What it is: Spare EC2 capacity offered at a large discount, but AWS can reclaim it at any time.
What it’s for:
Fault-tolerant, interruptible workloads (batch processing, CI jobs).
Big cost savings when interruptions are acceptable.
Key ideas:
Exam cues:
Hard words:
*spare* /sper/: dư thừa
*reclaim* /rɪˈkleɪm/: thu hồi
*interruptible* /ˌɪntəˈrʌptəbl/: có thể bị ngắt
*fault-tolerant* /fɔːlt ˈtɑːlərənt/: chịu lỗi