...
Kernel Parameter | Description | Recommended Value |
---|---|---|
semmns | The maximum number semaphores in the system, and 16 bytes of kernel memory are allocated | 8192 |
semmni | The maximum number of semaphore sets can be set within 65535, and 84 bytes of kernel memory is allocated per set. | 5092 |
semmsl | The maximum number of semaphores in a set of semaphores and must be logically equal to or less than semmns. If set too large, several semaphore IDs can monopolize the entire system semaphore. | 2000 |
semmap | Semaphore space obtained by semget call | 5024 |
semmnu | The maximum number of undo structures in the system | 1024 |
semopm | The maximum number of operations processed by semi semop system call | 512 |
semume | The maximum number of undo entries per process | 512 |
semvmx | Limits the maximum value of one semaphore and does not specify a value greater than 32767 | 32767 |
...