ICM STAND for Internal Concurrent Manager, which controls other managers. If it finds other managers down, it checks & tries to restart them. You can say it is an administrator to other concurrent managers. STANDARD Manager: These are normal managers which performs ACTIONS on the requests and does batch or single request processing. CRM is acronym for CONFLICT Resolution Manager and is used to resolve conflicts between managers & requests. If a request is submitted whose execution is CLASHING or it is defined not to run while a particular type of request is running then such requests are assigned to CRM for incompatibilities & conflict resolution.

ICM stand for Internal Concurrent Manager, which controls other managers. If it finds other managers down, it checks & tries to restart them. You can say it is an administrator to other concurrent managers. Standard Manager: These are normal managers which performs actions on the requests and does batch or single request processing. CRM is acronym for Conflict Resolution Manager and is used to resolve conflicts between managers & requests. If a request is submitted whose execution is clashing or it is defined not to run while a particular type of request is running then such requests are assigned to CRM for incompatibilities & conflict resolution.