Table 1 Key Terms and Descriptions Terms Descriptions
From: Uncertainty-aware workflow migration among edge nodes based on blockchain
Terms | Descriptions |
E | The set of edge nodes, E={e1,e2,...,eN} |
S | The set of mobile devices, S={s1,s2,...,sM} |
T | The set of workflow tasks, Ti={t1,t2,...,tQ} |
G | The graph model workflow operations |
D | The set of dependencies between tasks |
P(ti) | The parent tasks of the ith task |
C(ti) | The children tasks of the ith task |
ES(ti) | The earliest start time of the ith task |
EF(ti) | The earliest finish time of the ith task |
LF(ti) | The latest finish time of the ith task |
DL(ti) | The deadline of the ith task |
RT(ti) | The real completion time of the ith task |
EC | The energy consumption of workflow scheduling |
SR | The success rate of workflow rescheduling |