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Advances, Systems and Applications

Table 1 Symbols

From: Tuning high flow concurrency for MPTCP in data center networks

Symbol

Definition

n

The number of subflows

CWn

Total congestion window size of n subflows

W

Average congestion window size of one subflow

d

Window-decreasing factor, default is 0.5

i

Window-increasing factor, default is 1

p

Packet loss rate

RTT

Round trip time

T

Average throughput of n subflows

PTO

Timeout probability