System/Kernel
user@pc:/home/user$ uname -a ; cat /etc/*release
Linux pc 5.4.0-156-generic #173-Ubuntu SMP Tue Jul 11 07:25:22 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=20.04
DISTRIB_CODENAME=focal
DISTRIB_DESCRIPTION="Ubuntu 20.04.6 LTS"
NAME="Ubuntu"
VERSION="20.04.6 LTS (Focal Fossa)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 20.04.6 LTS"
VERSION_ID="20.04"
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
VERSION_CODENAME=focal
UBUNTU_CODENAME=focal5.4.0-156-genericx86_64Ubuntu 20.04.6 LTS (Focal Fossa)
Networks
user@pc:/home/user$ ip route ; arp -a
default via 192.168.179.254 dev ens160 proto static
192.168.179.0/24 dev ens160 proto kernel scope link src 192.168.179.210
_gateway (192.168.179.254) at 00:50:56:9e:b9:f7 [ether] on ens160user@pc:/home/user$ netstat -antup4
(Not all processes could be identified, non-owned process info
will not be shown, you would have to be root to see it all.)
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 127.0.0.53:53 0.0.0.0:* LISTEN -
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN -
tcp 0 0 127.0.0.1:65432 0.0.0.0:* LISTEN -
tcp 0 0 0.0.0.0:8000 0.0.0.0:* LISTEN 1041/ttyd
tcp 0 294 192.168.179.210:8000 192.168.45.218:46268 ESTABLISHED 1041/ttyd
udp 0 0 127.0.0.53:53 0.0.0.0:* - tcp 0 0 127.0.0.53:53 0.0.0.0:* LISTEN -tcp 0 0 127.0.0.1:65432 0.0.0.0:* LISTEN -
Users & Groups
user@pc:/home/user$ cat /etc/passwd ; ll /home
root:x:0:0:root:/root:/bin/bash
daemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin
bin:x:2:2:bin:/bin:/usr/sbin/nologin
sys:x:3:3:sys:/dev:/usr/sbin/nologin
sync:x:4:65534:sync:/bin:/bin/sync
games:x:5:60:games:/usr/games:/usr/sbin/nologin
man:x:6:12:man:/var/cache/man:/usr/sbin/nologin
lp:x:7:7:lp:/var/spool/lpd:/usr/sbin/nologin
mail:x:8:8:mail:/var/mail:/usr/sbin/nologin
news:x:9:9:news:/var/spool/news:/usr/sbin/nologin
uucp:x:10:10:uucp:/var/spool/uucp:/usr/sbin/nologin
proxy:x:13:13:proxy:/bin:/usr/sbin/nologin
www-data:x:33:33:www-data:/var/www:/usr/sbin/nologin
backup:x:34:34:backup:/var/backups:/usr/sbin/nologin
list:x:38:38:Mailing List Manager:/var/list:/usr/sbin/nologin
irc:x:39:39:ircd:/var/run/ircd:/usr/sbin/nologin
gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/usr/sbin/nologin
nobody:x:65534:65534:nobody:/nonexistent:/usr/sbin/nologin
systemd-network:x:100:102:systemd Network Management,,,:/run/systemd:/usr/sbin/nologin
systemd-resolve:x:101:103:systemd Resolver,,,:/run/systemd:/usr/sbin/nologin
systemd-timesync:x:102:104:systemd Time Synchronization,,,:/run/systemd:/usr/sbin/nologin
messagebus:x:103:106::/nonexistent:/usr/sbin/nologin
syslog:x:104:110::/home/syslog:/usr/sbin/nologin
_apt:x:105:65534::/nonexistent:/usr/sbin/nologin
tss:x:106:111:TPM software stack,,,:/var/lib/tpm:/bin/false
uuidd:x:107:112::/run/uuidd:/usr/sbin/nologin
tcpdump:x:108:113::/nonexistent:/usr/sbin/nologin
landscape:x:109:115::/var/lib/landscape:/usr/sbin/nologin
pollinate:x:110:1::/var/cache/pollinate:/bin/false
usbmux:x:111:46:usbmux daemon,,,:/var/lib/usbmux:/usr/sbin/nologin
sshd:x:112:65534::/run/sshd:/usr/sbin/nologin
systemd-coredump:x:999:999:systemd Core Dumper:/:/usr/sbin/nologin
lxd:x:998:100::/var/snap/lxd/common/lxd:/bin/false
fwupd-refresh:x:113:117:fwupd-refresh user,,,:/run/systemd:/usr/sbin/nologin
user:x:1000:1000:,,,:/home/user:/bin/bash
