This report displays detail information about
z/OS UNIX interprocess
communication services. The report includes the following sections:
- Mem Map Files. Fields displayed in the mem map files section
of the IPC detail report give detailed information mem mapped files. IBM® might request this information
for problem determination.
- Message Queues. Fields displayed in the message queues
section of the IPC detail report include:
- Key
- The key of the message queue.
- ID
- The ID of the message queue.
- Owner UID
- The UID of the process that owns the message queue.
- Owner GID
- The GID of the process that owns the message queue.
- Creator UID
- The UID of the process that created the message queue.
- Creator GID
- The GID of the process that created the message queue.
- Mode
- The mode of the message queue.
- Last Msgsnd Time
- The time of the last completed msgsnd on the message queue.
- Last Msgrcv Time
- The time of the last completed msgrcv on the message queue.
- Last Msgget/Msgctl Time
- The time of the either the last msgget or msgctl on the message
queue.
- Messages Allowed
- The number of messages allowed on the message queue.
- Bytes Allowed
- The number of bytes allowed on the message queue.
- Messages on Queue
- The number of messages on the message queue.
- Bytes on Queue
- The number of bytes on the message queue.
- Last Msgsnd PID
- The Process ID of the last process that completed a msgsnd on
the message queue.
- Msgsnd Waiters
- The number of processes in a msgsnd wait on the message queue.
- Last Msgrcv PID
- The Process ID of the last process that completed a msgrcv on
the message queue.
- Msgrcv Waiters
- The number of processes in a msgrcv wait on the message queue.
- Waiters
- Detailed information about the processes in either a msgsnd or
msgrcv wait on the message queue.
- History
- Historical information about the msgsnd and msgrcv operations
on the message queue.
- Messages on Queue
- Detailed information about the messages on the message queue.
- Semaphores. Fields displayed in the semaphores section
of the IPC detail report include:
- Key
- The key of the semaphore.
- ID
- The ID of the semaphore.
- Owner UID
- The UID of the process that owns the semaphore.
- Owner GID
- The GID of the process that owns the semaphore.
- Creator UID
- The UID of the process that created the semaphore.
- Creator GID
- The GID of the process that created the semaphore.
- Mode
- The mode of the semaphore.
- Last Semop Time
- The time of the last completed semop.
- Last Semctl Time
- The time of the last completed semctl.
- Number of Semaphores in Set
- The number of semaphores in the semaphore set.
- Waiters
- Detailed information about the processes in a semaphore wait on
the semaphore.
- Adjustments
- Detailed information about the processes with adjustments on the
semaphore.
- Shared Memory. Fields displayed in the shared memory section
of the IPC detail report include:
- Key
- The key of the shared memory segment.
- ID
- The ID of the shared memory segment.
- Owner UID
- The UID of the process that owns the shared memory segment.
- Owner GID
- The GID of the process that owns the shared memory segment.
- Creator UID
- The UID of the process that created the shared memory segment.
- Creator GID
- The GID of the process that created the shared memory segment.
- Mode
- The mode of the shared memory segment.
- Last shmat Time
- The time of the last shmat operation.
- Last shmdt Time
- The time of the last shmdt operation.
- Last shmctl Time
- The time of the last shmctl operation.
- Creators PID
- The Process ID of the process that created the shared memory segment.
- Last Operation PID
- The Process ID of the process that performed the last operation
on the shared memory segment.
- Shared memory attaches
- Detailed information about the shared memory attaches on the shared
memory segment.