systemd nov21

[root@rhel9 system]# history
    1  dnf repolist
    2  hostnamectl set-hostname rhel9.example.com
    3  exit
    4  systemctl cat sshd.service
    5  ps aux | grep sshd
    6  kill -9 1029
    7  systemctl status sshd
    8  systemctl -t help
    9  cd /usr/lib/systemd/system
   10  ls
   11  ls | wc -w
   12  pwd
   13  cd /etc/systemd/system/
   14  history
   15  cd /run/systemd/system/
   16  ls
   17  cd /usr/lib/systemd/system
   18  vim sshd.service
   19  systemctl edit sshd.service
   20  systemctl cat sshd.service
   21  export EDITOR=/usr/bin/vim
   22  systemctl edit sshd.service
   23  man -k systemd
   24  mandb
   25  man -k systemd
   26  man -k systemd | wc
   27  man 7 systemd.directives
   28  man systemd.unit
   29  systemctl -t help
   30  man systemd.path
   31  vim /etc/bashrc
   32  pwd
   33  systemctl show sshd
   34  systemctl show --all sshd
   35  systemctl show sshd
   36  systemctl -t target list-unit-files
   37  systemctl get-default
   38  systemctl list-dependencies
   39  reboot
   40  systemctl list-dependencies
   41  systemctl list-units
   42  systemctl start rescue.target
   43  systemctl list-units
   44  systemctl start reboot.target
   45  systemctl list-units
   46  reboot
   47  systemctl isolate multi-user.target
   48  systemctl list-dependencies
   49  systemctl start graphical.target
   50  systemctl -t target list-units
   51  systemctl cat multi-user.target
   52  systemctl cat sound.target
   53  vim countdown
   54  chmod +x countdown
   55  history; sleep 120; ./countdown 10
   56  systemctl list-depencies
   57  systemctl list-dependencies
   58  systemctl cat sshd.service
   59  dnf repolist
   60  dnf install httpd
   61  systemctl status httpd.service
   62  systemctl cat httpd
   63  systemctl enable --now httpd
   64  systemctl status httpd
   65  cd /etc/systemd/system/multi-user.target.wants/
   66  ls
   67  ls -l
   68  cd ..
   69  ls
   70  journalctl
   71  tail /var/log/messages
   72  systemctl status rsyslog
   73  systemctl status httpd
   74  journalctl -u httpd.service
   75  vim /etc/systemd/journald.conf
   76  cd /var/log/
   77  mkdir journal
   78  ls journal
   79  systemctl daemon-reload
   80  ls journal
   81  ip a
   82  nmtui
   83  cd
   84  systemctl start NetworkManager
   85  systemctl status NetworkManager
   86  ip a
   87  ls /var/log/journal/
   88  systemctl status NetworkManager
   89  systemctl cat sshd.service
   90  systemctl edit NetworkManager.service
   91  systemctl status systemd-networkd
   92  dnf install vsftpd
   93  systemctl disable --now httpd
   94  systemctl edit httpd.service
   95  systemctl staus vsftpd.service
   96  systemctl status vsftpd.service
   97  systemctl start httpd.service
   98  systemctl status vsftpd.service
   99  kill -9 6783
  100  systemctl status vsftpd.service
  101  systemctl status httpd.service
  102  cd /usr/lib/systemd/system
  103  ls
  104  cat vsftpd.service
  105  cp vsftpd.service /etc/systemd/system/sander.service
  106  cd /etc/systemd/system/
  107  vim sander.service
  108  systemctl start sander.service
  109  systemctl status sander.service
  110  top
  111  systemctl stop sander.service
  112  cp sander.service
  113  cp sander.service break.service
  114  vim break.service
  115  systemctl start break.service
  116  vim break.service
  117  systemctl show break.service
  118  man 7 systemd.directives
  119  man systemd.service
  120  vim break.service
  121  systemctl enable break.service
  122  vi /etc/default/grub
  123  grub2-mkconfig -o /boot/grub2/grub.cfg
  124  reboot
  125  systemctl status break.service
  126  systemctl list-dependencies
  127  cd /etc/systemd/system/
  128  vim break.service
  129  systemctl enable break.service
  130  rm multi-user.target.wants/break.service
  131  reboot
  132  systemctl set-property system.slice CPUShares=8192
  133  systemd-cgtop
  134  systemd-cgls
  135  killall dd
  136  history | grep ssh
  137  ssh [email protected]
  138  ./countdown 12
  139  systemd-run ./counter 12
  140  ls
  141  systemd-run ./countdown 12
  142  systemctl cat run-re58bd8651e4044d0aa7c75ee49abc1bd.service
  143  journalctl -F
  144  journalctl -f
