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X-HELO: calimero.vinschen.de
Date: Fri, 14 Aug 2015 17:48:32 +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: <20150814154832.GK28349@calimero.vinschen.de>
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On Aug 14 06:49, mku wrote:
> I hope, not to follow a red herring again, but found some interesting.
>=20
> I did a fresh cygwin installation again but made an error not to copy my =
old
> .bashrc and .bashrc-profile files.
> Within .bashrc I defined an alias for ls (ls=3D'ls --color=3Dauto
> --show-control-chars').
> I noticed, that the time lag has went away. After a "ls --color=3Dauto", =
the
> time lag appeared again.
> Comparing the strace output with/without the color flag, I found that the
> time lag at "cygheap_user::ontherange" has gone and it now appeared at a
> ldap_bind [ldap_init] that was called in the context of a symbolic link t=
o a
> directory on a network share. The previous strace logs did not show a time
> lag at this point, only at the cygheap_user entry.=20
>=20
> I deleted the "ln -s" entry and did not notice this big time lag any more
> even with the color flag.
>=20
> I restored the "old" v2.2.0 version and cannot find the previous logged t=
ime
> lag.=20
> As no files within the cygwin directory structure has been modified, it
> seems, that some registry information has been "healed" by the multiple
> fresh installations.=20
>=20
> PS: To do a fresh install I did a "backup" by renaming the original cygwin
> folder. The "restore" was done by renaming the fresh installed cygwin fol=
der
> and renaming the previous "backuped" folder back to cygwin.
>=20
> For me the issue is now closed. Thanks for your input.

Thank you for this important point.  That gives me an idea what
happens and I guess this is something which needs fixing.  These
checks should also only happen if passwd/group in nsswitch.conf
are set to "db".


Thanks,
Corinna

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

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