Workflow is similar to other tools in the application technology toolset in that it needs to be monitored and occasionally tuned. It's not just about deleting history and ensuring all workflows are functioning (although this is certainly part of it). This paper discusses several additional methods to increase the performance of the workflow components.
The discussion will focus on Release 11.5.10 with ATG_PF.H.delta.5 (RUP 5) or ATG_PF.H.delta.6 (RUP 6) and Release 12 (all releases)
This is really a good document for knowing insides of Oracle Workflow