shmget1
Allocate a system v ipc shared memory segment
Usage
shmget [-k
key]
[{-c
security_context | -s
sid}]
[-b
size_in_bytes]
Overview
shmget allocates a shared memory segment (creating it if necessary.) The id of the memory segment allocted is printed to standard output.
Options
-
-k -
Key. Allocate a memory segment with the specified key.
-
-c -
Security Context. Allocate a memory segment with the specified security context.
-
-s -
Security Identifier. Allocate a memory segment with the specified security identifier.
-
-b -
Size in Bytes. The size of the memory segment (in bytes) to create if a segment with the given key does not already exist.