Linux - How to get inter process communication information ipc, Find information about information about Semaphore and Shared Memory Segments
How to get inter process communication information ipcYou can use the ipcs command to get information about Semaphore Arrays, Shared Memory Segments and Message Queues.
The ipcs command will print the semaphore and Inter process communication information ( IPC ) information.
To get IPC information specifically, use
# ipcs -u
------ Shared Memory Status -------- segments allocated 100 pages allocated 4240 pages resident 3430 pages swapped 86 Swap performance: 0 attempts 0 successes ------ Semaphore Status -------- used arrays = 4 allocated semaphores = 11 ------ Messages: Status -------- allocated queues = 0 used headers = 0 used space = 0 bytes
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