pipcs.1 (2010 09)

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pipcs(1) pipcs(1)
NAME The name of the facility entry.
QNUM The number of messages currently outstanding on the associated POSIX message
queue.
MNUM The maximum number of messages allowed on the associated POSIX message
queue.
QBYTES The maximum number of bytes allowed in messages outstanding on the associated
POSIX message queue.
VAL The current value on the associated POSIX named semaphore.
IVAL The initial value hold on the associated POSIX named semaphore.
WARNINGS
pipcs produces only an approximate indication of actual system status because system processes are
continually changing while pipcs is acquiring the requested information.
Do not rely on the exact field widths and spacing of the output, as these will vary depending on the sys-
tem, the release of HP-UX, and the data to be displayed.
EXAMPLES
List the processes and users using the POSIX message queues. Note that "None" is displayed if there are
no processes using the POSIX message queue.
pipcs -qP
/mq/0 :
1234457645 (root)
5433483354 (vts)
/mq/1 : None
/mq/2 :
8344835378 (user1)
List the processes and users using the POSIX message queue /mq/2.
pipcs -qP -N /mq/2
/mq/2 :
8344835378 (user1)
List the creation time and last modification time of the POSIX message queues. Ctime denotes creation
time and Ltime denotes last modification time.
pipcs -qT
/mq/0 :
Ctime : Mon Feb 4 05:06:40 PST 2006
Ltime : Mon Feb 6 11:06:40 PST 2006
/mq/abcd :
Ctime : Mon Feb 2 03:06:40 PST 2006
Ltime : Mon Feb 5 03:06:40 PST 2006
List the creation time and last modification time of the POSIX message queue /mq/0.
pipcs -qT -N /mq/0
/mq/0 :
Ctime : Mon Feb 4 05:06:40 PST 2006
Ltime : Mon Feb 6 11:06:40 PST 2006
FILES
/etc/group Group names
/etc/passwd User names
SEE ALSO
pipcrm(1), mq_close(2), mq_open(2), mq_receive(2), mq_send(2), mq_unlink(2), sem_close(2),
sem_open(2), sem_post(2), sem_unlink(2), sem_wait(2).
2 Hewlett-Packard Company − 2 − HP-UX 11i Version 3: September 2010