System/Kernel


tomcat@seal:/var/lib/tomcat9$ file /bin/bash ; uname -a ; cat /etc/*release
/bin/bash: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, BuildID[sha1]=a6cb40078351e05121d46daa768e271846d5cc54, for GNU/Linux 3.2.0, stripped
linux seal 5.4.0-77-generic #86-ubuntu smp thu jun 17 02:35:03 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=20.04
DISTRIB_CODENAME=focal
DISTRIB_DESCRIPTION="Ubuntu 20.04.2 LTS"
NAME="Ubuntu"
VERSION="20.04.2 LTS (Focal Fossa)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 20.04.2 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=focal

Ubuntu 20.04.2 LTS (Focal Fossa) 5.4.0-77-generic x86_64

Networks


tomcat@seal:/var/lib/tomcat9$ 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 0.0.0.0:443             0.0.0.0:*               LISTEN      -                   
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN      -                   
udp        0      0 10.10.10.250:39248      8.8.8.8:53              ESTABLISHED -                   

Users & Groups


tomcat@seal:/var/lib/tomcat9$ 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
sshd:x:111:65534::/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
tomcat:x:997:997:Apache Tomcat:/:/usr/sbin/nologin
luis:x:1000:1000:,,,:/home/luis:/bin/bash
usbmux:x:112:46:usbmux daemon,,,:/var/lib/usbmux:/usr/sbin/nologin
total 12K
4.0K drwxr-xr-x 20 root root 4.0K May  7  2021 ..
4.0K drwxr-xr-x  9 luis luis 4.0K May  7  2021 luis
4.0K drwxr-xr-x  3 root root 4.0K May  5  2021 .

luis

tomcat@seal:/var/lib/tomcat9$ 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(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=997(tomcat) gid=997(tomcat) groups=997(tomcat)
uid=1000(luis) gid=1000(luis) groups=1000(luis)
uid=112(usbmux) gid=46(plugdev) groups=46(plugdev)

