Date: Fri, 29 Sep 2006 22:20:53 +0400 From: Ruslan Ermilov <ru@FreeBSD.org> To: "M. Warner Losh" <imp@bsdimp.com> Cc: astrodog@gmail.com, rwatson@FreeBSD.org, current@FreeBSD.org Subject: Re: lockf in installworld -- not a good idea Message-ID: <20060929182053.GG37741@rambler-co.ru> In-Reply-To: <20060929.110942.1723237142.imp@bsdimp.com> References: <2fd864e0609290707t7e7d6e17g61a09ff5aa10ff3f@mail.gmail.com> <20060929.091414.74722768.imp@bsdimp.com> <20060929172657.Q74256@fledge.watson.org> <20060929.110942.1723237142.imp@bsdimp.com>
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--4eRLI4hEmsdu6Npr Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Sep 29, 2006 at 11:09:42AM -0600, M. Warner Losh wrote: [...] > I tend to agree with that basic philosophy. From other items in the > thread, it was clear this came up in the context of build release, > which benefits from -j usually. The installworld phase in that should > be as robust as possible as well, since otherwise we have issues with > the actual release. Unless it is a big win (more than a few percent), > I'd imagine the right fix is to the release target to not do a > parallel installworld. I know that in the build scripts that I wrote > in 3.x days and have ported forward since then I've never done a > parallel install, due to it rarely working reliably in that (long) > time span... >=20 They are safe to do nowadays. I'll do some measurements on real SMP with the memory-based DESTDIR, and let you know the numbers. Cheers, --=20 Ruslan Ermilov ru@FreeBSD.org FreeBSD committer --4eRLI4hEmsdu6Npr Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (FreeBSD) iD8DBQFFHWQFqRfpzJluFF4RAjGJAJ4jmTPgYHLumVVSkoHI383OojOuPgCfYV+T cQbla159aPWj/k554MxrDyg= =LMLo -----END PGP SIGNATURE----- --4eRLI4hEmsdu6Npr--
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