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Date:	Tue, 14 Apr 2015 16:54:35 +0200
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: Making Cygwin More Tolerant of Orphaned SIDs?
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On Apr 14 14:30, Noel Grandin wrote:
>=20
>=20
> On 2015-04-14 01:24 PM, Bryan Berns wrote:
> >  I do the same 'time ls -l /cygdrive/c/somedir/*'.  Takes 20 seconds.
> >Subsequent runs in the also take 20 seconds.  Since I'm able to
>=20
> It sounds like Cygwin needs a negative-entry cache i.e. a cache of ACL's
> that are know to be orphans or otherwise bad to prevent it repeatedly try=
ing
> them.

It doesn't if it tried it once since after that it's cached within the
limits of the caching algorithm, as explained in the documentation
nobody reads:

  https://cygwin.com/cygwin-ug-net/ntsec.html#ntsec-files

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

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