[TriLUG] rc.X -- how do the real sysadmins do it?

Frye, Matthew Matthew.Frye at rexhealth.com
Wed Dec 3 16:06:06 EST 2003


Munging files is never a good idea when there's a proper command with the
control you want.  And leave those links alone!

Use 'chkconfig --level <levels you want to change here> <name of service
here> off [or on]' .  

> ----------
> From: 	Chip Turner[SMTP:cturner at pattern.net]
> Reply To: 	Triangle Linux Users Group discussion list
> Sent: 	Wednesday, December 03, 2003 3:01 PM
> To: 	Triangle Linux Users Group discussion list
> Subject: 	Re: [TriLUG] rc.X -- how do the real sysadmins do it?
> 
> James Manning <jmm at sublogic.com> writes:
> 
> > > My methodology, which I learned from some highly experienced sysadmins
> over
> > > the years, has advantages in that it leaves no confusion as to the
> original
> > > intention of the script, and leaves the script available to be
> re-enabled at
> > > any time the admin chooses using a simple 'mv' command.  Sometimes
> it's not
> > > just about making it easy, but also making it clearly recognizable.
> > 
> > just to be clear, your methodology has the sysadmin do the renames in
> > each rcX.d runlevel, right?  Just trying to get a feel for the number
> > of commands vs. "chkconfig foo off"
> 
> Generally speaking, you really want to use chkconfig instead of
> munging files manually.  chkconfig insulates you from subtle changes
> to the init system as well as having a number of useful features.
> Also, all rpm's that have services will use chkconfig, so if you do
> something weird manually, you may be bitten by it six months later
> when an errata comes out and it tries to use chkconfig but your init
> symlinks aren't quite what it expects.
> 
> Full docs are available in /usr/share/doc/initscripts-* (at least on
> RH boxes).
> 
> Chip
> 
> -- 
> Chip Turner                   cturner at pattern.net
> -- 
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> 
> 




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