LSNS(8) lsns - lsns [options] [namespace] lsns -. - -. . , . (--tree --list) --output . NSFS, net --type, ; . --nowrap ,,,"- . lsns /proc . /proc ( unshare --mount-proc ). lsns /proc/pid/ns/type. -H, --list-columns , --json --raw . -J, --json . -l, --list . -n, --noheadings . -o, --output . --help . + (., lsns -o +). --output-all . -P, --persistent ( ), ,,/proc/pid/ns/type" . -p, --task -. -Q, --filter Print only the namespaces that meet the conditions specified by the expr. This feature is EXPERIMENTAL. See also scols-filter(5). For example exclude root as username, but print every namespaces more than one process belongs to: lsns --filter 'USER != "root" and NPROCS > 1' -r, --raw . -t, --type . mnt, net, ipc, user, pid, uts, cgroup time. . -u, --notruncate . -W, --nowrap . -T, --tree[=rel] . process , () . --tree . parent, () /. owner, () /. owner o. -h, --help . -V, --version Display version and exit. lsns : 0 . 1 . 2 ,,ioctl" . LSNS_DEBUG=all enables lsns debug output. Karel Zak nsenter(1), unshare(1), clone(2), namespaces(7), ioctl_ns(2), ip-netns(8) scols-filter(5) For bug reports, use the issue tracker . lsns ,,util-linux" . util-linux 2.41 2025-03-29 LSNS(8)