mistcdnの概要 / technical session - webrtc meetup tokyo #9
TRANSCRIPT
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WebRTC Meetup Tokyo #9
MistCDN
2015/8/3 20:20-20:35 @ 21cafe
Mist Technologies
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6
KDDI Labo
IBM Global Entrepreneur
Program
Microsoft Innovation
Award 2015
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MistCDN
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MistCDN P2P CDN
P2P
MistCDNJavaScript
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, 4K 40MbpsYouTube 4K5, Youtube 8K/Netflix 4K2.5
TV
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P2P
MistCDN
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P2P
P2P , HTTPAPI
XMLHttpRequest Origin CDN
Mist P2P P2P
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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
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DataChannelRTT!
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AS(ISP) Docker/ NTT NGN IPv6
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1. ChromeBlobsendonmessageArrayBuffer
5000 AWS / IBM Softlayer VM,
Docker Selenium (Chrome/Firefox) , BW/RTT/Jitter
Slack()
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() , Dash.js40Mbps 4K
ChromeSource Buffer Size = 128MB ()25 / 40Mbps Buffer Sizeappendbuffer ()
We contribute to