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.CIS 581CIS 581PROCESS-BASED ARCHITECTURESOF INTER-ORGANIZATIONAL WORKFLOWS(EXTENDED) CASE TRANSFER ARCHITECTURElBUSINESS PARTNERS INVOLVED IN IOWF SHARE A COMMON DESCRIPTION OF WORKFLOW PROCESS DEFINITIONllTHIS DOES NOT MEAN THAT ALL PARTNERS CAN EXECUTE ALL TASKSllEACH BUSINESS PARTNER EXECUTES SPECIFIC PARTS OF THE PROCESSllIT IS POSSIBLE THAT SEVERAL PARTNERS CAN EXECUTE THE SAME TASKllTHIS IS VERTICAL PARTITIONING, I.E.AT ANY MOMENT OF TIME EACH CASE IS AT ONE LOCATION ONLYllCASES CAN JUMP FROM ONE LOCATION TO ANOTHERllREASONS FOR CASE TRANSFER:llIF CASE IS LOCATED CURRENTLY AT CERTAIN BUSINESS PARTNER AND FOR SOME REASON CAN NOT BE EXECUTED THEN IT CAN BE TRANSFERRED TO ANOTHER PARTNER IF THERE ARE TASKS TO BE EXECUTED BY THIS PARTNERllLOAD BALANCINGllDYNAMIC RECONFIGURATIONllCONTROL RULES OF TRANSFER POLICY:llWHEN TO TRANSFER A CASE ANDllWHERE TO TRANSFER A CASE.llTRANSFER POLICY:llCT-IOWF DEFINES THE SHARED PROCESS AND THE MAPPING OF BUSINESS PARTNERS TO TASKSllISSUES IMPORTANT FOR A TRANSFER POLICY:llMINIMIZE THE NUMBER OF TRANSFERSllBALANCE THE LOAD OVER BUSINESS PARTNERSllMINIMIZE THE THROUGHPUT TIMEllMINIMIZE COSTSllSTATES OF A CASE IN PROGRESS:llACTIVE - A TASK IS BEING EXECUTEDllREADY - AT LEAST ONE TASK IS ENABLED AND IS NOT WAITING FOR AN EXTERNAL TRIGGERllWAITING - AT LEAST ONE TASK IS ENABLED BUT ALL ENABLED TASKS ARE WAITING FOR AN EXTERNAL TRIGGERllBLOCKED - NO TASKS ARE ENABLEDlREMARK:`ENABLING' MEANS HERE THE SITUATION AT A GIVEN SITE, I.E.WE ONLY CONSIDER TASKS THAT ARE AVAILABLE FOR THE BUSINESS PARTNERS WHERE THE CASE IS RESIDING.lTRANSFER POLICIES BASED ON CLASSIFICATION OF STATES:llPERSISTENT TRANSFER POLICY; CASE IS TRANSFERRED IFF IT IS IN A WAITING OR BLOCKED STATE AND A TRANSFER LEADS TO A READY STATE AT ANOTHER LOCATIONllSTRONGLY PERSISTENT TRANSFER POLICY - CASE IS TRANSFERRED IFF IT IS BLOCKED STATE AND A TRANSFER LEADS TO A READY OR WAITING STATE AT ANOTHER LOCATIONllTIME-OUT TRANSFER POLICY - CASE IS TRANSFERRED IFF IT HAS NOT BEEN ACTIVE FOR A SPECIFIED TIME AND A TRANSFER LEADS TO A READY OR WAITING STATE AT ANOTHER LOCATIONllLOAD BALANCING TRANFER POLICY - CASES THAT ARE READY, WAITING, OR BLOCKED ARE TRANSFERRED TO ANOTHER LOCATION IF THEY ARE NOT-BLOCKED AT THE NEW LOCATION AND THE RESULTING WORKLOAD AT THE NEW LOCATION IS SMALLERllCOST-DRIVEN TRANSFER POLICY - CASES ARE TRANSFERRED TO THE LOCATION WHERE THE PROCESSING COSTS FOR THE NEXT TASKS ARE MINIMALllINTELLIGENT TRANSFER POLICY - A COMBINATION OF THE ABOVE PROCEDURES AND ALSO ANTICIPATE FUTURE DEVELOPMENTS.lSUMMARY OF CTA:lCTA RESULTS IN A VERY FLEXIBLE ENVIRONMENT WHERE THE WORKLOAD CAN BE DYNAMICALLY REDISTRIBUTED OVER THE ORGANIZATIONS INVOLVEDllVERTICAL PARTITIONING USED BY CTA IS PARTICULARLY ATTRACTIVE IF TASKS ARE TYPICALLY SUPPORTED BY MULTIPLE ORGANIZATIONS, I.E.BASED ON VARIOUS CRITERIA, THE WORK CAN BE DISTRIBUTED DYNAMICALLYllBENEFITS OF CTA:llA SIMPLE ROBUST ARCHITECTURE WITHOUT NEED FOR COMPLEX CONCURRENCY CONTROLllTO BE ABLE TO INTEGRATE WFMS OF DIFFERENT VENDORS USING A SIMPLE SWAP-I/SWAP-OUT MECHANISMllREDUCTION OF COORDINATION COSTS AT RUN-TIME (COMMUNICATION COSTS OF HANDLING THE CONTROL FLOW ARE NEGLGIBLE COMPARED TO THE COSTS OF TRANSFERRING CASE DATA.l3 [ Pobierz całość w formacie PDF ]