total 12
drwxr-xr-x 3 root root 4096 Aug 25 2023 ./
drwxr-xr-x 19 root root 4096 Jun 15 2022 ../
drwxr-xr-x 3 user user 4096 Aug 25 2023 user/user@pc:/home/user$ cut -d: -f1 /etc/passwd | xargs -n1 id
uid=0(root) gid=0(root) groups=0(root)
uid=1(daemon) gid=1(daemon) groups=1(daemon)
uid=2(bin) gid=2(bin) groups=2(bin)
uid=3(sys) gid=3(sys) groups=3(sys)
uid=4(sync) gid=65534(nogroup) groups=65534(nogroup)
uid=5(games) gid=60(games) groups=60(games)
uid=6(man) gid=12(man) groups=12(man)
uid=7(lp) gid=7(lp) groups=7(lp)
uid=8(mail) gid=8(mail) groups=8(mail)
uid=9(news) gid=9(news) groups=9(news)
uid=10(uucp) gid=10(uucp) groups=10(uucp)
uid=13(proxy) gid=13(proxy) groups=13(proxy)
uid=33(www-data) gid=33(www-data) groups=33(www-data)
uid=34(backup) gid=34(backup) groups=34(backup)
uid=38(list) gid=38(list) groups=38(list)
uid=39(irc) gid=39(irc) groups=39(irc)
uid=41(gnats) gid=41(gnats) groups=41(gnats)
uid=65534(nobody) gid=65534(nogroup) groups=65534(nogroup)
uid=100(systemd-network) gid=102(systemd-network) groups=102(systemd-network)
uid=101(systemd-resolve) gid=103(systemd-resolve) groups=103(systemd-resolve)
uid=102(systemd-timesync) gid=104(systemd-timesync) groups=104(systemd-timesync)
uid=103(messagebus) gid=106(messagebus) groups=106(messagebus)
uid=104(syslog) gid=110(syslog) groups=110(syslog),4(adm),5(tty)
uid=105(_apt) gid=65534(nogroup) groups=65534(nogroup)
uid=106(tss) gid=111(tss) groups=111(tss)
uid=107(uuidd) gid=112(uuidd) groups=112(uuidd)
uid=108(tcpdump) gid=113(tcpdump) groups=113(tcpdump)
uid=109(landscape) gid=115(landscape) groups=115(landscape)
uid=110(pollinate) gid=1(daemon) groups=1(daemon)
uid=111(usbmux) gid=46(plugdev) groups=46(plugdev)
uid=112(sshd) gid=65534(nogroup) groups=65534(nogroup)
uid=999(systemd-coredump) gid=999(systemd-coredump) groups=999(systemd-coredump)
uid=998(lxd) gid=100(users) groups=100(users)
uid=113(fwupd-refresh) gid=117(fwupd-refresh) groups=117(fwupd-refresh)
uid=1000(user) gid=1000(user) groups=1000(user)uid=1000(user) gid=1000(user) groups=1000(user)
SUIDs
user@pc:/home/user$ find / -perm -04000 -ls -type f 2>/dev/null
672 40 -rwsr-xr-x 1 root root 39144 Mar 7 2020 /usr/bin/fusermount
2428 164 -rwsr-xr-x 1 root root 166056 Apr 4 2023 /usr/bin/sudo
10148 68 -rwsr-xr-x 1 root root 67816 May 30 2023 /usr/bin/su
8206 40 -rwsr-xr-x 1 root root 39144 May 30 2023 /usr/bin/umount
2441 68 -rwsr-xr-x 1 root root 68208 Nov 29 2022 /usr/bin/passwd
2438 52 -rwsr-xr-x 1 root root 53040 Nov 29 2022 /usr/bin/chsh
2437 84 -rwsr-xr-x 1 root root 85064 Nov 29 2022 /usr/bin/chfn
491 56 -rwsr-sr-x 1 daemon daemon 55560 Nov 12 2018 /usr/bin/at
8148 56 -rwsr-xr-x 1 root root 55528 May 30 2023 /usr/bin/mount
10033 44 -rwsr-xr-x 1 root root 44784 Nov 29 2022 /usr/bin/newgrp
2440 88 -rwsr-xr-x 1 root root 88464 Nov 29 2022 /usr/bin/gpasswd
2539 32 -rwsr-xr-x 1 root root 31032 Feb 21 2022 /usr/bin/pkexec
8950 52 -rwsr-xr-- 1 root messagebus 51344 Oct 25 2022 /usr/lib/dbus-1.0/dbus-daemon-launch-helper
60379 464 -rwsr-xr-x 1 root root 473576 Aug 4 2023 /usr/lib/openssh/ssh-keysign
1383 16 -rwsr-xr-x 1 root root 14488 Jul 8 2019 /usr/lib/eject/dmcrypt-get-device
2541 24 -rwsr-xr-x 1 root root 22840 Feb 21 2022 /usr/lib/policykit-1/polkit-agent-helper-1
3443 144 -rwsr-xr-x 1 root root 146888 May 29 2023 /usr/lib/snapd/snap-confine