SUIDs


tomcat@seal:/var/lib/tomcat9$ find / -perm -04000 -ls -type f 2>/dev/null
      128    109 -rwsr-xr-x   1 root     root       111080 Jun 15  2021 /snap/snapd/12398/usr/lib/snapd/snap-confine
      128    109 -rwsr-xr-x   1 root     root       111080 May 27  2021 /snap/snapd/12159/usr/lib/snapd/snap-confine
       56     43 -rwsr-xr-x   1 root     root        43088 Sep 16  2020 /snap/core18/1997/bin/mount
       65     63 -rwsr-xr-x   1 root     root        64424 Jun 28  2019 /snap/core18/1997/bin/ping
       81     44 -rwsr-xr-x   1 root     root        44664 Mar 22  2019 /snap/core18/1997/bin/su
       99     27 -rwsr-xr-x   1 root     root        26696 Sep 16  2020 /snap/core18/1997/bin/umount
     1708     75 -rwsr-xr-x   1 root     root        76496 Mar 22  2019 /snap/core18/1997/usr/bin/chfn
     1710     44 -rwsr-xr-x   1 root     root        44528 Mar 22  2019 /snap/core18/1997/usr/bin/chsh
     1763     75 -rwsr-xr-x   1 root     root        75824 Mar 22  2019 /snap/core18/1997/usr/bin/gpasswd
     1827     40 -rwsr-xr-x   1 root     root        40344 Mar 22  2019 /snap/core18/1997/usr/bin/newgrp
     1840     59 -rwsr-xr-x   1 root     root        59640 Mar 22  2019 /snap/core18/1997/usr/bin/passwd
     1931    146 -rwsr-xr-x   1 root     root       149080 Jan 19  2021 /snap/core18/1997/usr/bin/sudo
     2018     42 -rwsr-xr--   1 root     systemd-resolve    42992 Jun 11  2020 /snap/core18/1997/usr/lib/dbus-1.0/dbus-daemon-launch-helper
     2328    427 -rwsr-xr-x   1 root     root              436552 Mar  4  2019 /snap/core18/1997/usr/lib/openssh/ssh-keysign
       56     43 -rwsr-xr-x   1 root     root               43088 Sep 16  2020 /snap/core18/2074/bin/mount
       65     63 -rwsr-xr-x   1 root     root               64424 Jun 28  2019 /snap/core18/2074/bin/ping
       81     44 -rwsr-xr-x   1 root     root               44664 Mar 22  2019 /snap/core18/2074/bin/su
       99     27 -rwsr-xr-x   1 root     root               26696 Sep 16  2020 /snap/core18/2074/bin/umount
     1710     75 -rwsr-xr-x   1 root     root               76496 Mar 22  2019 /snap/core18/2074/usr/bin/chfn
     1712     44 -rwsr-xr-x   1 root     root               44528 Mar 22  2019 /snap/core18/2074/usr/bin/chsh
     1765     75 -rwsr-xr-x   1 root     root               75824 Mar 22  2019 /snap/core18/2074/usr/bin/gpasswd
     1829     40 -rwsr-xr-x   1 root     root               40344 Mar 22  2019 /snap/core18/2074/usr/bin/newgrp
     1842     59 -rwsr-xr-x   1 root     root               59640 Mar 22  2019 /snap/core18/2074/usr/bin/passwd
     1933    146 -rwsr-xr-x   1 root     root              149080 Jan 19  2021 /snap/core18/2074/usr/bin/sudo
     2020     42 -rwsr-xr--   1 root     systemd-resolve    42992 Jun 11  2020 /snap/core18/2074/usr/lib/dbus-1.0/dbus-daemon-launch-helper
     2330    427 -rwsr-xr-x   1 root     root              436552 Mar  4  2019 /snap/core18/2074/usr/lib/openssh/ssh-keysign
      798     84 -rwsr-xr-x   1 root     root               85064 May 28  2020 /snap/core20/1026/usr/bin/chfn
      804     52 -rwsr-xr-x   1 root     root               53040 May 28  2020 /snap/core20/1026/usr/bin/chsh
      873     87 -rwsr-xr-x   1 root     root               88464 May 28  2020 /snap/core20/1026/usr/bin/gpasswd
      957     55 -rwsr-xr-x   1 root     root               55528 Jul 21  2020 /snap/core20/1026/usr/bin/mount
      966     44 -rwsr-xr-x   1 root     root               44784 May 28  2020 /snap/core20/1026/usr/bin/newgrp
      979     67 -rwsr-xr-x   1 root     root               68208 May 28  2020 /snap/core20/1026/usr/bin/passwd
     1088     67 -rwsr-xr-x   1 root     root               67816 Jul 21  2020 /snap/core20/1026/usr/bin/su
     1089    163 -rwsr-xr-x   1 root     root              166056 Jan 19  2021 /snap/core20/1026/usr/bin/sudo
     1147     39 -rwsr-xr-x   1 root     root               39144 Jul 21  2020 /snap/core20/1026/usr/bin/umount
     1233     51 -rwsr-xr--   1 root     systemd-resolve    51344 Jun 11  2020 /snap/core20/1026/usr/lib/dbus-1.0/dbus-daemon-launch-helper
     1605    463 -rwsr-xr-x   1 root     root              473576 Mar  9  2021 /snap/core20/1026/usr/lib/openssh/ssh-keysign
    65686     52 -rwsr-xr--   1 root     messagebus         51344 Jun 11  2020 /usr/lib/dbus-1.0/dbus-daemon-launch-helper
    66266     16 -rwsr-xr-x   1 root     root               14488 Jul  8  2019 /usr/lib/eject/dmcrypt-get-device
    67640    128 -rwsr-xr-x   1 root     root              130408 Mar 26  2021 /usr/lib/snapd/snap-confine
    68889     24 -rwsr-xr-x   1 root     root               22840 May 26  2021 /usr/lib/policykit-1/polkit-agent-helper-1
    71636    464 -rwsr-xr-x   1 root     root              473576 Mar  9  2021 /usr/lib/openssh/ssh-keysign
    65828     56 -rwsr-xr-x   1 root     root               55528 Jul 21  2020 /usr/bin/mount
    81882    164 -rwsr-xr-x   1 root     root              166056 Jan 19  2021 /usr/bin/sudo
    68887     32 -rwsr-xr-x   1 root     root               31032 May 26  2021 /usr/bin/pkexec
    66461     88 -rwsr-xr-x   1 root     root               88464 May 28  2020 /usr/bin/gpasswd
    65832     40 -rwsr-xr-x   1 root     root               39144 Jul 21  2020 /usr/bin/umount
    66662     68 -rwsr-xr-x   1 root     root               68208 May 28  2020 /usr/bin/passwd
    65564     40 -rwsr-xr-x   1 root     root               39144 Mar  7  2020 /usr/bin/fusermount
    66459     52 -rwsr-xr-x   1 root     root               53040 May 28  2020 /usr/bin/chsh
    65385     56 -rwsr-sr-x   1 daemon   daemon             55560 Nov 12  2018 /usr/bin/at
    66458     84 -rwsr-xr-x   1 root     root               85064 May 28  2020 /usr/bin/chfn
    68599     44 -rwsr-xr-x   1 root     root               44784 May 28  2020 /usr/bin/newgrp
    68618     68 -rwsr-xr-x   1 root     root               67816 Jul 21  2020 /usr/bin/su

