Re: Explanation of Run-Levels?

[ABrady <kcsmart kc rr com>]

On Wed, 17 Oct 2001 11:35:37 -0700 gabriel <dan netgenetix com> imparted
to us:

Maybe you should LOOK at /etc/inittab, because immediately below is
clearly wrong, by half anyway.

> first of all
> stay away from lv. 1 and lv. 6
> i think 1 is "halt" and 6 is reboot
>   or vice versa
> 
> brad's right
> check man inittab for more info
> 
> 
> > From: "Jon S. Jaques" <wayvirgo home com>
> > Reply-To: redhat-list redhat com
> > Date: Wed, 17 Oct 2001 14:31:38 -0400
> > To: <redhat-list redhat com>
> > Subject: RE: Explanation of Run-Levels?
> > 
> > Oohhhhh, okay, that's very useful! A couple of questions:
> > 
> > If I change from lv. 5 to 3, are all of the services associated with
> the
> > higher levels nicely shutdown?
> > 
> > And I could maybe change to lvl. 2 (or 1 or 0?) to disconnect all
> users and
> > services so that I could run backups? Or maybe some other large task
> that
> > can't be interrupted by connections, such as indexing large file
> systems or
> > something?
> > 
> > Would switching from a high, "normal" level, such as 5 or 6, to the
> lowest
> > level, and then back again be essentially the same as a reboot?
> > 
> > Pardon my naivety, but I'll pick this up quick with a little help!
> > 
> > Thanks in advance,
> > 
> > --Jon
> > 
> >> as i understand it
> >> linux has 6 runlevels
> >> you tell it which one you want it to run at
> >> and you can thereby control which services are running at a given
> time
> >> 
> >> ie. if you told your box to run at level 3 at startup
> >> you'd have all your network stuff going
> >> but not your gui etc.
> >> 
> >> the gui stuff doesn't get loaded until lv. 5
> >> so unles you tell it to run level 5
> >> your machine doesn't get loaded down with stuff you might not need
> >> 
> >> 
> >> 
> >>> From: "Jon S. Jaques" <wayvirgo home com>
> >>> Reply-To: redhat-list redhat com
> >>> Date: Wed, 17 Oct 2001 13:41:19 -0400
> >>> To: <redhat-list redhat com>
> >>> Subject: Explanation of Run-Levels?
> >>> 
> >>> Hello All,
> >>> 
> >>> Could somebody please fill me in on run-levels? I see mention
> >> of them, and
> >>> talk of switching them from time-to-time, but I'm a little
> >> confused by the
> >>> whole thing.
> >>> 
> >>> Thanks in advance,
> >>> 
> >>> --Jon Jaques
> >>> 
> >>> 
> >>> 
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> >> 
> >> 
> >> 
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> > 
> > 
> > 
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> 
> 
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