843 84 -rwsr-xr-x 1 root root 85064 Nov 29 2022 /snap/core20/2015/usr/bin/chfn
849 52 -rwsr-xr-x 1 root root 53040 Nov 29 2022 /snap/core20/2015/usr/bin/chsh
918 87 -rwsr-xr-x 1 root root 88464 Nov 29 2022 /snap/core20/2015/usr/bin/gpasswd
1002 55 -rwsr-xr-x 1 root root 55528 May 30 2023 /snap/core20/2015/usr/bin/mount
1011 44 -rwsr-xr-x 1 root root 44784 Nov 29 2022 /snap/core20/2015/usr/bin/newgrp
1026 67 -rwsr-xr-x 1 root root 68208 Nov 29 2022 /snap/core20/2015/usr/bin/passwd
1136 67 -rwsr-xr-x 1 root root 67816 May 30 2023 /snap/core20/2015/usr/bin/su
1137 163 -rwsr-xr-x 1 root root 166056 Apr 4 2023 /snap/core20/2015/usr/bin/sudo
1195 39 -rwsr-xr-x 1 root root 39144 May 30 2023 /snap/core20/2015/usr/bin/umount
1284 51 -rwsr-xr-- 1 root systemd-resolve 51344 Oct 25 2022 /snap/core20/2015/usr/lib/dbus-1.0/dbus-daemon-launch-helper
1656 463 -rwsr-xr-x 1 root root 473576 Jul 19 2023 /snap/core20/2015/usr/lib/openssh/ssh-keysign
847 84 -rwsr-xr-x 1 root root 85064 Nov 29 2022 /snap/core20/1950/usr/bin/chfn
853 52 -rwsr-xr-x 1 root root 53040 Nov 29 2022 /snap/core20/1950/usr/bin/chsh
922 87 -rwsr-xr-x 1 root root 88464 Nov 29 2022 /snap/core20/1950/usr/bin/gpasswd
1006 55 -rwsr-xr-x 1 root root 55528 May 30 2023 /snap/core20/1950/usr/bin/mount
1015 44 -rwsr-xr-x 1 root root 44784 Nov 29 2022 /snap/core20/1950/usr/bin/newgrp
1030 67 -rwsr-xr-x 1 root root 68208 Nov 29 2022 /snap/core20/1950/usr/bin/passwd
1140 67 -rwsr-xr-x 1 root root 67816 May 30 2023 /snap/core20/1950/usr/bin/su
1141 163 -rwsr-xr-x 1 root root 166056 Apr 4 2023 /snap/core20/1950/usr/bin/sudo
1199 39 -rwsr-xr-x 1 root root 39144 May 30 2023 /snap/core20/1950/usr/bin/umount
1288 51 -rwsr-xr-- 1 root systemd-resolve 51344 Oct 25 2022 /snap/core20/1950/usr/lib/dbus-1.0/dbus-daemon-launch-helper
1660 463 -rwsr-xr-x 1 root root 473576 Apr 3 2023 /snap/core20/1950/usr/lib/openssh/ssh-keysign
297 129 -rwsr-xr-x 1 root root 131832 Aug 4 2023 /snap/snapd/19993/usr/lib/snapd/snap-confine
297 129 -rwsr-xr-x 1 root root 131832 May 27 2023 /snap/snapd/19457/usr/lib/snapd/snap-confineSGIDs
user@pc:/home/user$ find / -perm -02000 -ls -type f 2>/dev/null
12710 4 drwxr-sr-x 3 root systemd-journal 4096 Jun 15 2022 /var/log/journal
408490 4 drwxr-sr-x 2 root systemd-journal 4096 Mar 27 19:02 /var/log/journal/649d08f7c59f4ad3bbf4a2220b5ff29a
12344 4 drwxrwsr-x 2 root staff 4096 Apr 15 2020 /var/local
12346 4 drwxrwsr-x 2 root mail 4096 Feb 23 2022 /var/mail
348 0 drwxr-sr-x 2 root systemd-journal 40 Aug 3 2024 /run/log/journal
870 44 -rwxr-sr-x 1 root shadow 43160 Feb 2 2023 /usr/sbin/unix_chkpwd
814 44 -rwxr-sr-x 1 root shadow 43168 Feb 2 2023 /usr/sbin/pam_extrausers_chkpwd
8907 4 drwxrwsr-x 3 root staff 4096 Feb 23 2022 /usr/local/lib/python3.8
8908 4 drwxrwsr-x 12 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages
19983 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/typing_extensions-4.7.1.dist-info
20072 4 drwxr-sr-x 3 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/baize-0.20.5.dist-info
20076 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/baize-0.20.5.dist-info/licenses
20159 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/h11-0.14.0.dist-info
20001 4 drwxr-sr-x 3 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/rpcpy
