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From: dgmm <freebsd01@dgmm.net>
To: freebsd-questions@freebsd.org
Subject: Re: System reboots ~3am during daily periodic 450.status-security run
Date: Thu, 5 Dec 2013 00:08:54 +0000
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On Tuesday 03 December 2013 23:55:44 Shane Ambler wrote:
> On 03/12/2013 22:14, dgmm wrote:
> > On Tuesday 03 December 2013 09:48:04 krad wrote:
> >> or you could use the @reboot option, that would mean it always runs at
> >> crons start, which may not be what you want,
> > 
> > Yes, that was my first thought but the overheads at boot time might be
> > inconvenient although I'll try it to find out.
> 
> Or write a rc script to run it at shutdown?

Thanks.  That's the answer I was looking for.  There's no downside.  It 
doesn't matter if it take longer to shut down and in general it gets shut fown 
every day.