SGIDs


tomcat@seal:/var/lib/tomcat9$ find / -perm -02000 -ls -type f 2>/dev/null
     1637     34 -rwxr-sr-x   1 root     shadow      34816 Jul 21  2020 /snap/core18/1997/sbin/pam_extrausers_chkpwd
     1666     34 -rwxr-sr-x   1 root     shadow      34816 Jul 21  2020 /snap/core18/1997/sbin/unix_chkpwd
     1703     71 -rwxr-sr-x   1 root     shadow      71816 Mar 22  2019 /snap/core18/1997/usr/bin/chage
     1748     23 -rwxr-sr-x   1 root     shadow      22808 Mar 22  2019 /snap/core18/1997/usr/bin/expiry
     1924    355 -rwxr-sr-x   1 root     crontab    362640 Mar  4  2019 /snap/core18/1997/usr/bin/ssh-agent
     1988     31 -rwxr-sr-x   1 root     tty         30800 Sep 16  2020 /snap/core18/1997/usr/bin/wall
    10782      0 drwxrwsr-x   2 root     mail            3 Mar  9  2021 /snap/core18/1997/var/mail
     1639     34 -rwxr-sr-x   1 root     shadow      34816 Apr  8  2021 /snap/core18/2074/sbin/pam_extrausers_chkpwd
     1668     34 -rwxr-sr-x   1 root     shadow      34816 Apr  8  2021 /snap/core18/2074/sbin/unix_chkpwd
     1705     71 -rwxr-sr-x   1 root     shadow      71816 Mar 22  2019 /snap/core18/2074/usr/bin/chage
     1750     23 -rwxr-sr-x   1 root     shadow      22808 Mar 22  2019 /snap/core18/2074/usr/bin/expiry
     1926    355 -rwxr-sr-x   1 root     crontab    362640 Mar  4  2019 /snap/core18/2074/usr/bin/ssh-agent
     1990     31 -rwxr-sr-x   1 root     tty         30800 Sep 16  2020 /snap/core18/2074/usr/bin/wall
    10795      0 drwxrwsr-x   2 root     mail            3 Jun 11  2021 /snap/core18/2074/var/mail
      793     83 -rwxr-sr-x   1 root     shadow      84512 May 28  2020 /snap/core20/1026/usr/bin/chage
      854     31 -rwxr-sr-x   1 root     shadow      31312 May 28  2020 /snap/core20/1026/usr/bin/expiry
     1080    343 -rwxr-sr-x   1 root     crontab    350504 Mar  9  2021 /snap/core20/1026/usr/bin/ssh-agent
     1166     35 -rwxr-sr-x   1 root     tty         35048 Jul 21  2020 /snap/core20/1026/usr/bin/wall
     7169     43 -rwxr-sr-x   1 root     shadow      43168 Jul 21  2020 /snap/core20/1026/usr/sbin/pam_extrausers_chkpwd
     7213     43 -rwxr-sr-x   1 root     shadow      43160 Jul 21  2020 /snap/core20/1026/usr/sbin/unix_chkpwd
    11700      0 drwxrwsr-x   2 root     mail            3 Apr 29  2021 /snap/core20/1026/var/mail
    69634      4 drwxrwsr-x   2 root     staff        4096 May  7  2021 /usr/local/share/fonts
    71785      4 drwxrwsr-x   3 root     staff        4096 May  7  2021 /usr/local/lib/python3.8
    71786      4 drwxrwsr-x   2 root     staff        4096 May  7  2021 /usr/local/lib/python3.8/dist-packages
     7693     44 -rwxr-sr-x   1 root     shadow      43168 Apr  8  2021 /usr/sbin/pam_extrausers_chkpwd
     7792     44 -rwxr-sr-x   1 root     shadow      43160 Apr  8  2021 /usr/sbin/unix_chkpwd
    89756     16 -rwxr-sr-x   1 root     utmp        14648 Sep 30  2019 /usr/lib/x86_64-linux-gnu/utempter/utempter
    72995     36 -rwxr-sr-x   1 root     tty         35048 Jul 21  2020 /usr/bin/wall
    71491    344 -rwxr-sr-x   1 root     ssh        350504 Mar  9  2021 /usr/bin/ssh-agent
    66460     32 -rwxr-sr-x   1 root     shadow      31312 May 28  2020 /usr/bin/expiry
    65398     16 -rwxr-sr-x   1 root     tty         14488 Mar 30  2020 /usr/bin/bsd-write
    66457     84 -rwxr-sr-x   1 root     shadow      84512 May 28  2020 /usr/bin/chage
    65385     56 -rwsr-sr-x   1 daemon   daemon      55560 Nov 12  2018 /usr/bin/at
    65483     44 -rwxr-sr-x   1 root     crontab     43720 Feb 13  2020 /usr/bin/crontab
     6535      4 drwxrwsr-x   2 root     staff        4096 May  7  2021 /var/local
   401576      4 drwxr-s---   2 tomcat   adm          4096 apr 11 14:29 /var/log/tomcat9
     7032      4 drwxr-sr-x   3 root     systemd-journal     4096 May  7  2020 /var/log/journal
   269924      4 drwxr-sr-x   2 root     systemd-journal     4096 apr 11 14:29 /var/log/journal/8e7b2e7692df48faa4e42d6cfc791ed2
     6537      4 drwxrwsr-x   2 root     mail                4096 May  7  2021 /var/mail
      311      0 drwxr-sr-x   2 root     systemd-journal       40 apr 11 14:28 /run/log/journal