20011 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/rpcpy/__pycache__
20078 4 drwxr-sr-x 5 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/baize
20105 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/baize/__pycache__
20119 4 drwxr-sr-x 3 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/baize/asgi
20131 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/baize/asgi/__pycache__
20140 4 drwxr-sr-x 3 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/baize/wsgi
20149 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/baize/wsgi/__pycache__
19988 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/__pycache__
20262 4 drwxr-sr-x 3 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn-0.23.2.dist-info
20267 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn-0.23.2.dist-info/licenses
20165 4 drwxr-sr-x 4 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/h11
20178 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/h11/__pycache__
20190 4 drwxr-sr-x 4 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/h11/tests
20202 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/h11/tests/data
20204 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/h11/tests/__pycache__
20022 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/rpc.py-0.6.0.dist-info
20269 4 drwxr-sr-x 8 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn
20281 4 drwxr-sr-x 3 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/loops
20286 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/loops/__pycache__
20291 4 drwxr-sr-x 3 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/supervisors
20298 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/supervisors/__pycache__
20305 4 drwxr-sr-x 5 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/protocols
20308 4 drwxr-sr-x 3 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/protocols/http
20314 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/protocols/http/__pycache__
20320 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/protocols/__pycache__
20323 4 drwxr-sr-x 3 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/protocols/websockets
20328 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/protocols/websockets/__pycache__
20333 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/__pycache__
20344 4 drwxr-sr-x 3 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/lifespan
20348 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/lifespan/__pycache__
20352 4 drwxr-sr-x 3 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/middleware
20358 4 drwxr-sr-x 2 root staff 4096 Aug 25 2023 /usr/local/lib/python3.8/dist-packages/uvicorn/middleware/__pycache__
504 16 -rwxr-sr-x 1 root tty 14488 Mar 30 2020 /usr/bin/bsd-write
589 44 -rwxr-sr-x 1 root crontab 43720 Feb 13 2020 /usr/bin/crontab
10038 36 -rwxr-sr-x 1 root tty 35048 May 30 2023 /usr/bin/wall
2439 32 -rwxr-sr-x 1 root shadow 31312 Nov 29 2022 /usr/bin/expiry
2436 84 -rwxr-sr-x 1 root shadow 84512 Nov 29 2022 /usr/bin/chage
491 56 -rwsr-sr-x 1 daemon daemon 55560 Nov 12 2018 /usr/bin/at
60371 344 -rwxr-sr-x 1 root ssh 350504 Aug 4 2023 /usr/bin/ssh-agent
134618 16 -rwxr-sr-x 1 root utmp 14648 Sep 30 2019 /usr/lib/x86_64-linux-gnu/utempter/utempter
838 83 -rwxr-sr-x 1 root shadow 84512 Nov 29 2022 /snap/core20/2015/usr/bin/chage
