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:
| -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
CONFORMING TO
The Linux ipcs utility is not fully compatible to the POSIX ipcs utility. The Linux version does not support the -b and -o options, but does support the -l and -u options not defined by POSIX. The portable application shall not use the -a, -b, -o, -l, and -u options.
AUTHOR
krishna balasubramanian (balasub@cis.ohio-state.edu)
AVAILABILITY
The ipcs command is part of the util-linux-ng package and is available from ftp://ftp.kernel.org/pub/linux/utils/util-linux-ng/.
