FreeRTOS - Task Priorities
Given two tasks: Task1 with priority 4 and Task2 with priority 2, both ready to run, which task will FreeRTOS scheduler run first?
Given two tasks: Task1 with priority 4 and Task2 with priority 2, both ready to run, which task will FreeRTOS scheduler run first?
medium📝 Predict Output Q4 of 15
Step-by-Step Solution
Solution:
Step 1: Understand priority-based scheduling
FreeRTOS always runs the highest priority task that is ready.Step 2: Compare priorities of Task1 and Task2
Task1 has priority 4, which is higher than Task2's priority 2.Final Answer:
Task1 -> Option DQuick Check:
Higher priority task runs first = Task1 [OK]
Quick Trick: Higher priority tasks preempt lower ones [OK]
Common Mistakes:
- Thinking creation order affects scheduling
- Assuming tasks run simultaneously on single CPU
- Believing lower priority tasks run first
Master "Task Priorities" in FreeRTOS
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