Docker

My First experience in docker

Transcript

1. Yun_NISRA-I
   My First experience in docker
   

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4. seconds
   minutes
   GB
   MB
   

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5. LINUX
   • Linux Startup Process
   • Boot Loader
   • Kernel
   • Init Process
   • Different Distribution
   • Package Manager
   • Init
   

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6. LINUX
   • Linux Startup Process
   • Boot Loader
   • Kernel
   • Init Process
   • Different Distribution
   • Package Manager
   • Init
   How New Virtual Machine Run
   

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7. LINUX
   • Linux Startup Process
   • Boot Loader
   • Kernel
   • Init Process
   • Different Distribution
   • Package Manager
   • Init
   How Docker Run
   

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9. SAME KERNEL & MORE INIT
   Windows↓
   ←Linux
   Find pid in Manager
   

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10. Root
    Namespace
    pid1
    Init
    

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11. pid1 (pid2)
    Root
    Namespace
    pid1
    Init
    

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12. pid1 (pid2) pid1 (pid3)
    Root
    Namespace
    pid1
    Init
    

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13. pid1 (pid2) pid1 (pid3) pid1 (pid4)
    Root
    Namespace
    pid1
    Init
    

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14. Read & Write ↓
    Read Only→
    

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16. DOCKER & LXC
    • Docker base on LXC
    • Use less space on Docker (AUFS)
    • Just Text File(DockerFile) help you create Image
    • More Easily User Interface to use
    

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18. MORE SAFE THAN VM?
    

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20. NO
    BESIDES,DOCKER HUB HAVE PROBLEM TOO
    Pull someone Image… Are you really trust?
    

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21. DEMO
    • C3H3 : http://dockerhack2014.opennote.info
    Fun with IPython
    

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22. Q & A
    

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