 0x7ff9e0d9bc20 > >> hm_advapi32 = 0x0 > >> ret = 0 > >> (gdb) continue > >> Continuing. > >> > >> Thread 1 hit Breakpoint 1, lookup_account_sid (lpSystemName=0x0, > >> Sid=0x1242f0, Name=0xbfdb30 "Vladimir.Sironja", cbName=0xbfdb2c, > >> DomainName=0xbfd720 "EDGE", cbDomainName=0xbfd71c, peUse=0xbfdc38) > >> at w32.c:701 > >> 701 HMODULE hm_advapi32 = NULL; > >> (gdb) bt > >> #0 lookup_account_sid (lpSystemName=0x0, Sid=0x1242f0, Name=0xbfdb30 > >> "Vladimir.Sironja", cbName=0xbfdb2c, DomainName=0xbfd720 "EDGE", > >> cbDomainName=0xbfd71c, peUse=0xbfdc38) at w32.c:701 > >> #1 0x00007ff793792fa6 in get_name_and_id (psd=0x1242c0, id=0xbfeac4, > >> nm=0xbfebf4 "", what=2) at w32.c:5230 > >> #2 0x00007ff7937930c2 in get_file_owner_and_group (psd=0x1242c0, > >> st=0xbfeab0) at w32.c:5258 > >> #3 0x00007ff79379379f in stat_worker (path=0x7ff793da0043 > >> "Development\\emacs-emacs-29.4\\src\\", buf=0xbfeab0, > >> follow_symlinks=0) at w32.c:5504 > >> #4 0x00007ff793794217 in fstatat (fd=-3041965, name=0x3e7d408 > >> "c:/Development/emacs-emacs-29.4/src/", st=0xbfeab0, flags=4096) at > >> w32.c:5751 > >> #5 0x00007ff7935d7b79 in emacs_fstatat (dirfd=-3041965, > >> filename=0x3e7d408 "c:/Development/emacs-emacs-29.4/src/", > >> st=0xbfeab0, flags=4096) at sysdep.c:2338 > >> #6 0x00007ff793612ab9 in file_attributes (fd=-3041965, name=0x3e7d408 > >> "c:/Development/emacs-emacs-29.4/src/", dirname=0x0, > >> filename=0x3e839a4, id_format=0x0) at dired.c:1016 > >> #7 0x00007ff793612a1e in Ffile_attributes (filename=0x3e839a4, > >> id_format=0x0) at dired.c:962 > >> #8 0x00007ff7936810f6 in funcall_subr (subr=0x7ff793c824a0 > >> , numargs=1, args=0x4cbd070) at eval.c:3040 > >> #9 0x00007ff7936d99a3 in exec_byte_code (fun=0x44e227d, > >> args_template=513, nargs=2, args=0x4cbd200) at bytecode.c:809 > >> #10 0x00007ff7936814f2 in fetch_and_exec_byte_code (fun=0x43ee9e5, > >> args_template=0, nargs=0, args=0xbff420) at eval.c:3085 > >> #11 0x00007ff793681899 in funcall_lambda (fun=0x43ee9e5, nargs=0, > >> arg_vector=0xbff420) at eval.c:3157 > >> #12 0x00007ff793681676 in apply_lambda (fun=0x43ee9e5, args=0x0, > >> count=...) at eval.c:3107 > >> #13 0x00007ff79367fb3f in eval_sub (form=0x48a614b) at eval.c:2549 > >> #14 0x00007ff79367f0af in Feval (form=0x48a614b, lexical=0x0) at eval.c:2365 > >> #15 0x00007ff7935ae82a in top_level_2 () at keyboard.c:1142 > >> #16 0x00007ff79367ce04 in internal_condition_case (bfun=0x7ff7935ae803 > >> , handlers=0x90, hfun=0x7ff7935adfad ) at > >> eval.c:1474 > >> #17 0x00007ff7935ae87c in top_level_1 (ignore=0x0) at keyboard.c:1150 > >> #18 0x00007ff79367c4ac in internal_catch (tag=0x103b0, > >> func=0x7ff7935ae82f , arg=0x0) at eval.c:1197 > >> #19 0x00007ff7935ae6d2 in command_loop () at keyboard.c:1110 > >> #20 0x0000000000000000 in ?? () > >> (gdb) info locals > >> cache = {ret = 1, Name = 0x2606560 "Vladimir.Sironja", DomainName = > >> 0x26065b0 "EDGE", peUse = SidTypeUser} > >> been_here_count = 4 > >> s_pfn_Lookup_Account_Sid = 0x7ff9e0d9bc20 > >> hm_advapi32 = 0x0 > >> ret = 0 > >> (gdb) continue > >> Continuing. > >> [New Thread 20812.0x4f7c] > >> [New Thread 20812.0x6d38] > >> [New Thread 20812.0x4a54] > >> > >> here emacs comes up. > >> > >> So for some reason been_here_count = 4. > > > > This tells me: > > > > . the first 2 calls are from init_user_info, where we obtain and > > record the user SID and the Group SID of your user > > . the next 2 calls are from file-attributes, where Emacs for some > > reason needed to obtain the owner and owner's group of the > > directory "c:/Development/emacs-emacs-29.4/src" > > > > These are different calls for different purposes: they obtain both the > > user and group SID (which are different SID values), and there's no > > guarantee that the directory "c:/Development/emacs-emacs-29.4/src" is > > necessarily owned by your user. > > > > So I don't see how caching could help here, and still produce the > > correct results. > > > > You could avoid the second pair of calls (and many similar calls in > > other cases where Emacs calls file-attributes) if you set the variable > > w32-get-true-file-attributes to the nil value. Maybe this makes > > startup faster in your case. > > Does that mean that we should close this as wontfix? Yes, done.