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X-HELO: calimero.vinschen.de
Date: Wed, 12 Aug 2015 16:47:54 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: commands spends time in cygheap_user
Message-ID: <20150812144754.GJ13029@calimero.vinschen.de>
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On Aug 12 04:59, mku wrote:
> I compared strace output between the 2.2 and 1.7.28 installation and it
> seems, that loading the dll files before the cygheap_user log entry is
> responsible for the time lag.=20
> If I look to the strace output from 1.7.28 the following lines (without t=
he
> dll loads) are shown:
> +++ 8< ------
>     31    9709 [main] ls 64316 pinfo_init: Set nice to 0
>    19    9728 [main] ls 64316 pinfo_init: pid 64316, pgid 64316,
> process_state 0x41
>    17    9745 [main] ls 64316 App version:  1007.10, api: 0.259
>    19    9764 [main] ls 64316 DLL version:  1007.28, api: 0.271
>    17    9781 [main] ls 64316 DLL build:    2014-02-09 21:06
>    19    9800 [main] ls 64316 dtable::extend: size 32, fds 0x612AD6C4
>   319   10119 [main] ls 64316 pwdgrp::load: \etc\passwd curr_lines 8
>    30   10149 [main] ls 64316 pwdgrp::load: \etc\passwd load succeeded
>   323   10472 [main] ls 64316 pwdgrp::load: \etc\group curr_lines 58
>    35   10507 [main] ls 64316 pwdgrp::load: \etc\group load succeeded
>    26   10533 [main] ls 64316 cygheap_user::ontherange: what 2, pw
> 0x8003A770
>    25   10558 [main] ls 64316 cygheap_user::ontherange: HOME is already in
> the environment /home/
>   120   10678 [main] ls 64316 internal_setlocale: Cygwin charset changed
> from UTF-8 to ISO-8859-1
>    62   10740 [main] ls 64316 build_argv: argv[0] =3D 'ls'
>    19   10759 [main] ls 64316 build_argv: argv[1] =3D '-lrt'
> --- 8< -------
> Yes, this Version has nsswitch.conf in the default configuration (with db
> entries) so you see the pwdgrp log entries but it is very fast.=20
> Perhaps this helps in finding the problem.

Thanks, but I think this is a red herring.  The strace from 1.7.28
didn't even print the dll loads.  This is an extension to strace which
has been added with Cygwin 2.1.0.


Corinna

--=20
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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