1. An apparatus comprising a processor to: identify at least one variable including a value that is common for a plurality of process instances in a workflow management system; identify at least two process instances of the plurality of process instances that are to execute a conflicting access to redundant information held in at least two different datastores based on the value; and serialize the at least two process instances by halting a first process instance of the at least two process instances until completion of a second process instance of the at least two process instances that is active, wherein the halting is to be maintained without a lock being assigned, and wherein the first process instance is to proceed without the lock being assigned.