Configurable IPC Shared-Memory Parameters

The following parameters control allocation of space for shared memory:

shmem

(Series 700 only). Enable or disable shared memory at system boot time.

shmmax

Maximum allowable shared memory segment size (in bytes).

shmmni

Maximum number of shared memory segments allowed on the system at any given time.

shmseg

Maximum number of shared memory segments that can be attached simultaneously to any given process.

Additional Information:

• Overview of Shared Memory Operation

• Browse configurable kernel parameters help