Emacs buffer mode for displaying information from /proc.
M-x mc-proc RET shows a graph of processes with parent/child
relationships. For example:
1 systemd
236 |_ systemd-journal
248 |_ systemd-udevd
669 |_ repowerd
670 |_ avahi-daemon
704 | \_ avahi-daemon
1163 |_ lightdm
1215 | |_ Xorg
1326 | \_ lightdm
1353 | \_ run-systemd-ses
1461 | |_ unclutter
1494 | |_ ssh-agent
1645 | \_ systemctl
...
Press RET on any line to see details about that process. For example:
pid 1645
ppid 1353
argv systemctl --user start --wait ubuntu-session.target
comm systemctl
cwd /home/michael
exe /bin/systemctl
state Sleeping in an interruptible wait (S)
started 31 hours ago at 2017-06-30 09:58:25
session 1353
pgrp 1353
faults major 0, minor 186, children 0/0
priority 20
nice 0
threads 1
itreal 0
rss 403 of unlimited (32 bits)
environ CLUTTER_IM_MODULE=xim
COMPIZ_CONFIG_PROFILE=ubuntu
DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/1000/bus
DEFAULTS_PATH=/usr/share/gconf/ubuntu.default.path
...
g to refresh.
To send a signal to processes, mark the processes with k (KILL), t (TERM), h (HUP) or \ (QUIT), then press x to send the signal(s).
n and p move to next and previous lines and display the process details.