On Fri, 10 Mar 2006, Troy Dawson wrote:

> Miles O'Neal wrote:
> > John Hearns said...
> > 
> > |At the other end of the spectrum I would advise against 'everything'
> > |installs. Been there, done that at a customers request for a 64 node V20
> > |cluster. It takes a looooongggg time.
> > 
> > That depends on your filers, network, and hardware.
> > 
> > It also depends on your situation- how many nodes
> > of this type will you install, how much testing can
> > you do, how well do you know the packages, how often
> > will you need to reinstall or add nodes, etc.  If
> > you know things inside out, you won't need as much
> > testing.  If you don't, you'll need more.  If you
> > re/install a lot, testing time is well spent.  If
> > you will install 64 nodes of this exact config and
> > be done with it a while, then install 64 more, let
> > it be a while, etc, it may be quicker just to do
> > the install.
> 
> May I advise against an 'everything' install from a different 
> perspective, other than time.
> 
> DON"T DO AN EVERYTHING INSTALL ON ANYTHING PRODUCTION
> 
> I could be wrong, but I have yet to know anyone who actually does know 
> the in's and out's of every single package in Scientific Linux.  This 
> includes me and Connie.
> 
> A good example is someone who complained that our LVM was broken.  But 
> it seems they installed 'everything' which includes the cluster LVM, and 
> since they hasn't setup a cluster, LVM couldn't connect to the cluster, 
> so it wouldn't run correctly.
> 
> I do my best to save these 'everything' people from themselves, but 
> things get by.

And since they did ASK for everything we should not have to "save people 
from themselves".

> 
> Troy
> 

-Connie Sieh