899 31 -rwxr-sr-x 1 root shadow 31312 Nov 29 2022 /snap/core20/2015/usr/bin/expiry
1128 343 -rwxr-sr-x 1 root crontab 350504 Jul 19 2023 /snap/core20/2015/usr/bin/ssh-agent
1214 35 -rwxr-sr-x 1 root tty 35048 May 30 2023 /snap/core20/2015/usr/bin/wall
7340 43 -rwxr-sr-x 1 root shadow 43168 Feb 2 2023 /snap/core20/2015/usr/sbin/pam_extrausers_chkpwd
7384 43 -rwxr-sr-x 1 root shadow 43160 Feb 2 2023 /snap/core20/2015/usr/sbin/unix_chkpwd
11983 0 drwxrwsr-x 2 root mail 3 Aug 1 2023 /snap/core20/2015/var/mail
842 83 -rwxr-sr-x 1 root shadow 84512 Nov 29 2022 /snap/core20/1950/usr/bin/chage
903 31 -rwxr-sr-x 1 root shadow 31312 Nov 29 2022 /snap/core20/1950/usr/bin/expiry
1132 343 -rwxr-sr-x 1 root crontab 350504 Apr 3 2023 /snap/core20/1950/usr/bin/ssh-agent
1218 35 -rwxr-sr-x 1 root tty 35048 May 30 2023 /snap/core20/1950/usr/bin/wall
7341 43 -rwxr-sr-x 1 root shadow 43168 Feb 2 2023 /snap/core20/1950/usr/sbin/pam_extrausers_chkpwd
7385 43 -rwxr-sr-x 1 root shadow 43160 Feb 2 2023 /snap/core20/1950/usr/sbin/unix_chkpwd
11982 0 drwxrwsr-x 2 root mail 3 Jun 13 2023 /snap/core20/1950/var/mailCapabilities
user@pc:/home/user$ getcap -r / 2>/dev/null
/usr/bin/mtr-packet = cap_net_raw+ep
/usr/bin/ping = cap_net_raw+ep
/usr/bin/traceroute6.iputils = cap_net_raw+ep
/usr/lib/x86_64-linux-gnu/gstreamer1.0/gstreamer-1.0/gst-ptp-helper = cap_net_bind_service,cap_net_admin+ep
/snap/core20/2015/usr/bin/ping = cap_net_raw+ep
/snap/core20/1950/usr/bin/ping = cap_net_raw+epProcesses
user@pc:/home/user$ ps -auxwww
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
root 1 0.1 0.6 169508 12776 ? Ss 19:00 0:01 /sbin/init maybe-ubiquity
root 488 0.0 0.9 68496 19500 ? S<s 19:00 0:00 /lib/systemd/systemd-journald
root 521 0.0 0.3 22760 6128 ? Ss 19:00 0:00 /lib/systemd/systemd-udevd
root 690 0.0 0.8 345708 17948 ? SLsl 19:00 0:00 /sbin/multipathd -d -s
systemd+ 739 0.0 0.3 164616 6168 ? Ssl 19:00 0:00 /lib/systemd/systemd-timesyncd
root 747 0.0 0.5 47544 10372 ? Ss 19:00 0:00 /usr/bin/VGAuthService
root 748 0.0 0.4 311548 8488 ? Ssl 19:00 0:00 /usr/bin/vmtoolsd
systemd+ 826 0.0 0.3 19176 7644 ? Ss 19:00 0:00 /lib/systemd/systemd-networkd
systemd+ 828 0.0 0.6 24684 13372 ? Ss 19:00 0:00 /lib/systemd/systemd-resolved
root 839 0.0 0.3 235568 7348 ? Ssl 19:00 0:00 /usr/lib/accountsservice/accounts-daemon
root 842 0.0 0.1 6816 2860 ? Ss 19:00 0:00 /usr/sbin/cron -f
message+ 843 0.0 0.2 7696 4884 ? Ss 19:00 0:00 /usr/bin/dbus-daemon --system --address=systemd: --nofork --nopidfile --systemd-activation --syslog-only
root 852 0.0 0.1 81960 3696 ? Ssl 19:00 0:00 /usr/sbin/irqbalance --foreground
root 853 0.0 0.9 29668 18576 ? Ss 19:00 0:00 /usr/bin/python3 /usr/bin/networkd-dispatcher --run-startup-triggers
root 854 0.0 0.3 232728 6892 ? Ssl 19:00 0:00 /usr/lib/policykit-1/polkitd --no-debug
syslog 855 0.0 0.2 224492 5776 ? Ssl 19:00 0:00 /usr/sbin/rsyslogd -n -iNONE
root 858 0.1 1.6 1393160 33476 ? Ssl 19:00 0:01 /usr/lib/snapd/snapd
root 860 0.0 1.1 31288 23832 ? Ss 19:00 0:00 /usr/bin/python3 /usr/bin/supervisord -n -c /etc/supervisor/supervisord.conf
root 861 0.0 0.3 17232 7464 ? Ss 19:00 0:00 /lib/systemd/systemd-logind
root 867 0.0 0.5 393208 12084 ? Ssl 19:00 0:00 /usr/lib/udisks2/udisksd
daemon 870 0.0 0.1 3796 2272 ? Ss 19:00 0:00 /usr/sbin/atd -f
