Adjustable Two-Tier Cache for IPTV Based on Segmented Streaming

Table 3

Simulation parameters and default values.

Number of videos	2000
Video length	10–110 minutes
Request arrival rate	6 requests per minute
Simulation duration	43200 minutes
Cache size	0.2 (in the percentage of the entire video size)
Video popularity	Zipf-like distribution for video titles, Zipf(0.2,2000)
Probability of forward/stop playback	0.2
Popularity shift distance	10 videos every 21600 minutes