Next: , Previous: semctl, Up: Semaphores



1.6.4 Limits on Semaphore Resources

Sizeof various structures:

     semid_ds    44   /* 1 per semaphore array .. dynamic */
     sem          8   /* 1 for each semaphore in system .. dynamic */
     sembuf       6   /* allocated by user */
     sem_undo    20   /* 1 for each undo request .. dynamic */

Limits :

Unused or unimplemented:
SEMAEM adjust on exit max value.
SEMMNU number of undo structures system-wide.
SEMUME maximum number of undo entries per process.