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Scaling-out the SQL-NS Engine question


Scaling-out the SQL-NS Engine question trahnnep
3/24/2006 3:28:48 PM
sql server notification services:
I've been reading Shyam's most recent book and have a question
regarding scaling-out with muliple distributors. How does the SQL-NS
engine partition out the work to the different distributors? Does it
use round-robinning or some other method? There was no mention of how
this was performed in his book. In selling the application that will
eventually use distrbuted SQL-NS for scalability, I would like to know
this.

Many thanks,
Hart Penn
Re: Scaling-out the SQL-NS Engine question CoreyB
3/25/2006 5:23:56 AM
This isn't extremely specific, but this is from BOL:

"To minimize distribution bottlenecks, you can scale the distributor
across multiple servers by defining multiple distributors in the
application definition. The distributors pick up distribution work
items as they become available."

Sounds like the distributors go & fetch the items from the engine/NS
databases as their CPU/bandwidth frees up, as opposed to the engine
pushing them out to the distributors in a certain order.

http://msdn2.microsoft.com/en-US/library/ms166402.aspx


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