...of the last shmat (2) and shmdt (2) operations on shared memory, and the time of the last semop (2) operation on semaphores. -u , --summary Show status summary. Representation T…...of the last shmat (2) and shmdt (2) operations on shared memory, and the time of the last semop (2) operation on semaphores. --time-format type Display dates in short, full or i…