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UNIX in a Nutshell: System V Edition

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UNIX Commands
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ipcs



ipcs

 [

options

]

Print data about active interprocess communication facilities.

Options

-m

Report on active shared memory segments.

-q

Report on active message queues.

-s

Report on active semaphores.

With the -m , -q , or -s options, only the specified interprocess facility is reported on. Otherwise information about all three is printed.

-a

Use all of the print options (short for -bcopt ).

-b

Report maximum allowed number of message bytes, segment sizes, and number of semaphores.

-c

Report the creator's login name and group.

-C file

Read status from file instead of from /dev/kmem .

-N list

Use the argument for the named list instead of /stand/unix .

-o

Report outstanding usage.

-p

Report process numbers.

-t

Report time information.


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