[Samba] Samba PDC + OpenLDAP + Samba BDC

David Trask dtrask at vcs.u52.k12.me.us
Fri Feb 18 17:03:47 GMT 2005

jht at samba.org on Friday, February 18, 2005 at 9:58 AM +0000 wrote:
>I wrote that advice and it believe it has been updated in the on-line
>available from:
>Do not take that guideline as cast in stone. Most sites can get away with
>more than that. I know of sites with around 500 windows clients and just
>The key determinants of how many xDCs are needed are:
>	a. Network band-width
>	b. Load level on the DCs
>If the network bandwidth usage is low and the load on the PDC is
>low you may get away with 500 or more windows clients without any BDCs.

I'm one of them....I have 100+ clients on a network with no BDC...one
thing I can recommend though is putting the PDC on a gigabit backbone if
possible.  Any time you are using gigabit on the server and serving it
full speed by connecting to a gigabit port on a switch...it makes a
tremendous difference in the server's ability to work.  My PDC is a
Samba/LDAP server and it works fantastic with many LTSP clients....100+
WinXp clients with romaing profiles....and 200 Mac OS X laptops (this is
Maine, remember)....and the server is connected via gigabit.  That's my

David N. Trask
Technology Teacher/Coordinator
Vassalboro Community School
dtrask at vcs.u52.k12.me.us

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