Samsung Electronics Co., Ltd.

Thomas Labonte

Samantika Sury

A computer system including a home node having global shared memory and remote nodes configured to access the global shared memory. The home node contains a modification tracker entry and a timestep count entry associated with each cache block. The home node is configured to: set a timestep counter value in the timestep count entry; modify a word in one of the cache blocks in response to a first write operation from one of the remote nodes; set a first modification tracker value in response to the first write operation; modify a word in the one of the cache blocks in response to a second write operation from one of the remote nodes; set a second modification tracker value in response to the second write operation; and perform a violation check in response to a configuration status register value being equal to the timestep counter value.

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Marlborough, MA, United States of America

Thomas Labonte