A well-tuned PAS for OpenEdge instance balances the use of operation system (OS), CPU, memory, and processes to service the largest number of concurrent client requests with the best response time. A poorly-tuned PAS for OpenEdge instance can overload the server instance, multi-session agent, or OS which will degrade client response times or cause server outages.

This topic describes the parameters that can be adjusted to improve the performance of your instance and application in production.