Make Your Own Cluster Computer (Part 2)

davisde
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65_cluster_comp2_thThis is part two of the series that shows you how to make a cluster computer using Raspberry Pi’s!

You can watch Part 1 here.

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Acquiring the Parts
Here’s what you will need:

  1. 2 or more Raspberry Pi’s
  2. SD cards for each Pi
  3. Power Cables for each Pi
  4. Powered USB Hub (optional)
  5. Networking Cables
  6. A Hub or a Router

TOTAL COST: ~$100.00

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Installing and Configuring Raspbian

  • Follow the software configuration steps shown in this video and burn the image file to an SD card for each computer in your cluster.
  • For each Raspberry Pi in your cluster, insert an imaged SD card, connect them all to the same router or switch, and then connect a power source to each one.
[tabby title=”Terminal Commands”]
    • Install nmap
      • Sudo apt-get update
      • Sudo apt-get install nmap
    • Get current IP
      • Ifconfig
    • Scan subnet for Pi’s
      • Sudo nmap -sn 192.168.1.*
    • Run test file
      • Mpiexec -n 1 hostname
    • Make test folder and file
      • Mkdir mpi_test
      • Cd mpi_test
      • Nano machinefile
        • 192.168.1.2
        • 192.168.1.3
        • 192.168.1.4
        • 192.168.1.5
      • Mpiexec -f machinefile -n 4 hostname
    • Add keys to all pi’s
      • PI01
        • Ssh-keygen
        • Cd ~
        • Cd .ssh
        • Cp id_rsa.pub pi01
        • Ssh pi@192.168.1.3
      • PI02
        • Ssh-keygen
        • Cd .ssh
        • Cp id_rsa.pub pi02
        • Scp 192.168.1.2:/home/pi/.ssh/pi01 .
        • Cat pi01 >> authorized_keys
        • Exit
      • PI03 (ssh pi@192.168.1.5)
        • Ssh-keygen
        • Cd .ssh
        • Cp id_rsa.pub pi03
        • Scp 192.168.1.2:/home/pi/.ssh/pi01 .
        • Cat pi01 >> authorized_keys
        • Exit
      • PI04
        • Ssh-keygen
        • Cd .ssh
        • Cp id_rsa.pub pi04
        • Scp 192.168.1.2:/home/pi/.ssh/pi01 .
        • Cat pi01 >> authorized_keys
        • Exit
      • PI01
        • Scp 192.168.1.3:/home/pi/.ssh/pi02
        • Cat pi02 >> authorized_keys
    • Run new machinefile
      • Cd ~
      • Nano machinefile
        • 192.168.1.2
      • Mpiexec -f machinefile -n 4 hostname
    • Run Python file
      • mpiexec -n 5 python demo/helloworld.py
      • Mpiexec -f machinefile -n 5 python /home/pi/build/mpi4py/demo/md5_dict_attack.py
    • Download and unzip file
    • Copy to all computers
      • Scp -r python_test 192.168.1.3:/home/pi
      • Mpiexec -f machinefile -n 5 python python_test/md5_attack.py
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One Comment

  1. October 31, 2014 at 12:17 am

    The Slave of the Husband

    Looking for in advance to studying additional from you afterward!…

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