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# ipcs - Unix, Linux Command

# NAME

ipcs - provide information on ipc facilities

# SYNOPSIS

ipcs [ -asmq ] [ -tclup ]
ipcs [ -smq ] -i id
ipcs -h

# DESCRIPTION

ipcs provides information on the ipc facilities for which the calling process has read access.

The -i option allows a specific resource id to be specified. Only information on this id will be printed.

Resources may be specified as follows:

Tag | Description
--- | ---
-m | shared memory segments
-q | message queues
-s | semaphore arrays
-a | all (this is the default)
The output format may be specified as follows:
-t | time
-p | pid
-c | creator
-l | limits
-u | summary

# SEE ALSO

- ipcrm (8)

krishna balasubramanian (balasub@cis.ohio-state.edu)

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