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Date:	Mon, 3 Mar 2014 16:07:46 +0100
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: Testers needed: New passwd/group handling in Cygwin
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On Mar  3 18:47, Andrey Repin wrote:
> Greetings, Corinna Vinschen!
>=20
> >> > I've just uploaded a new snapshot to http://cygwin.com/snapshots/
> >>=20
> >> I've sent a reply with testing details, but it may have been caught by=
 SPAM
> >> deflection for "excess use of foreign language".
> >> Please disregard this notification, if a message will finally come thr=
ough.
> >>=20
> >> > Please try it out.  Average timings from your environment (process
> >> > startup, and calling `id') would be nice.
> >>=20
> >> Oh, and I thought of a way to test only invocation times.
> >> I ran /bin/true alot...
> >>=20
> >> db_cache: no
> >> Timer 2  Elapsed: 0:00:00,75
> >> Stable (+-0.2 regardless of current credentials.)
> >>=20
> >> db_cache: yes
> >> Timer 2  Elapsed: 0:00:00,85 (current user)
> >> Timer 2  Elapsed: 0:00:00,75 (different user)
> >> Unstable results. (I.e. vary by ~.10 in both cases.)
> >>=20
> >> Default caching settings.
> >> Timer 2  Elapsed: 0:00:01,15
> >> Unstable results. (I.e. vary by ~.15 or more in all cases.)
>=20
> > So the process start takes 0.3 secs extra for you.  Is that feasible?
> > Would you rather keep the new "db_cache" setting as an option?  What
> > do you think is the best default, objectively spoken?
>=20
> I could never notice it. And it's not 0.3 sec, it's closer to 0.005sec (t=
he
> cycle was run about sixty times, so, divide approptely)
> I'd need to test it in domain environment, but I don't have access to one=
 with
> Cygwin installed right now. Or, perhaps, I do?... let me check something.

Sure.

> In the meantime, I see my previous mail was indeed caught in the middle. =
I'll
> repost it with a link to test results.

Nah, never mind.  I'm more interested of your experiences than in
dry numbers :)


Corinna

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

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