commands spends time in cygheap_user
Corinna Vinschen
corinna-cygwin@cygwin.com
Wed Aug 12 14:47:00 GMT 2015
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.
> If I look to the strace output from 1.7.28 the following lines (without the
> 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] = 'ls'
> 19 10759 [main] ls 64316 build_argv: argv[1] = '-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.
> 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
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Maintainer cygwin AT cygwin DOT com
Red Hat
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