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.CIS 581CIS 581PROCESS-BASED ARCHITECTURESOF INTER-ORGANIZATIONAL WORKFLOWS(EXTENDED) CASE TRANSFER ARCHITECTURElBUSINESS PARTNERS INVOLVED IN IOWF SHARE A COMMON DESCRIPTION OF WORKFLOW PROCESS DEFINITIONllTHIS DOES NOT MEAN THAT ALL PARTNERS CAN EXECUTE ALL TASKSllEACH BUSINESS PARTNER EXECUTES SPECIFIC PARTS OF THE PROCESSllIT IS POSSIBLE THAT SEVERAL PARTNERS CAN EXECUTE THE SAME TASKllTHIS IS VERTICAL PARTITIONING, I.E.AT ANY MOMENT OF TIME EACH CASE IS AT ONE LOCATION ONLYllCASES CAN JUMP FROM ONE LOCATION TO ANOTHERllREASONS FOR CASE TRANSFER:llIF CASE IS LOCATED CURRENTLY AT CERTAIN BUSINESS PARTNER AND FOR SOME REASON CAN NOT BE EXECUTED THEN IT CAN BE TRANSFERRED TO ANOTHER PARTNER IF THERE ARE TASKS TO BE EXECUTED BY THIS PARTNERllLOAD BALANCINGllDYNAMIC RECONFIGURATIONllCONTROL RULES OF TRANSFER POLICY:llWHEN TO TRANSFER A CASE ANDllWHERE TO TRANSFER A CASE.llTRANSFER POLICY:llCT-IOWF DEFINES THE SHARED PROCESS AND THE MAPPING OF BUSINESS PARTNERS TO TASKSllISSUES IMPORTANT FOR A TRANSFER POLICY:llMINIMIZE THE NUMBER OF TRANSFERSllBALANCE THE LOAD OVER BUSINESS PARTNERSllMINIMIZE THE THROUGHPUT TIMEllMINIMIZE COSTSllSTATES OF A CASE IN PROGRESS:llACTIVE - A TASK IS BEING EXECUTEDllREADY - AT LEAST ONE TASK IS ENABLED AND IS NOT WAITING FOR AN EXTERNAL TRIGGERllWAITING - AT LEAST ONE TASK IS ENABLED BUT ALL ENABLED TASKS ARE WAITING FOR AN EXTERNAL TRIGGERllBLOCKED - NO TASKS ARE ENABLEDlREMARK:`ENABLING' MEANS HERE THE SITUATION AT A GIVEN SITE, I.E.WE ONLY CONSIDER TASKS THAT ARE AVAILABLE FOR THE BUSINESS PARTNERS WHERE THE CASE IS RESIDING.lTRANSFER POLICIES BASED ON CLASSIFICATION OF STATES:llPERSISTENT TRANSFER POLICY; CASE IS TRANSFERRED IFF IT IS IN A WAITING OR BLOCKED STATE AND A TRANSFER LEADS TO A READY STATE AT ANOTHER LOCATIONllSTRONGLY PERSISTENT TRANSFER POLICY - CASE IS TRANSFERRED IFF IT IS BLOCKED STATE AND A TRANSFER LEADS TO A READY OR WAITING STATE AT ANOTHER LOCATIONllTIME-OUT TRANSFER POLICY - CASE IS TRANSFERRED IFF IT HAS NOT BEEN ACTIVE FOR A SPECIFIED TIME AND A TRANSFER LEADS TO A READY OR WAITING STATE AT ANOTHER LOCATIONllLOAD BALANCING TRANFER POLICY - CASES THAT ARE READY, WAITING, OR BLOCKED ARE TRANSFERRED TO ANOTHER LOCATION IF THEY ARE NOT-BLOCKED AT THE NEW LOCATION AND THE RESULTING WORKLOAD AT THE NEW LOCATION IS SMALLERllCOST-DRIVEN TRANSFER POLICY - CASES ARE TRANSFERRED TO THE LOCATION WHERE THE PROCESSING COSTS FOR THE NEXT TASKS ARE MINIMALllINTELLIGENT TRANSFER POLICY - A COMBINATION OF THE ABOVE PROCEDURES AND ALSO ANTICIPATE FUTURE DEVELOPMENTS.lSUMMARY OF CTA:lCTA RESULTS IN A VERY FLEXIBLE ENVIRONMENT WHERE THE WORKLOAD CAN BE DYNAMICALLY REDISTRIBUTED OVER THE ORGANIZATIONS INVOLVEDllVERTICAL PARTITIONING USED BY CTA IS PARTICULARLY ATTRACTIVE IF TASKS ARE TYPICALLY SUPPORTED BY MULTIPLE ORGANIZATIONS, I.E.BASED ON VARIOUS CRITERIA, THE WORK CAN BE DISTRIBUTED DYNAMICALLYllBENEFITS OF CTA:llA SIMPLE ROBUST ARCHITECTURE WITHOUT NEED FOR COMPLEX CONCURRENCY CONTROLllTO BE ABLE TO INTEGRATE WFMS OF DIFFERENT VENDORS USING A SIMPLE SWAP-I/SWAP-OUT MECHANISMllREDUCTION OF COORDINATION COSTS AT RUN-TIME (COMMUNICATION COSTS OF HANDLING THE CONTROL FLOW ARE NEGLGIBLE COMPARED TO THE COSTS OF TRANSFERRING CASE DATA.l3 [ Pobierz całość w formacie PDF ]