Pimp my phone networking

Transcript

1. PIMP MY phone networking
2. “I’m DMytrii Shchadei” YANDEX
3. What's the difference between me and you?
4. Core netw ork lat Internet routing lat Internet routing lat user/Control plane lat
5. Radio Resource Controller Transmission schedule ★ Device Power State ★ Signal Power ★ Bandwidth ★
6. 3G Device Power States Full power (1000-3500 mW) Low power (< 20 Kbps, 500-1800 mW) Standby (15 MW) < 1.5 sec < 2 sec
7. Power States transition Full power Low power Data transfer time power ~ 12 sec ~ 5 sec Enegry tail
8. Data 1 time power Full Low Data 2 Full Low Data 1 time power Full Low Data 2 BRO AIN’t your BRO
9. – Ilya Grigorik “Burst as much data as you can, then turn off the radio for as long as possible.”
10. AT&T Application Resource Optimizer (ARO)
11. GO REAL: soundcloud.com full power full power TAIL low power low power TAIL transition
12. GO WILD : soundcloud.com Web page test . org First byte keep alive compress transfer compress images Progressive jpegs cache static Effective CDN F A A A A A C
13. Server Hint LINK rel=prefetch LINK rel=subresource
14. Every friend must know
15. @Metrofun metrofun@yandex-team.com That’s all FALKS !