> On Wed, Mar 19, 2003 at 11:08:11AM -0500, Steve Devine wrote: > > All: > > We manage the public afs rotary (afs.msu.edu). This rotary is > comprised of 12 separate unix servers running samba as well as > other services. When we need to patch a server we ask Hostmaster > to remove it from the dns rotary. This doesn't seem to accomplish > much however because even with these machines out of the rotary the > isolated server still gets multiple requests for samba service. We > recently had three out for several days and the minute we put them > back on line they were serving samba requests even though they > still were out of the rotary. > [snip] > > Just out of curiousity... why are we still using DNS/WINS round-robin > for this and pilot? Load balancers are very affordable and pratical > for distributing load and providing failover. It would easily fix the > problems associated with DNS/WINS caching for maintenance, that, and > if a system were to go down (loose either TCP heartbeat on the SMB > port or the physical interface loose link) it will automatically be > removed from the pool and admins notified... no intevention from a > hostmaster modifying DNS/WINS needed. Mostly inertia. I believe we have a project in the works to order a load balancer, but I'm not sure what is holding this up. Doug Nelson [log in to unmask] Network Manager Ph: (517) 353-2980 Computer Laboratory http://www.msu.edu/~nelson/ Michigan State University