[CentOS] looking for cool, post-install things to do on a centos 5.5 system

Keith Roberts keith at karsites.net
Sat Sep 18 09:23:48 EDT 2010

On Sat, 18 Sep 2010, Robert P. J. Day wrote:

> To: CentOS mailing list <centos at centos.org>
> From: Robert P. J. Day <rpjday at crashcourse.ca>
> Subject: Re: [CentOS] looking for cool,
>     post-install things to do on a centos 5.5 system
>  i'm not ignoring all of the suggestions so far (i'm taking note of
> all of them) but as rp herrold suggests, a lot of this is getting
> pretty far afield, so let me drag this back on-topic.
>  i'm looking for cool things that can be added into a very generic
> 5-day course in basic RHEL (centos) administration that wouldn't
> normally be covered.  i've provided the outline on which the 3rd party
> courseware is based -- it was written to mimic red hat's RH 131
> course:
> https://www.redhat.com/courses/rh131_red_hat_linux_system_administration/
> so you can see what's already there, and i'm after cool tips, tricks
> and utilities that people who are long-time RHEL/centos admins have
> learned that they think are terrifically useful that i can sneak in as
> bonus content.
>  the caveat is that i don't want to add topics that would take longer
> than, say, a half day since i can always take a topic like that,
> extend it to a full-day course, and market it *separately*.
>  case in point:  virtualization.  the course already covers
> virtualization *very* briefly and i don't want to make that section
> any longer since i can easily see having a full-day course on that
> topic.
>  *possibly* the same thing with puppet or cfengine (both excellent
> suggestions).  i'm thinking of at least demoing one or both and,
> depending on the interest, perhaps suggesting a full day course in
> enterprise-wide administration.
>  anyway, i appreciate all of the ideas so far, and i'm definitely
> going to use some of them.  thanks muchly.
> rday
> p.s.  one stupendously trivial idea i had was to give each student a
> cheap USB drive and use that as the vehicle for playing with
> filesystem utilities.  with an $8 2G drive, i can demonstrate concepts
> like hotplugging, udev, LVM and so on, knowing i'll never risk the
> contents of the hard drive.

What about showing them how to use the GParted Live CD. They 
can practice partitioning the USB drive, which comes up as 

As far as Linux is concerned, a USB drive is just another 
block device like /dev/sda




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