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Date: | Fri, 14 Feb 2014 10:46:36 +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 |
Message-ID: | <20140214094636.GU2246@calimero.vinschen.de> |
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References: | <20140213143849 DOT GH2246 AT calimero DOT vinschen DOT de> <CAAXzdLVtMzdNDdm9-4puB1jJngjONS=Wbq3TXmDrJKDHcBJ5Ow AT mail DOT gmail DOT com> <952874943 DOT 20140213200700 AT mtu-net DOT ru> <52FD513D DOT 2020408 AT etr-usa DOT com> <02978090-A341-448B-9BE0-8F312216F650 AT etr-usa DOT com> |
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--rBVNTu5JXDAWzN2S Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Feb 14 00:36, Warren Young wrote: > On Feb 13, 2014, at 4:11 PM, Warren Young <warren AT etr-usa DOT com> wrote: >=20 > > If we save only 1/20 second (say 0.1 sec down to 0.05) per process laun= ch, we can save tens of seconds on such a command sequence. > >=20 > > I look forward to testing this. >=20 > I decided to build R, since it=E2=80=99s big but fairly self-contained: >=20 > With a 4-processor XP VM, I can=E2=80=99t tell the difference between 1.7= .28-2 and 1.7.29s (20140213) in terms of build time. +/- a second or two o= ver about 4.3 CPU-minutes of build time. Configure time doesn=E2=80=99t ch= ange much, either. >=20 > My nsswitch.conf: >=20 > passwd: db > group: db >=20 > I=E2=80=99ve tried it with /etc/files present and removed. >=20 > Waah. Don't you worry. This may be a bad example. Most of the time the build spends with actual compiling and stuff, so the time spent in calling getpwXXX/getgrXXX functions is probably very, very minor. At least it didn't get slower :) Corinna --=20 Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Maintainer cygwin AT cygwin DOT com Red Hat --rBVNTu5JXDAWzN2S Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJS/eX8AAoJEPU2Bp2uRE+gIl4QAItwVC9RE21OSF0HqZI87naF Wp3NUQuZaCmEwjUyqblB8prY/VHQ1xalAfR8LDOaAwTc1dl/cVY49dEfTMxeImBv YN7+REcdBKNAmFX70GHZn51IGYZ/F35xYuIo+bG+lug1F/YyW0D6KxyYJ1hNNNz0 NG8/FOPvK/ElCEoA7pj2ezqyc8SHLjr+LzRjUX94HKeVHzqMx9F09z0dm38O/18m 81k9wvFyw0H3IHNJdIzPjdxh01am6rqG2iI1rJ37O9U2FkAFey/ox5joLqYZbewc mAJnaU9pJI3q9GAuxScvXuywc0c4QeV5iutbVSav9OELZJh7De5uwmtm8gSudhJI ZDiQ4TsakYO/FrE3EbV1hevsNQtCx+PPG9GVbs9/2rTPlaxOHjXAA5PVgxYWcSOf 5nAroi/fKzH3pAktR3XoI+u3KB8yJjVDy24epdy4If1w7PujXsoiez3SgmxH+m+E YdHZET2ENJCzPpS89lv6j8AV+XdAMWZqo5N+LU1YixpgUM+yMxsfGg3KXlTdbJ9M KJdlHf1slLwuvORNNgGd8atcpKseDlsbtD85rr81yrZ1jIGGjHSnIMwz40vYL1Se yPyOwL+Da4DUCshjEb+MtCLUiexShF8cV6lse2780vdxhyg0T8HkFF+Ma6DRlq3k +tgJItpXieHirp1NXMNw =vGnM -----END PGP SIGNATURE----- --rBVNTu5JXDAWzN2S--
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