The components providing user entry points require support from other Java Enterprise System components. As you continue to specify performance requirements, add the performance estimates required for supporting components. The type of interactions among components should be detailed when designing the logical architecture, as described in the logical architecture examples in the section Example Logical Architectures.
Table 5–2 CPU Estimates for Supporting Components
Component |
CPUs |
Description |
---|---|---|
Messaging Server MTA(inbound) |
1 |
Routes incoming mail messages from Communications Express and e-mail clients. |
Messaging Server MTA(outbound) |
1 |
Routes outgoing mail messages to recipients. |
1 |
Access Messaging Server message store for email clients. |
|
1 |
Retrieves and stores email messages. |
|
2 |
Provides authorization and authentication services. |
|
2 |
Retrieves and stores calendar data for Communications Express, a Calendar Server front-end. |
|
2 |
Provides LDAP directory services. |
|
0 |
Provides web container support for Portal Serverand Access Manager. (No additional CPU cycles required.) |