Date: Sun, 19 Sep 2004 13:55:57 -0400 From: Tom Joyce <tomjoyce@gmail.com> To: robg <robg.list@gmail.com> Cc: freebsd-newbies@freebsd.org Subject: Re: can someone explain crontab to me better? Message-ID: <67f3d6150409191055645dead2@mail.gmail.com> In-Reply-To: <5c389d3b040919104228593a14@mail.gmail.com> References: <5c389d3b040919104228593a14@mail.gmail.com>
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I believe that you would simply set 2 hours, as in: * */2 * * * root /usr/libexec/locate.updatedb That would run the script in /usr/libexec/ called "locate.updatedb" every 2 hours, taking as long as it needs to. Please correct me if anyone knows more about it than I do. Thanks... On Sun, 19 Sep 2004 13:42:36 -0400, robg <robg.list@gmail.com> wrote: > hi, > > i am having a hard time understanding crontab after reading > http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/configtuning-cron.html > .. i still can't understand the minutes/hours... > > when you specify minutes, does it mean the command is run every X > minutes? and if you specify a hour AND minutes, the command is run > every X hours for X minutes? so if i did > > */5 */2 * * * root /usr/libexec/locate.updatedb > > it would run that command every two hours for 5 minutes? so when two > hours comes around, itll keep running that command over and over for 5 > minutes? or will it run that command once every 5 minutes for two > hours? im confused > > i just want to know the syntax to run something every 2 hours once .. > can someone clarify this > > thanks > > -- > robg > robg.list@gmail.com > _______________________________________________ > freebsd-newbies@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-newbies > To unsubscribe, send any mail to "freebsd-newbies-unsubscribe@freebsd.org" > -- Thomas Joyce tomjoyce@gmail.com ceo@jafwebdesign.com
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