Lexmark C792 Administrator's Manual page 27

Configuration Description
1-N Database (DB) and load balancer (LB) on one
computer, server on one or more additional
computers (most common setup when failover
is not used)
1-1-N Database (DB) and load balancer (LB) on
separate computers, server on one or more
additional computers
LB
DB
X-N Database (DB) and load balancer (LB) together
on X computers in a Microsoft Cluster Server for
failover, server on 1 or more additional
computers (most common setup when using
failover)
DB Server(s)
LB
Server(s)
DB
Server(s)
LB
(cluster)
Installing Lexmark Document Distributor
Advantages
Improved performance
Further improved
performance
High availability,
improved performance
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Disadvantages
Increased hardware needs,
no failover for database or
load balancer
Further increased hardware
needs, no failover for
database or load balancer
Increased hardware needs,
cluster licensing