2012/Oct/25 FNet Grand Conference, Yeosu, Korea

1. 글로벌$CDN과$동적$웹$가속$기술$
rev.%1%

2. Contents$
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FNet$Grand$Conference$2012$

3. 글로벌$인터넷$환경$
FNet$Grand$Conference$2012$

4. 한국에서$해외$간의$인터넷$latency$
Moscow:$323ms$
Tokyo:$40ms$ New$York:$224ms$$
London:$316ms$
LA:$135ms$
Shanghai:$69ms$$
Sao$Paulo:$329ms$
Sydney:$161ms$
Capetown:$434ms$
FNet$Grand$Conference$2012$

5. 한국$인터넷$속도$
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©%2012%Akamai%Technologies,%Inc.%All%Rights%Reserved%%
FNet$Grand$Conference$2012$

6. 국내$웹$사이트의$평균적인$크기$
From%“Korea%Web%Index”%2012/05%
©%VivaNS%All%rights%reserved%
• 웹사이트의 전체 크기가 무거움 (이미지, 광고, 동영상 …)
• 오래되고 느린 브라우저의 사용 (IE6 등)
FNet$Grand$Conference$2012$

7. 웹은$빨라야$한다$
FNet$Grand$Conference$2012$

8. FNet$Grand$Conference$2012$

9. FNet$Grand$Conference$2012$

10. FNet$Grand$Conference$2012$

11. Web$Performance$MaJers!$
11%seconds%
(Before)%
2%seconds%
(APer)%
Rest%of%
World%
China%
CDNetworks Confidential
Web%Performance%=%Revenue% 11

12. Content$Delivery$Network$
FNet$Grand$Conference$2012$

13. Content$Delivery$Network$
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FNet$Grand$Conference$2012$

14. CDN$구성도$
FNet$Grand$Conference$2012$

15. 글로벌$로드밸런싱$
;;%ANSWER%SECTION:%
www.kr.cdnetworks.com.%300%IN%
%CNAME%www.kr.cdnetworks.com.cdngc.net.%
DNS$for$cdngc.net$(GSLB)%
www.kr.cdnetworks.com.cdngc.net.%20%IN%
%A%174.35.15.164%
www.kr.cdnetworks.com.cdngc.net.%20%IN%
%A%174.35.40.9$
•
Resolver/$
End$User$ Local$DNS$
Browser$ •
•
FNet$Grand$Conference$2012$

16. 글로벌$CDN의$효과$
최상위$페이지$로딩$속도$(초)$
25.0%
20.0%
15.0%
10.0%
5.0%
0.0%
FNet$Grand$Conference$2012$

17. 동적$웹$가속$기술$
FNet$Grand$Conference$2012$

18. 동적$웹$가속$기술$
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FNet$Grand$Conference$2012$

19. Typical$Web$Site$Waterfall$Chart$
Dynamic%
Dynamic%
FNet$Grand$Conference$2012$

20. Dynamic$Web$Acceleration$Overview$
End$User$ CDNetworks$Dynamic$Web$AcceleraXon$ Origin$
1$ End%user%types%in%URL% Shield$
Edge$1$
Origin$
Server$
Edge$2$
2$ GSLB%checks% 3$ Edge%Proxies%and%Shield%
user’s%Local%DNS% communicate%via%opcmally% Shield$
and%allocates%the% Edge$3$ tuned%TCP%links%
Edge%Proxy%
4$ Shield%communicates%
Edge$4$ with%servers%using%
Global$Server$ standard%protocols%
Load$Balancing$
End$User$to$Edge$ Edge$to$Shield$ Shield$to$Origin$
• $Larger%TCP%Window%Size% • %Larger%TCP%Window%Size% • %No%tearddown%of%%
• %Caching%of%Stacc%Content% • %Proteccon%Against%Network%Loss% TCP%Conneccons%
• %Dropped%packet%cme%is%historically%monitored% • %Requests%from%
• %Won’t%wait%for%retransmit%request%before%resending% mulcple%clients%
• %Conneccon%Pooling%and%Persistent%Conneccons% through%single%TCP%
Conneccon%
FNet$Grand$Conference$2012$

21. Performance$Impact$of$DWA$
CDNetworks Confidential 21

22. Performance$Impact$of$DWA$(2)$
Origin%
CDNetworks%
15%sec%"%4%sec!%
CDNetworks Confidential 22

23. Advanced$Topics$
FNet$Grand$Conference$2012$

24. Advanced$Topics$
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FNet$Grand$Conference$2012$

25. 감사합니다$
FNet$Grand$Conference$2012$