Open System Services Management and Operations Guide (G06.29+, H06.07+)

Introducing Open System Services
Open System Services Management and Operations Guide—527191-005
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Interprocess Communication Facilities
Figure 1-5. Interprocess Communication Facilities (page 1 of 2)
VST010.VSD
OSS Environment Guardian Environment
Pipes and FIFOs
Process 1
Process 2
OSS pipe
server
$ZPPnn
$RECEIVE
Process 4
Process 3
Interprocess Message Queue
$RECEIVE
Process 1
Process 2
Process 4
Process 3
OSS message-
queue server
$ZMSGQ
NonStop KernelNonStop Kernel
Semaphores
NonStop KernelNonStop Kernel
OSS
Semaphores
Binary
Semaphores
Shared Memory
Process 1
Process 2
Process 3 Process 4
Process 1
Process 2
Process 4
Process 3