PSTREE(1) pstree - pstree [-a, --arguments] [-c, --compact-not] [-C, --color attr] [-g, --show-pgids] [-h, --highlight-all, -Hpid, --highlight-pid pid] [-l, --long] [-n, --numeric-sort] [-N, --ns-sort ns] [-p, --show-pids] [-s, --show-parents] [-S, --ns-changes] [-t, --thread-names] [-T, --hide-threads] [-u, --uid-changes] [-Z, --security-context] [-A, --ascii, -G, --vt100, -U, --unicode] [pid, ] pstree -V, --version pstree . pid init, pid . , , . pstree , , init-+-getty |-getty |-getty `-getty init---4*[getty] , , icecast2---13*[{icecast2}] pstree pstree.x11, return . , pstree xterminal. , hidepid procfs, . pstree , . -a . , . -a , . -A ASCII- . -c . . -C . pstree age, . 60 , -- , . -g PGID. . PID PGID, PID . -G VT100. -h . , . -H -h, . -h, pstree , -H . -l . , COLUMNS . , 132 . -n PID, ( ). -N . : ipc, mnt, net, pid, time, user, uts. , . -p . PID . -p . -s . -S . -N, . -t , . -T . -u . uid uid , uid . -U UTF-8 (). Linux 1.1-54 UTF-8 echo -e ' 33%8' echo -e ' 33%@'. -V . -Z . SELinux . /proc proc VT100. ps(1), top(1), proc(5). psmisc 2021-06-21 PSTREE(1)