LSMEM(1) User Commands LSMEM(1) (NAME) lsmem - (SYNOPSIS) lsmem [options] (DESCRIPTION) lsmem (online) . sysfs . (online) (offline) . s390-tools . --output . lsmem . --split ( lsmem --split=ZONES). "none" . --all . lsmem . (removable) (non-removable) lsmem . . lsmem . --help . (OPTIONS) -a, --all . -b, --bytes . 2^10 (1024) . : "1 KiB" "1 MiB" "1 K" "1 M" "iB" . -J, --json JSON. -n, --noheadings . -o, --output list . --help . list +list ( lsmem -o +NODE). --output-all . -P, --pairs key="value". (\x). -r, --raw (raw). (\x). -S, --split list () . STATE REMOVABLE NODE ZONES "none". . DESCRIPTION . -s, --sysroot directory lsmem . directory (system root) . --summary[=when] . when never always only . when "only" . --raw --pairs --json . -h, --help . -V, --version . (AUTHORS) lsmem Gerald Schaefer s390-tools Perl . C util-linux Clemens von Mann Heiko Carstens Karel Zak . (SEE ALSO) chmem(8) (REPORTING BUGS) . (AVAILABILITY) lsmem util-linux . . util-linux 2.41.5 2026-06-16 LSMEM(1)