Problem Detection in Real-Time Systems by Trace Analysis

Table 1

Example of a list of occurrences of events with their considered status according to a support threshold of 2.

Count	Element (event type)	Status
6	sched_switch	Frequent
2	kmem_cache_alloc	Frequent
2	hrtimer_start	Frequent
1	mm_page_alloc	Under the threshold: no need to test