Processes


tomcat@seal:/var/lib/tomcat9$ ps -auxwww
USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
root           1  0.2  0.2 101788 11276 ?        Ss   14:28   0:01 /sbin/init maybe-ubiquity
root         376  0.1  0.3  67868 15524 ?        S<s  14:28   0:00 /lib/systemd/systemd-journald
root         406  0.0  0.1  21656  5724 ?        Ss   14:28   0:00 /lib/systemd/systemd-udevd
root         558  0.0  0.4 345708 17940 ?        SLsl 14:28   0:00 /sbin/multipathd -d -s
root         600  0.0  0.0   2488   524 ?        S    14:28   0:00 bpfilter_umh
systemd+     608  0.0  0.1  90228  6180 ?        Ssl  14:28   0:00 /lib/systemd/systemd-timesyncd
root         618  0.0  0.2  47540 10524 ?        Ss   14:28   0:00 /usr/bin/VGAuthService
root         619  0.3  0.1 163396  7596 ?        Ssl  14:28   0:02 /usr/bin/vmtoolsd
root         739  0.1  0.2 239296  9320 ?        Ssl  14:28   0:00 /usr/lib/accountsservice/accounts-daemon
message+     742  0.0  0.1   7428  4124 ?        Ss   14:28   0:00 /usr/bin/dbus-daemon --system --address=systemd: --nofork --nopidfile --systemd-activation --syslog-only
root         754  0.0  0.0  81960  3528 ?        Ssl  14:28   0:00 /usr/sbin/irqbalance --foreground
syslog       757  0.0  0.1 224348  5076 ?        Ssl  14:28   0:00 /usr/sbin/rsyslogd -n -iNONE
root         758  0.3  0.7 777448 30908 ?        Ssl  14:28   0:02 /usr/lib/snapd/snapd
root         760  0.1  0.1  16476  5808 ?        Ss   14:28   0:01 /lib/systemd/systemd-logind
root         862  0.0  0.0   6812  3052 ?        Ss   14:28   0:00 /usr/sbin/cron -f
daemon       868  0.0  0.0   3792  2172 ?        Ss   14:28   0:00 /usr/sbin/atd -f
root         869  0.0  0.0   8476  3460 ?        S    14:28   0:00 /usr/sbin/CRON -f
root         880  0.0  0.0   5828  2000 tty1     Ss+  14:28   0:00 /sbin/agetty -o -p -- \u --noclear tty1 linux
luis         886  0.0  0.0   2608   596 ?        Ss   14:28   0:00 /bin/sh -c java -jar /home/luis/gitbucket.war
luis         889  2.9  4.4 3607288 179264 ?      Sl   14:28   0:23 java -jar /home/luis/gitbucket.war
root         895  0.0  0.1  12176  6796 ?        Ss   14:28   0:00 sshd: /usr/sbin/sshd -D [listener] 0 of 10-100 startups
root         928  0.0  0.0  55280  1608 ?        Ss   14:28   0:00 nginx: master process /usr/sbin/nginx -g daemon on; master_process on;
root         940  0.0  0.2 236440  9024 ?        Ssl  14:28   0:00 /usr/lib/policykit-1/polkitd --no-debug
root        3673  0.0  0.0   8352  3448 ?        S    14:42   0:00 /usr/sbin/CRON -f
root        3674  0.0  0.0   2608   544 ?        Ss   14:42   0:00 /bin/sh -c sleep 30 && sudo -u luis /usr/bin/ansible-playbook /opt/backups/playbook/run.yml
tomcat      3680  0.0  0.0   9084  3468 pts/0    R+   14:42   0:00 ps -auxwww

