luth/jun26 at master · sandervanvugt/luth · GitHub

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    1  sudo hostnamectl hostname control
    2  exit
    3  cd ansiblefundamentals/
    4  ./countdown 1
    5  ./countdown 14
    6  cd ansiblefundamentals/
    7  ;s
    8  ./countdown 13
    9  cd ansiblefundamentals/
   10  ./countdown 14
   11  sudo dnf install -y git vim
   12  sudo vim /etc/hosts
   13  ip a
   14  ssh 192.168.29.141
   15  ssh 192.168.29.142
   16  sudo vim /etc/hosts
   17  ping ansible1
   18  ping ansible2
   19  ansible --version
   20  sudo dnf install ansible-core
   21  ansible --version
   22  history
   23  vim inventory
   24  cat inventory
   25  ansible -i inventory all -u student -b -k -K -m command -a "useradd ansible"
   26  ssh-keygen
   27  ssh-keygen ansible1
   28  ssh-copy-id ansible1
   29  ssh ansible1
   30  ssh-copy-id ansible2
   31  history
   32  ansible -i inventory all -u student -b -K -m command -a "useradd ansible"
   33  cat inventory
   34  ssh-copy-id control
   35  ansible -i inventory all -u student -b -K -m command -a "useradd ansible"
   36  history
   37  git clone https://github.com/sandervanvugt/ansiblefundamentals
   38  ansible -i inventory all -u student -b -K -m shell -a "echo password | passwd --stdin ansible"
   39  ansible -i inventory all -u student -b -K -m command -a "rpm -qa | grep bash"
   40  history
   41  ansible -i inventory all -u student -b -K -m shell -a "rpm -qa | grep bash"
   42  ansible -i inventory all -u ansible -m command -a "ls -l /root"
   43  ansible -i inventory -u student -b -K all -m copy -a 'content="ansible ALL=(ALL) NOPASSWD: ALL" dest=/etc/sudoers.d/ansible'
   44  su - ansible
   45  history | less
   46  su - ansible
   47  sudo systemctl list-dependencies
   48  sudo systemctl isolate graphical.target
   49  sudo -i
   50  ps faux | grep -B5 zsh
   51  lsns -p $(pidof zsh)
   52  nsenter -a -t $(pidof zsh) ps aux
   53  sudo nsenter -a -t $(pidof zsh) ps aux
   54  sudo lsns -p $(pidof zsh)
   55  podman run -d --name web01 nginx
   56  podman ps
   57  podman run -d --name web02 nginx
   58  podman inspect web01 --format '{{.State.Pid}}'
   59  ps faxu | grep -B5 7558
   60  podman inspect web02 --format '{{.State.Pid}}'
   61  sudo nsenter -u -t 7558 id
   62  sudo nsenter -u -t 7628 id
   63  sudo -i
   64  history > /tmp/jun26
    1  ls -l /etc/shadow
    2  whoami
    3  tail /etc/shadow
    4  chmod 000 /etc/shadow
    5  cat /etc/shadow
    6  history
    7  man 7 capabilities
    8  dnf install -y strace
    9  history
   10  cat /etc/hosts
   11  strace cat /etc/hosts
   12  ls *
   13  echo *
   14  time ls *
   15  dd if=/dev/zero of=/dev/null &
   16  time ls *
   17  time echo *
   18  strace -c echo *
   19  strace -c ls *
   20  man mmap
   21  man man
   22  man mmap
   23  man 2 intro
   24  man 3 intro
   25  dnf install -y nmap
   26  nmap -sn 192.168.29.0/24
   27  nmap -sn 192.168.52.0/24
   28  ping muela1
   29  ssh student@muela1
   30  cd /sys/block/
   31  ls
   32  cd nvme0n1/queue/
   33  cat scheduler
   34  systemctl isolate multi-user.target
   35  cd /proc
   36  ls
   37  sysctl -a
   38  sysctl -a | wc -l
   39  ls
   40  less cpuinfo
   41  arch
   42  lscpu
   43  ls
   44  less meminfo
   45  echo h > sysrq-trigger
   46  dmesg
   47  history -w
   48  cd /proc
   49  ls
   50  less devices
   51  lsblk
   52  less devices
   53  ssh muela1
   54  ssh student@muela1
   55  cd sys
   56  ls
   57  cd vm
   58  ls
   59  less /proc/meminfo
   60  ssh student@muela1
   61  ls
   62  cat dirty_expire_centisecs
   63  cat dirty_writeback_centisecs
   64  echo 6000 > dirty_expire_centisecs
   65  vim /etc/sysctl.conf
   66  cat swappiness
   67  dnf list kernel*
   68  dnf install -y kernel-doc
   69  rpm -ql kernel-doc
   70  cd /usr/share/doc/kernel-doc-6.12.0-233/Documentation/
   71  ls
   72  grep -R swappiness *
   73  grep -Rl swappiness *
   74  less admin-guide/kernel-parameters.txt
   75  less admin-guide/sysctl/vm.rst
   76  export kerneldoc=$(pwd)
   77  echo $kerneldoc
   78  cd /proc/sys/vm
   79  ls
   80  cd $kerneldoc
   81  grep -Rl overcommit_memory *
   82  less admin-guide/sysctl/vm.rst
   83  cd -
   84  cat overcommit_memory
   85  vim /etc/sysctl.conf
   86  reboot
   87  cd /proc/sys
   88  ls
   89  cd ..
   90  ls
   91  cd 3361
   92  ls
   93  cat cmdline
   94  cd ../935
   95  cat cmdline
   96  ls
   97  cat status
   98  exit
   99  man systemd.directives
  100  systemctl cat vsftpd.service
  101  systemctl status vsftpd.service
  102  systemctl start vsftpd.service
  103  systemctl status vsftpd.service
  104  systemctl edit vsftpd.service
  105  systemctl status vsftpd.service
  106  cd lut
  107  ls
  108  dnf install -y git
  109  git clone https://github.com/sandervanvugt/luth
  110  cd luth
  111  ls
  112  cat stress1.service
  113  cat stress2.service
  114  lscpu
  115  echo 0 > /sys/bus/cpu/devices/cpu1/online
  116  lscpu
  117  cp stress* /etc/systemd/system/
  118  systemctl daemon-reload
  119  systemctl start stress1
  120  systemctl start stress2
  121  top
  122  exit
  123  history >> /tmp/jun26