root 885 0.0 0.0 5828 1792 tty1 Ss+ 19:00 0:00 /sbin/agetty -o -p -- \u --noclear tty1 linux
root 899 0.0 0.3 12184 7372 ? Ss 19:00 0:00 sshd: /usr/sbin/sshd -D [listener] 0 of 10-100 startups
root 912 0.0 0.5 315100 11336 ? Ssl 19:00 0:00 /usr/sbin/ModemManager
root 928 0.0 1.0 107924 20648 ? Ssl 19:00 0:00 /usr/bin/python3 /usr/share/unattended-upgrades/unattended-upgrade-shutdown --wait-for-signal
root 1040 0.1 1.2 31980 24472 ? S 19:00 0:00 python3 /opt/rpc.py
user 1041 0.0 0.2 18928 4916 ? Sl 19:00 0:00 /snap/ttyd/199/usr/bin/ttyd -p 8000 -w /home/user/ -W bash
root 1363 0.0 1.6 389096 32744 ? Ssl 19:02 0:00 /usr/libexec/fwupd/fwupd
root 1389 0.0 0.4 241192 9356 ? Ssl 19:02 0:00 /usr/lib/upower/upowerd
user 1853 0.0 0.2 10320 5092 pts/0 Ss 19:05 0:00 bash
user 2083 0.0 0.1 11140 3548 pts/0 R+ 19:11 0:00 ps -auxwwwroot 842 0.0 0.1 6816 2860 ? Ss 19:00 0:00 /usr/sbin/cron -froot 854 0.0 0.3 232728 6892 ? Ssl 19:00 0:00 /usr/lib/policykit-1/polkitd --no-debugroot 1040 0.1 1.2 31980 24472 ? S 19:00 0:00 python3 /opt/rpc.pyuser 1041 0.0 0.2 18928 4916 ? Sl 19:00 0:00 /snap/ttyd/199/usr/bin/ttyd -p 8000 -w /home/user/ -W bash
Cron & Systemd
user@pc:/home/user$ crontab -l ; cat /etc/crontab ; systemctl list-timers
no crontab for user
# /etc/crontab: system-wide crontab
# Unlike any other crontab you don't have to run the `crontab'
# command to install the new version when you edit this file
# and files in /etc/cron.d. These files also have username fields,
# that none of the other crontabs do.
SHELL=/bin/sh
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
# Example of job definition:
# .---------------- minute (0 - 59)
# | .------------- hour (0 - 23)
# | | .---------- day of month (1 - 31)
# | | | .------- month (1 - 12) OR jan,feb,mar,apr ...
# | | | | .---- day of week (0 - 6) (Sunday=0 or 7) OR sun,mon,tue,wed,thu,fri,sat
# | | | | |
# * * * * * user-name command to be executed
17 * * * * root cd / && run-parts --report /etc/cron.hourly
25 6 * * * root test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.daily )
47 6 * * 7 root test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.weekly )
52 6 1 * * root test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.monthly )
#
NEXT LEFT LAST PASSED UNIT ACTIVATES>
Thu 2025-03-27 19:15:32 UTC 3min 19s left n/a n/a systemd-tmpfiles-clean.timer systemd-t>
Fri 2025-03-28 00:00:00 UTC 4h 47min left Thu 2025-03-27 19:02:47 UTC 9min ago logrotate.timer logrotate>
Fri 2025-03-28 00:00:00 UTC 4h 47min left Thu 2025-03-27 19:02:47 UTC 9min ago man-db.timer man-db.se>
Fri 2025-03-28 01:06:58 UTC 5h 54min left Thu 2025-03-27 19:04:34 UTC 7min ago ua-timer.timer ua-timer.>
Fri 2025-03-28 01:08:15 UTC 5h 56min left Thu 2025-03-27 19:02:47 UTC 9min ago motd-news.timer motd-news>
Fri 2025-03-28 06:33:43 UTC 11h left Thu 2025-03-27 19:02:47 UTC 9min ago apt-daily-upgrade.timer apt-daily>
Fri 2025-03-28 07:09:48 UTC 11h left Thu 2025-03-27 19:02:47 UTC 9min ago fwupd-refresh.timer fwupd-ref>
Fri 2025-03-28 14:44:52 UTC 19h left Thu 2025-03-27 19:02:47 UTC 9min ago apt-daily.timer apt-daily>
Sun 2025-03-30 03:10:22 UTC 2 days left Thu 2025-03-27 19:02:47 UTC 9min ago e2scrub_all.timer e2scrub_a>
Mon 2025-03-31 00:00:00 UTC 3 days left Thu 2025-03-27 19:02:47 UTC 9min ago fstrim.timer fstrim.se>
10 timers listed.