/usr/sbin/cron -f /bin/sh -c java -jar /home/luis/gitbucket.war /usr/lib/policykit-1/polkitd --no-debug /bin/sh -c sleep 30 && sudo -u luis /usr/bin/ansible-playbook /opt/backups/playbook/run.yml

Cron & Systemd


tomcat@seal:/var/lib/tomcat9$ crontab -l ; cat /etc/crontab ; systemctl list-timers
crontabs/tomcat/: fopen: Permission denied
# /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                     
tue 2023-04-11 15:04:38 UTC 19min left    Mon 2021-07-05 07:57:55 UTC 1 years 9 months ago  ua-messaging.timer           ua-messaging.service          
tue 2023-04-11 18:55:43 UTC 4h 10min left Thu 2021-05-06 10:54:50 UTC 1 years 11 months ago motd-news.timer              motd-news.service             
tue 2023-04-11 22:42:34 UTC 7h left       Tue 2020-10-06 10:47:03 UTC 2 years 6 months ago  fwupd-refresh.timer          fwupd-refresh.service         
wed 2023-04-12 00:00:00 UTC 9h left       Tue 2023-04-11 14:28:53 UTC 15min ago             logrotate.timer              logrotate.service             
wed 2023-04-12 00:00:00 UTC 9h left       Tue 2023-04-11 14:28:53 UTC 15min ago             man-db.timer                 man-db.service                
wed 2023-04-12 02:06:15 UTC 11h left      Wed 2021-05-05 11:38:09 UTC 1 years 11 months ago apt-daily.timer              apt-daily.service             
wed 2023-04-12 06:34:43 UTC 15h left      Tue 2023-04-11 14:38:06 UTC 6min ago              apt-daily-upgrade.timer      apt-daily-upgrade.service     
wed 2023-04-12 14:43:46 UTC 23h left      Tue 2023-04-11 14:43:46 UTC 59s ago               systemd-tmpfiles-clean.timer systemd-tmpfiles-clean.service
sun 2023-04-16 03:10:27 UTC 4 days left   Tue 2023-04-11 14:29:27 UTC 15min ago             e2scrub_all.timer            e2scrub_all.service           
mon 2023-04-17 00:00:00 UTC 5 days left   Tue 2023-04-11 14:28:53 UTC 15min ago             fstrim.timer                 fstrim.service                
 
10 timers listed.
Pass --all to see loaded but inactive timers, too.

Sudo Version


tomcat@seal:/var/lib/tomcat9$ sudo -V
sudo: effective uid is not 0, is /usr/bin/sudo on a file system with the 'nosuid' option set or an NFS file system without root privileges?

Glibc Version


tomcat@seal:/var/lib/tomcat9$ ldd --version
ldd (Ubuntu GLIBC 2.31-0ubuntu9.2) 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 2.31-0ubuntu9.2) 2.31