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More from Wei Tsang Ooi (20)
Characterizing Virtual World Populations Using Game Add-Ons
- 6. CDF of all session length, and
median session length of each player
6
- 10. CDF of median downtimes and
median session length of each player
10
- 22. “My life is so great that I literally wanted a second one!”
- Dwight Schrute,The Office
22
- 32. How to partition a world into regions
and assign regions to servers considering
- communication cost
- hand-over rate
- balancing server load
:
32
- 34. How to predict avatar movement (end
therefore what a user will see next)?
34
- 39. How to pick supernodes?
How stable are the supernodes?
39
- 41. random walk
random waypoint
clustered movement
:
41
- 46. • collect mobility traces of
avatars in Second Life
• what it means w.r.t. systems
design for NVEs?
46
- 55. • Wrote our own client
• Parses packets using libsecondlife
• Insert bots into regions
• Log positions of avatars every 10s
55
- 61. • Wrote our own client
• Parses packets using libsecondlife
• Insert bots into regions
• Log positions of avatars every 10s
61
- 62. who is
where,
when
(doing what)
62
- 82. 1 min 10 min
1 hr 2 hr
Highly skewed. Some stay for hours.
82
- 87. 1 min
1 hr
10 min 2 hr
Most meetings are short.
87
- 94. rotate 18% of the time
Second Life’s prefetching is
wasteful
94