systemd july22

[root@localhost ~]# history
    1  dnf update -y
    2  reboot
    3  systemd-analyze plot > file.svg
    4  chmod 444 file.svg
    5  mv file.svg /tmp
    6  systemctl -t help
    7  cd /usr/lib/systemd/system
    8  ls
    9  pwd
   10  systemctl cat sshd.service
   11  systemctl status sshd
   12  kill -9 1533
   13  systemctl status sshd
   14  cd /etc/systemd/system/
   15  ls
   16  cd /run/systemd/system/
   17  ls
   18  cd ..
   19  ls
   20  cd generator/
   21  ls
   22  grep boot /etc/fstab
   23  vim boot.mount
   24  cd
   25  man -k systemd
   26  man -k systemd | wc
   27  man systemd.service
   28  systemctl cat sshd.service
   29  man 7 systemd.directives
   30  man systemd.service
   31  systemctl show sshd.service
   32  systemctl edit sshd.service
   33  export SYSTEMD_EDITOR=vim
   34  systemctl edit sshd.service
   35  systemctl cat sshd.service
   36  vim /etc/bashrc
   37  systemctl list-units -t target
   38  systemctl list-unit-files -t target
   39  systemctl list-dependencies
   40  systemctl cat multi-user.target
   41  cd /etc/systemd/system/
   42  ls
   43  ls -l multi-user.target.wants/
   44  ls -l basic.target.wants/
   45  dnf install -y vsftpd
   46  systemctl status vsftp
   47  systemctl status vsftpd
   48  systemctl enable vsftpd
   49  systemctl disable vsftpd
   50  systemctl mask vsftpd
   51  systemctl start vsftpd
   52  systemctl unmask vsftpd
   53  cd
   54  dnf install -y git
   55  git clone https://github.com/sandervanvugt/systemd
   56  systemctl get-default
   57  systemctl set-default graphical.target
   58  cd systemd/
   59  ls
   60  ./countdown 13
   61  pwd
   62  ls /etc/systemd/system/multi-user.target.wants/
   63  ls -l /etc/systemd/system/multi-user.target.wants/
   64  cd
   65  rpm -qa | grep gui
   66  dnf search systemd-gui
   67  dnf search systemd-ui
   68  systemctl status cockpit
   69  systemctl cat cockpit.socket
   70  systemctl status cockpit.socket
   71  systemctl enable --now cockpit.socket
   72  systemctl status cockpit.socket
   73  firewall-cmd --list-all
   74  systemctl cat sshd.service
   75  man systemd.directives
   76  man systemd.unit
   77  dnf install httpd
   78  systemctl edit httpd.service
   79  systemctl cat httpd.service
   80  ps aux | grep ftp
   81  systemctl start httpd.service
   82  ps aux | grep ftp
   83  systemctl list-dependencies
   84  systemctl list-units
   85  systemctl list-unit-files
   86  vim /etc/rsyslog.conf
   87  vim /etc/systemd/journald.conf
   88  cd /var/log/
   89  ls
   90  mkdir journal
   91  ls journal/
   92  systemctl daemon-reload
   93  ls journal/
   94  systemctl status systemd-journald
   95  systemctl restart systemd-journald
   96  ls journal/
   97  systemctl stop systemd-journald ; systemctl start systemd-journald
   98  ls journal/
   99  journalctl
  100  journalctl -xb
  101  journalctl -u sshd
  102  journalctl --since 1 hour
  103  journalctl --since 9:00
  104  journalctl --since 1 hour ago
  105  journalctl --since "1 hour ago"
  106  systemctl set-property vsftp.service Requires=httpd.service
  107  systemctl set-property vsftpd.service Requires=httpd.service
  108  cd
  109  cd systemd/
  110  ls
  111  vim dynamicuser.service
  112  cp dynamicuser.service /etc/systemd/system/
  113  systemctl start dynamicuser.service
  114  vim dynamicuser.service
  115  ls -l /var/lib/private/
  116  systemd-analyze plot
  117  systemd-analyze security httpd.service
  118  systemd-analyze blame
  119  pwd
  120  ./countdown 13
  121  man systemd-analyze
  122  systemd-analyze plot > /tmp/myfile.svg
  123  ls -l /tmp/*svg
  124  ls -l /var/log/journal/
  125  systemctl restart systemd-journal
  126  systemctl restart systemd-journald
  127  systemctl restart systemd-journal-flush.service
  128  ls -l /var/log/journal/
  129  systemctl cat systemd-journal-flush.service
  130  man journalctl
  131  pwd
  132  ls
  133  vim /etc/fstab
  134  cd /run/systemd/generator/
  135  ls
  136  cat -.mount