Pass --all to see loaded but inactive timers, too.Services
user@pc:/home/user$ systemctl list-units --state=running
UNIT LOAD ACTIVE SUB DESCRIPTION >
proc-sys-fs-binfmt_misc.automount loaded active running Arbitrary Executable File Formats File System Automount Poi>
init.scope loaded active running System and Service Manager >
accounts-daemon.service loaded active running Accounts Service >
atd.service loaded active running Deferred execution scheduler >
cron.service loaded active running Regular background program processing daemon >
dbus.service loaded active running D-Bus System Message Bus >
fwupd.service loaded active running Firmware update daemon >
getty@tty1.service loaded active running Getty on tty1 >
irqbalance.service loaded active running irqbalance daemon >
ModemManager.service loaded active running Modem Manager >
multipathd.service loaded active running Device-Mapper Multipath Device Controller >
networkd-dispatcher.service loaded active running Dispatcher daemon for systemd-networkd >
open-vm-tools.service loaded active running Service for virtual machines hosted on VMware >
polkit.service loaded active running Authorization Manager >
rsyslog.service loaded active running System Logging Service >
snapd.service loaded active running Snap Daemon >
ssh.service loaded active running OpenBSD Secure Shell server >
supervisor.service loaded active running Supervisor process control system for UNIX >
systemd-journald.service loaded active running Journal Service >
systemd-logind.service loaded active running Login Service >
systemd-networkd.service loaded active running Network Service >
systemd-resolved.service loaded active running Network Name Resolution >
systemd-timesyncd.service loaded active running Network Time Synchronization >
systemd-udevd.service loaded active running udev Kernel Device Manager >
udisks2.service loaded active running Disk Manager >
unattended-upgrades.service loaded active running Unattended Upgrades Shutdown >
upower.service loaded active running Daemon for power management >
vgauth.service loaded active running Authentication service for virtual machines hosted on VMwar>
dbus.socket loaded active running D-Bus System Message Bus Socket >
multipathd.socket loaded active running multipathd control socket >
snapd.socket loaded active running Socket activation for snappy daemon >
syslog.socket loaded active running Syslog Socket >
systemd-journald-audit.socket loaded active running Journal Audit Socket >
systemd-journald-dev-log.socket loaded active running Journal Socket (/dev/log) >
systemd-journald.socket loaded active running Journal Socket >
systemd-networkd.socket loaded active running Network Service Netlink Socket >
systemd-udevd-control.socket loaded active running udev Control Socket >
systemd-udevd-kernel.socket loaded active running udev Kernel Socket >
LOAD = Reflects whether the unit definition was properly loaded.
ACTIVE = The high-level unit activation state, i.e. generalization of SUB.
SUB = The low-level unit activation state, values depend on unit type.
38 loaded units listed.Sudo Version
user@pc:/home/user$ sudo --version
Sudo version 1.8.31
Sudoers policy plugin version 1.8.31
Sudoers file grammar version 46
Sudoers I/O plugin version 1.8.31Sudo version 1.8.31
Glibc Version
user@pc:/home/user$ ldd --version
ldd (Ubuntu GLIBC 2.31-0ubuntu9.9) 2.31
Copyright (C) 2020 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
Written by Roland McGrath and Ulrich Drepper.ldd (Ubuntu GLIBC 2.31-0ubuntu9.9) 2.31