IPCS(1) IPCS(1) ipcs - IPC ipcs [] ipcs V. : , . -i, --id -. : -m, -q -s. -h, --help . -V, --version . -m, --shmems . -q, --queues . -s, --semaphores . -a, --all (). : . -c, --creator . -l, --limits . -p, --pid - . -t, --time . , msgsnd(2) msgrcv(2) , shmat(2) shmdt(2) , semop(2) . -u, --summary . -l (--limits) . -b, --bytes Print sizes in bytes rather than in human-readable form. By default, sizes are shown in units that are powers of 1024 bytes. The formal abbreviations for these units (KiB, MiB, GiB, ...) are further shortened to just their first letter: K, M, G, .... --human . ipcs POSIX ipcs . POSIX -a, -b -o , -l -u POSIX-. -a, -b, -o, -l, -u . ipcs- IPC /proc/sysvipc. ,,util-linux"- 2.23, : IPC_STAT msgctl-(2), semctl-(2) shmctl-a(2). j ,,util-linux"- /proc . IPC_STAT . Krishna Balasubramanian ipcmk(1), ipcrm(1), msgrcv(2), msgsnd(2), semget(2), semop(2), shmat(2), shmdt(2), shmget(2), sysvipc(7) , ,,https://github.com/util-linux/util-linux/issues[issue tracker]". ipcs ,,util-linux" . util-linux 2.42.3 2026-09-02 IPCS(1)