Date: Wed, 2 Sep 2009 17:19:50 +0200 From: Adrian Penisoara <ady@freebsd.ady.ro> To: Doug Barton <dougb@freebsd.org> Cc: freebsd-rc@freebsd.org, bug-followup@freebsd.org, villa.alberto@gmail.com Subject: Re: conf/138460: [patch] start local rc scripts in background Message-ID: <78cb3d3f0909020819g7fcbc712j1f9f198936708640@mail.gmail.com> In-Reply-To: <4A9E82FB.5030202@FreeBSD.org> References: <4A9E82FB.5030202@FreeBSD.org>
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Hi, On Wed, Sep 2, 2009 at 4:36 PM, Doug Barton <dougb@freebsd.org> wrote: > I object to this patch on at least 2 grounds. First the lack of BEFORE > in a script does not mean that it is safe to background it. Some other > script could easily depend on the service directly via REQUIRE, or > (unfortunately) there could be indirect dependencies that are not > properly labeled now because we've never needed to label them. > Personally I actively discourage the use of BEFORE because I think it > makes it harder to debug ordering problems although it is occasionally > necessary. > > Second it is actually fairly common for locally installed scripts from > the ports tree at least to depend on each other, and this is not a bug. > > The way to approach this would be to add a flag, probably in rc.conf, > to indicate that it is safe to background a given service. Then > rc.subr would have to grow support for this but that shouldn't be too > hard. If you'd like to follow up in that regard you should send a > message to freebsd-rc@freebsd.org. > > Unless someone else really thinks this is a good idea I plan to close > this PR. > > I think this idea has some (great ?) merit -- almost all modern OS'es are cutting down on boot times and we should be working on this too. It's true that it would take a lot more work than a simple few-lines patch to do it right, but it's worth working on it, at least personally I intend to work on this at one point [1]. [1] https://blueprints.launchpad.net/enterprisebsd/+spec/ebsd-rc.d-startup-fix Regards, Adrian Penisoara EnterpriseBSD
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