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Oracle Directory Server Enterprise Edition Deployment Planning Guide 11g Release 1 (11.1.1.5.0) |
Part I Overview of Deployment Planning for Directory Server Enterprise Edition
1. Introduction to Deployment Planning for Directory Server Enterprise Edition
2. Business Analysis for Directory Server Enterprise Edition
Part II Technical Requirements
3. Usage Analysis for Directory Server Enterprise Edition
4. Defining Data Characteristics
5. Defining Service Level Agreements
Defining Performance Requirements
Identifying Client Applications
Determining the Number and Size of Directory Entries
Determining the Number of Reads
Determining the Number of Writes
Estimating the Acceptable Response Time
Estimating the Acceptable Replication Latency
Defining Scalability Requirements
Defining Security Requirements
Defining Latent Capacity Requirements
Defining Serviceability Requirements
6. Tuning System Characteristics and Hardware Sizing
7. Identifying Security Requirements
8. Identifying Administration and Monitoring Requirements
9. Designing a Basic Deployment
10. Designing a Scaled Deployment
11. Designing a Global Deployment
12. Designing a Highly Available Deployment
Part IV Advanced Deployment Topics
13. Using LDAP-Based Naming With Solaris
14. Deploying a Virtual Directory
Availability implies an agreed minimum up time and level of performance for your directory service. Failure, in this context, is defined as anything that prevents the directory service from providing this minimum level of service.
In assessing availability requirements, consider the following:
Is your directory service accessed only at particular times of the day?
Do you have different availability requirements for read and write operations?
Does the service span multiple geographical sites, and if so, do these sites have different access time requirements?
Can your system be shut down for maintenance?
If so, what is the maximum acceptable downtime?
Can the system be shut down during migration?
What is the cost of downtime to your organization?
For suggestions on deploying a highly available directory service, see Chapter 12, Designing a Highly Available Deployment.