12
1 WebRTC Meetup Tokyo #9 MistCDNの概要 2015/8/3 20:20-20:35 @ 21cafe Mist Technologies 株式会社

MistCDNの概要 / Technical Session - WebRTC Meetup Tokyo #9

Embed Size (px)

Citation preview

  • 1

    WebRTC Meetup Tokyo #9

    MistCDN

    2015/8/3 20:20-20:35 @ 21cafe

    Mist Technologies

  • 2

    6

    KDDI Labo

    IBM Global Entrepreneur

    Program

    Microsoft Innovation

    Award 2015

  • 3

    MistCDN

  • 4

    MistCDN P2P CDN

    P2P

    MistCDNJavaScript

  • 5

    , 4K 40MbpsYouTube 4K5, Youtube 8K/Netflix 4K2.5

    TV

  • 6

    P2P

    MistCDN

  • 7

    P2P

    P2P , HTTPAPI

    XMLHttpRequest Origin CDN

    Mist P2P P2P

  • 8

    PlayerXMLHTTPRequestorigin CDN http req P2P

    Push-Prefetch P2P Architecture1

    1. Patent Pending

    t=0

    Chunk[0] Chunk[1] Chunk[2] Chunk[3] Chunk[4]

    t=40s

    VOD

    http req

    origin req

    http req http req http req http req

    origin req

    peer prefetch chunk2 peer prefetch chunk3 peer prefetch chunk4 ()

    origin range req

  • 9

    DataChannelRTT!

  • 10

    AS(ISP) Docker/ NTT NGN IPv6

  • 11

    1. ChromeBlobsendonmessageArrayBuffer

    5000 AWS / IBM Softlayer VM,

    Docker Selenium (Chrome/Firefox) , BW/RTT/Jitter

    Slack()

  • 12

    () , Dash.js40Mbps 4K

    ChromeSource Buffer Size = 128MB ()25 / 40Mbps Buffer Sizeappendbuffer ()

    We contribute to