42 lines
840 B
JSON
42 lines
840 B
JSON
{
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"slug": "cache-three-problems",
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"name": "缓存穿透 / 击穿 / 雪崩",
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"description": "缓存的三大经典问题：缓存穿透、缓存击穿、缓存雪崩的定义、区别与优化方案",
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"tags": [
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"Redis高可用",
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"SETNX",
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"TTL加随机",
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"互斥锁",
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"参数校验",
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"多级缓存",
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"布隆过滤器",
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"热点key",
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"缓存击穿",
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"缓存空对象",
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"缓存穿透",
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"缓存雪崩",
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"逻辑过期"
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],
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"difficulty_range": [
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1,
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5
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],
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"schema_version": "1.0.0",
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"updated": "2026-09-05",
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"question_files": [
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"single_choice",
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"fill_blank",
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"short_answer",
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"code_reading"
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],
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"stats": {
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"total": 35,
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"by_type": {
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"single_choice": 10,
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"fill_blank": 10,
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"short_answer": 10,
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"code_reading": 5
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}
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}
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}
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