From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 11162 invoked by alias); 27 Oct 2015 09:27:26 -0000 Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Received: (qmail 11154 invoked by uid 89); 27 Oct 2015 09:27:26 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-4.5 required=5.0 tests=AWL,BAYES_20,KAM_LAZY_DOMAIN_SECURITY autolearn=no version=3.3.2 X-HELO: calimero.vinschen.de Received: from aquarius.hirmke.de (HELO calimero.vinschen.de) (217.91.18.234) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 27 Oct 2015 09:27:24 +0000 Received: by calimero.vinschen.de (Postfix, from userid 500) id 8E7C8A803FA; Tue, 27 Oct 2015 10:27:22 +0100 (CET) Date: Tue, 27 Oct 2015 10:10:00 -0000 From: Corinna Vinschen To: cygwin@cygwin.com Subject: Re: [ANNOUNCEMENT] TEST RELEASE: Cygwin 2.3.0-0.4 Message-ID: <20151027092722.GN5319@calimero.vinschen.de> Reply-To: cygwin@cygwin.com Mail-Followup-To: cygwin@cygwin.com References: <20151026100756.GC31990@calimero.vinschen.de> <562E4ED0.7020907@Nexgo.DE> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="X8oaj2qX3NXXvcHN" Content-Disposition: inline In-Reply-To: <562E4ED0.7020907@Nexgo.DE> User-Agent: Mutt/1.5.23 (2014-03-12) X-SW-Source: 2015-10/txt/msg00478.txt.bz2 --X8oaj2qX3NXXvcHN Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Content-length: 1705 On Oct 26 17:03, Achim Gratz wrote: > Am 26.10.2015 um 11:07 schrieb Corinna Vinschen: > >Erm, really? I tested this locally with a directory with hundreds > >of files, each of which belonged to another user or group, and that > >resulted in a 25% slowdown. Not 1000%. Oh boy. >=20 > That test is almost as bad as it can ever get. Given that enumerating all > AD accouts with mkpasswd takes about 2 hours and I'm doing something very > similar here, I'm not even surprised. I was more surprised to see the > server go so fast, but my guess is that it can use jumbo frames to talk to > the AD. Ok, so you don't seem to think this is a major drawback. > >>While that hurts, the more usual case with many files from the > >>same user doesn't feel any slower at the moment. The access through VPN > >>will be interesting, though... > > > >Did you try this in the meantime? >=20 > No, sorry. No worries. I'm mulling over the idea to release 2.3.0 this week without the new ACL handling code to get the latest fixes out of the door first and push this stuff into a 2.4.0 release in November. > >Given the above result, I'm wondering if we can afford using AuthZ at > >all. OTOH I don't see any other way to get the correct POSIX permissions > >from a non-Cygwin ACL :( >=20 > If you really want fast but incorrect there's always the "noacl" mount > option. Right. OTOH, maybe we could enhance the "acl" mount option? "acl" -> "quickacl" -> "noacl"? > --=20 > Achim. >=20 > (on the road :-) https://www.youtube.com/watch?v=3DqRKNw477onU Corinna --=20 Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Maintainer cygwin AT cygwin DOT com Red Hat --X8oaj2qX3NXXvcHN Content-Type: application/pgp-signature Content-length: 819 -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCAAGBQJWL0N6AAoJEPU2Bp2uRE+g44UQAJ7g/LQ7JP5psmG3QspYHlMU 2OgRn+AC+G75TqT4zQ0eUcnGt7JdFmsTO74UmELIO+H1I0L/h7JB57Ap7geQgH+C aAtjayv/HXOPZTsuUtJlT5vgcDugEvGXuVXekAQlaPLhK50uxWomOglN5gwxIzDG HWKf7C32anPObRrmEt07RT4etL00o+yR49bhbaa0s1iiFoiEZaNss287+7KetWwC C4TUJO6ai3az44f+b1hqdKY9r7/AMj9atU60V6b+uyflkQKPrRHVhATgdJV+/7Iv 9iC7eU2bCijuy5e4ztbw3iogZtHlelDEx/3VGAPh9SOFFx8ocNRLWYR2RXdgdsg7 P9n9/3A4BKjgeqamxhF4JCYdWFfLRkz2T38tuQVpbJOP+U+UcN/2IbKYjLRNUzLO O/YCpKD6IBc5m+nntGH9NS+FnWn7cbaord+sYYDBlS5t7hOQhRpws358l7q7rcE/ Cbnv9gsrbHUfAtD+I8LfxJ96XWKsKArzoucLPhrxAoa8WVeZRX+0dJnxf1d3dRxy 4WeEUwk2WaF/cOvVLdhUH36mXjMaTmHwMPZvr7ACGsGgND+UoAn3Y5vlEOqod/uQ y+w4xv5vThziyh8zlf2rQp2A6tn0PQr837Ucoqut/EgsyeES+UUP9X4xbqtRYOl6 0QCQM0i+RFi165paSVng =vfjl -----END PGP SIGNATURE----- --X8oaj2qX3NXXvcHN--