A. SOA Component Level
a. BPEL/BPMN Engine Level
i. Concurrency
1. # of Threads to process invocation messages (dspInvokeThreads)
2. # of Threads to process engine messages (dspEngineThreads)
3. # of Threads to process system messages dspSystem Threads
ii. Memory/DB
1. Audit Trail logging levels (AuditLevel)
2. Message Persistence (oneWayDeliveryPolicy)
iii. CPU
1. XML Validations (validateXML)
2. Statistics for most recently processed requests (statsLastN)
b. BPEL/BPMN Process Level
i. Response Time:
1. Parallel processing of invole in multiple branches (nonBlockingInvoke)
2. Synchronous / Transient process design
ii. Database
1. Dehydration needed or not (inMemoryOptimization)
2. Instance data storage in DB (completionPersistPolicy)
iii. CPU
1. Payload Validation (validateXML)
c. Mediator
i. Concurrency
1. Parallel Routing ( # of parallel threads for message processing )
2. Resequencer ( # of worker threads )
ii. Database
1. Audit Level
2. Parallel Routing (# of rows that are fetched by each thread per iteration )
3. Resequencer (# of Groups that are locked by each thread at a time )
iii. CPU
1. Metrics Level
2. Sleep intervals before next polling
d. Database Adapters
i. Concurrency
1. # of worker / Poller / Dequeue threads
ii. Database
1. # of rows to be processed per transaction (MaxTransactionSize)
2. # of file records to be processed (MaxRaiseSize)
3. Collect stats on relevant tables
4. Large files
iii. CPU
1. Process design
2. IO
3. # Threads at the application server level
B. SOA Infrastructure Level
a. Database
i. Audit Level
ii. Purging
b. CPU
i. Payload Validation
C. Generic
a. Operating System
b. JVM
i. Heap Size
ii. Nursery Size
iii. GC Algorithm
iv. Use Large pages
v. 64 bit vs 32 bit
c. Database
i. SOA & Application Schema tuning
ii. Tuning Parameters
iii. Redo Logs
d. WebLogic Application Server
i. Production Mode
ii. Connection Pooling
iii. Logging
iv. Self tuning