  145  journalctl -f -u run-re58bd8651e4044d0aa7c75ee49abc1bd.service
  146  history
  147  cd /etc/systemd/system/
  148  ls
  149  cp break.service dynamic.service
  150  vim /tmp/createme.sh
  151  chmod +x /tmp/createme.sh
  152  vi dynamic.service
  153  systemctl start dynamic.service
  154  systemctl status dynamic.service
  155  systemctl show dynamic.service
  156  man systemd.directives
  157  man systemd.exec
  158  vi dynamic.service
  159  systemctl daemon-reload
  160  systemctl start daemon-reload
  161  systemctl start dynamic
  162  systemctl status dynamic
  163  vim dynamic.service
  164  systemctl start daemon-reload
  165  systemctl daemon-reload
  166  systemctl start dynamic
  167  ls -l /tmp/wh*
  168  systemctl status dynamic
  169  vi dynamic.service
  170  systemctl daemon-reload
  171  systemctl start dynamic
  172  systemctl status dynamic
  173  ls -l /tmp/wh*
  174  find / -name "whatever"
  175  systemd-analyze security sshd.service
  176  systemd-analyze security httpd.service
  177  systemd-analyze blame
  178  vi /etc/fstab
  179  cd /run/systemd/generator/
  180  ls
  181  vim boot.mount
  182  grep boot /etc/fstab
  183  blkid
  184  cd /dev/disk
  185  ls
  186  cd by-uuid/
  187  ls
  188  ls -l
  189  cat /run/systemd/generator/boot.mount
  190  cd
  191  fdisk -l
  192  df -h
  193  pwd
  194  dd if=/dev/zero of=/diskfile.img bs=1M count=1024
  195  losetup -fP /diskfile.img
  196  losetup -a
  197  fdisk /dev/loop0
  198  lsblk
  199  mkfs.ext4 /loop0p1
  200  mkfs.ext4 /dev/loop0p1
  201  mkdir /loop
  202  cd /usr/lib/systemd/system
  203  ls *mount
  204  cp tmp.mount /etc/systemd/system
  205  cd /etc/systemd/system/
  206  mv tmp.mount loop.mount
  207  vim loop.mount
  208  mount | grep loop
  209  systemctl enable --now loop.mount
  210  mount | grep loop
  211  dnf install -y vdo
  212  cd
  213  dnf install -y git
  214  git clone https://github.com/sandervanvugt/systemd
  215  cd systemd/
  216  ls
  217  vim nfsdata.mount
  218  dnf install -y nfs-utils
  219  vim /etc/exports
  220  systemctl enable --now nfs-server
  221  showmount -e localhost
  222  ls
  223  mkdir /nfsdata
  224  mv nfsda* /etc/systemd/system
  225  cd /etc/systemd/system/
  226  vim nfsdata.moun
  227  vim nfsdata.mount
  228  vim nfsdata.automount
  229  ls nfsdata.*
  230  vim nfsdata.automount
  231  systemctl enable nfsdata.automount --now
  232  pwd
  233  systemctl daemon-reload
  234  systemctl enable --now nfsdata.automount
  235  systemctl enable --now nfsdata.mount
  236  pwd
  237  cd
  238  ./countdown 13
  239  systemctl status nfsdata.mount
  240  ls
  241  cd /etc/systemd/system/
  242  ls
  243  vim dynamic.service
  244  systemctl daemon-reload
  245  systemctl start dynamic.service
  246  ls -l /tmp/wh*
  247  cat dynamic.service
  248  systemctl show httpd.service
  249  pwd
  250  cd
  251  cd  systemd/
  252  ls
  253  cat securesleep.service
  254  cp stress* /etc/systemd/system
  255  cd /etc/systemd/system/
  256  ls
  257  cat stress1.service
  258  cat stress2.service
  259  systemctl start stress1
  260  systemctl start stress2
  261  top
  262  cd /sys
  263  ls
  264  cd bus
  265  cd cpu/
  266  ls
  267  cd devices/
  268  ls
  269  cat cpu1/online
  270  lscpu
  271  echo 0 > cpu1/online
  272  lscpu
  273  top
  274  cd
  275  loginctl show-user student
  276  loginctl enable-linger student
  277  loginctl show-user student
  278  useradd linda
  279  passwd linda
  280  loginctl enable-linger linda
  281  ssh linda@localhost
  282  reboot
  283  ps aux | grep sleep
  284  dnf install -y tftp-server
  285  cd systemd/
  286  ls
  287  cd /usr/lib/systemd/system
  288  ls
  289  ls *socket
  290  systemctl cups.socket
  291  systemctl start cups.socket
  292  cat cups.service
  293  cat cups.socket
  294  cat sshd.socket
  295  systemctl disable --now sshd
  296  systemctl enable --now sshd.socket
  297  ps aux | grep ssh
  298  ssh localhost
  299  history

#### LINDA HISTORY ####[linda@rhel9 ~]$ history
    1  mkdir -p .config/systemd/user
    2  cd .config/systemd/user
    3  vim linda.service
    4  systemctl --user enable linda.service
    5  systemctl --user status linda.service
    6  exit
    7  history