Re: clustering and netbooting

["Matt" <matthew@netsol.net>]

look at www.xgforce.com.
There's a cluster software
doing failsafe and load 
balance if it helps.

----------
> From: Marc Tardif
<intmktg@CAM.ORG>
> To: netboot@baghira.han.de
> Subject: clustering and
netbooting
> Date: Saturday, April 29,
2000 11:01 AM
> 
> 
> I am currently running 3
freebsd boxes sharing tasks
for the same domain, 
> the first box is the only
machine connected to the net
while the others
> are on the lan only:
> 192.168.0.1 web.server.com
web
> 192.168.0.2 sql.server.com
sql
> 192.168.0.3 mail.server.com
mail
> 
> What I want: is to netboot
'sql' and 'mail' off of
'web', but each box
> would have their own hdd
for mounting /usr/local and
perhaps /tmp locally.
> This will prevent me from
having to repeat maintenance
tasks across 3
> machines (buildworld and
install world for example)
while still using a
> local hdd for i/o (using
/usr/local for example).
> 
> Problem is: how can I
circumvent reliability issues
such as one buildworld
> incapacitating all 3
machines? Also, even though I
will be mounting
> /usr/local on each
netbooting machine, how much
compromise in performance
> or potential problems can I
expect considering most of my
filesystem will
> be nfs mounted?
> 
> Note: I have already sent a
message to the freebsd
mailing list, but I was
> advised against netbooting
on mission critical systems.
Yet, I would be
> curious to find out what
this mailing list has to say
about it. Perhaps
> there is a way to netboot
and avoid the problems I
mentioned above...
> 
> Looking forward to any
suggestions,
> Marc
> 
> 
>
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