Example Instant Messaging Resource Requirements

This section provides example resource distributions and recommended sizing information for the following two Instant Messaging deployment types:

• Small Deployment Sample Resource Requirements Numbers

• Large Deployment Sample Resource Requirements Numbers

Small Deployment Sample Resource Requirements Numbers

For a small Instant Messaging deployment with the server and multiplexor on a single server having 10,000 users with the following profile:

• 30 percent connected/active

• 20 percent connected/inactive

• 50 percent not connected

The hardware requirements are: one or two CPUs with 300-500 MB RAM each.

Large Deployment Sample Resource Requirements Numbers

For a large Instant Messaging deployment having 1,000,000 users with the following profile:

• 5 percent connected/active

• 20 percent connected/inactive

• 75 percent not connected

The server memory requirements are 4 GB RAM on two CPUs. The multiplexor requirement is 4 GB RAM on 16 CPUs.