โ All resources
Ch 9 ยท Schedulability
๐งฎ Schedulability Calculation Drill
A
random
periodic task set each round (independent, preemptive,
D = T
). Do the Part-B maths by hand, type your answers, and check.
Reveal steps
shows the full worked solution โ utilization, RM bound, and the response-time iteration.
Tasks:
2
3
4
๐ฒ New problem
1. Total utilization
U = ฮฃ Cแตข/Tแตข
(3 dp)
2. RM utilization bound
U(n) = n(2^(1/n) โ 1)
(3 dp)
3.
RM
utilization-test verdict
โ
schedulable
inconclusive
fails
4.
EDF
utilization-test verdict
โ
schedulable
fails
5.
WCRT
of the lowest-priority task
ฯ?
via response-time analysis
6. Does
ฯ?
meet its deadline?
โ
yes
no
Check
Reveal steps