trouble april23

[root@localhost ~]# history
    1  getenforce
    2  touch /.autorelabel
    3  vim /etc/default/grub
    4  grub2-mkconfig -o /boot/grub2/grub.cfg
    5  history
    6  mount -r remount,rw /
    7  mount -o remount,rw /
    8  reboot
    9  dnf install -y git
   10  git clone https://github.com/sandervanvugt/trouble
   11  cd trouble/
   12  ls
   13  ./countdown 12
   14  cd /boot/
   15  ls
   16  cp initramfs-5.14.0-47.el9.x86_64.img initramfs-5.14.0-47.el9.x86_64.img.bak
   17  mv initramfs-5.14.0-47.el9.x86_64.img initramfs-5.15.0-47.el9.x86_64.img
   18  reboot
   19  cd /boot
   20  ls
   21  uname -r
   22  mv initramfs-5.15.0-47.el9.x86_64.img initramfs-5.14.0-47.el9.x86_64.img
   23  reboot
   24  vim /etc/modprobe.d/firewalld-sysctls.conf
   25  ls -l /etc/modules-load.d/
   26  vim /etc/modules-load.d/softdog
   27  vim /etc/modprobe.d/softdog
   28  rm -f /etc/modules-load.d/softdog
   29  reboot
   30  lsmod | grep soft
   31  lsblk
   32  xxd -l 512 /dev/sda
   33  fdisk -l /dev/sda
   34  dd if=/dev/zero of=/dev/sda bs=512 count=1
   35  xxd -l 512 /dev/sda
   36  reboot
   37  chvt 2
   38  exit
   39  chvt 3
   40  chvt 2
   41  xxd /dev/sda | less
   42  ldd $(which login)
   43  cd /etc/pam.d/
   44  ls
   45  vim login
   46  vim system-auth
   47  cd /usr/lib64/security/
   48  ls
   49  chvt 4
   50  man pam_securetty
   51  pwd
   52  cd /etc/pam.d/
   53  vim login
   54  vim /etc/securetty
   55  chvt 4
   56  ls
   57  cp login login.bak
   58  vim login
   59  reboot
   60  vim /etc/pam.d/login
   61  chvt 4
   62  vim /etc/pam.d/login
   63  vim /etc/pam.d/system-auth
   64  chvt 4
   65  man pam_permit
   66  mv /bin/mount /bin/tnuom
   67  reboot
   68  touch ff
   69  rpm -qf /bin/mount
   70  dnf install util-linux-core
   71  ip a
   72  systemctl start NetworkManager
   73  ip a
   74  ifup ens33
   75  ip link up ens33
   76  ip link help
   77  ip link help | less
   78  reboot
   79  history