
326 HA Architectures & Capacity Planning with WebSphere Remote Server V6
Array of Independent Disks (RAID) devices, we recommend that you use only
one container per tablespace. The size of an extent should be:
n x RAID stripe size
In this equation, n is greater than or equal to 1.
The prefetch size should be:
(n x extentsize) + (n x RAID stripe size x count of devices)
Again, n must be greater than or equal to 1.
11.2.4 Database agents
Agents are processes, and they need system resources. For a good
performance, it is necessary to handle database agents economically with
system resources. The number of available agents depends on the database