  137  cat -- -.mount
  138  cat boot.mount
  139  ls /dev/disk
  140  ls /dev/disk/by-uuid/ -l
  141  blkid
  142  poweroff
  143  mkdir /data
  144  fdisk /dev/sda
  145  lsblk
  146  mkfs.vfat /dev/sda3
  147  cd /etc/systemd/system/
  148  cp /usr/lib/systemd/system/tmp.mount data.mount
  149  vim data.mount
  150  mount | grep data
  151  systemctl enable --now data.mount
  152  mount | grep data
  153  systemctl status data.mount
  154  pwd
  155  cd
  156  cd systemd/
  157  ls
  158  vim /etc/exports
  159  dnf install -y nfs-utils
  160  systemctl enable --now nfs-server
  161  systemctl disable --now firewalld
  162  showmount -e localhost
  163  mkdir /nfsdata
  164  pwd
  165  cp nfsd* /etc/systemd/system
  166  cd /etc/systemd/system/
  167  vim nfsdata.mount
  168  vim nfsdata.automount
  169  systemctl enable --now nfsdata.automount
  170  systemctl status nfsdata.mount
  171  cd /nfsdata
  172  ls
  173  systemctl status nfsdata.mount
  174  mount | grep nfsdata
  175  cd /
  176  sleep 10
  177  mount | grep nfsdata
  178  dnf search vdo
  179  dnf install kmod-kvdo vdo
  180  cd /usr/share/doc/vdo/examples/
  181  ls
  182  cd
  183  cd /usr/lib/systemd/system
  184  ls *mount
  185  pwd
  186  cd
  187  cd systemd/
  188  ./countdown 1
  189  pwd
  190  cd /usr/lib/systemd/system
  191  ls *timer
  192  ls /etc/cron.*/
  193  systemctl cat logrotate.timer
  194  systemctl cat fstrim.timer
  195  ls *timer
  196  systemctl cat mdcheck_start.timer
  197  systemctl cat raid-check.timer
  198  man systemd.timer
  199  pwd
  200  cd /root/systemd/
  201  ls
  202  vim monitor.timer
  203  vim monitor.service
  204  systemctl start monitor.timer
  205  cp monitor.* /etc/systemd/system
  206  systemctl start monitor.timer
  207  date
  208  journalctl -f
  209  ss
  210  pwd
  211  systemctl list-unit-files -t socket
  212  systemctl disable --now sshd.servicce
  213  systemctl disable --now sshd.service
  214  systemctl cat sshd.socket
  215  systemctl enable --now sshd.socket
  216  systemctl status sshd.service
  217  ssh student@localhost
  218  ps aux | grep ssh
  219  systemctl list-unit-files -t path
  220  systemctl cat cups.path
  221  pwd
  222  ./countdown 18
  223  ssh student@192.168.29.141
  224  cat /etc/os-release
  225  systemctl status httpd
  226  systemctl enable --now httpd
  227  systemctl status httpd
  228  systemctl set-property --runtime httpd CPUShares=2048
  229  systemctl status httpd
  230  systemctl set-property  httpd CPUShares=2048
  231  systemctl cat httpd
  232  systemctl daemon-reload
  233  systemctl cat httpd
  234  cd /root/
  235  cd systemd/
  236  ls
  237  cp stress* /etc/systemd/system/
  238  lscpu
  239  cd /sys/bus/cpu/devices/
  240  tree
  241  ls -lR cpu*
  242  ls -l cpu*/
  243  echo 0 >cpu1/online
  244  lscpu
  245  systemctl daemon-reload
  246  systemctl cat stress1.service
  247  systemctl cat stress2.service
  248  systemctl start stress1
  249  systemctl start stress2
  250  top
  251  systemctl set-property system.slice CPUShares=8192
  252  systemctl cat system.slice
  253  top
  254  systemctl stop httpd.service
  255  systemctl show httpd.service
  256  man systemd.directives
  257  man systemd.resource-control
  258  systemctl set-property MemoryMax=1M httpd.service
  259  systemctl set-property httpd.service MemoryMax=1M
  260  systemctl cat httpd.service
  261  systemctl start httpd.service
  262  systemctl daemon-reload
  263  systemctl start httpd.service
  264  systemctl status httpd.service
  265  systemd cgtop
  266  systemd-cgtop
  267  systemd-cgls
  268  cd
  269  cd systemd/
  270  ./countdown 12
  271  ssh student@192.168.29.141
  272  exit
  273  loginctl enable-linger student
  274  loginctl show-user student
  275  journalctl --user unit=sleep.service
  276  exit
  277  useradd linda
  278  loginctl enable-linger linda
  279  ssh linda@localhost
  280  passwd linda
  281  ssh linda@localhost
  282  reboot
  283  ps faux | less
  284  history