More definitions Release time: when a job becomes "active" (allowed to run) Deadline: when the job must complete WCET: worst case execution time, for a task Scheduling algorithm: the policy set forth by the scheduler Schedulability: property (or lack thereof) of a task set A set is schedulable (on a specific uC/...) if all constraints can be met Load (U): amount of CPU time used by the tasks Lateness: how much late we are (can be negative) Jitter: well... jitter