Patent ID: 8474053

Claim:
An article of manufacture comprising software stored on nontransitory computer readable storage medium, the software comprising: a security manager that enforces security of data on a plurality of execution units of a multi-nodal computer system by managing the execution of an execution unit of the plurality of execution units depending on relationship records; and wherein the relationship records include a time relationship to indicate whether the execution unit can execute within a given time period with another execution unit of the plurality of execution units; wherein the time period is zero such that the time relationship indicates that the execution unit cannot run concurrently with the another execution unit; wherein the relationship records includes a data relationship to indicate whether the execution unit can execute depending on data currently in use in at least one of the plurality of running execution units; and wherein the relationship records include a services relationship to indicate whether the execution unit can execute depending on a service request in at least one of the plurality of running execution units.