W(1) W(1) w - w [] [...] w tty JCPUPCPU JCPU tty PCPU "what" -h, --no-header -u, --no-current CPU "su""w""w -u" -s, --short JCPU PCPU -f, --from from from from --help -i, --ip-addr from IP -V, --version -o, --old-style user PROCPS_USERLEN 8 PROCPS_FROMLEN from 16 /var/run/utmp /proc free(1), ps(1), top(1), uptime(1), utmp(5), who(1) w Larry Greenfield Michael K. Johnson Charles Blake man man https://github.com/man-pages-zh/manpages- zh procps-ng 20125 W(1)