feat: add cache-system topic with 105 questions (穿透/击穿/雪崩, 读写策略, 架构选型)

2026-09-05 12:03:21 +08:00
parent 2785c25dc9
commit 0015449dcf
16 changed files with 2834 additions and 0 deletions
@@ -0,0 +1,41 @@
+{
+  "slug": "cache-three-problems",
+  "name": "缓存穿透 / 击穿 / 雪崩",
+  "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",
+  "tags": [
+    "Redis高可用",
+    "SETNX",
+    "TTL加随机",
+    "互斥锁",
+    "参数校验",
+    "多级缓存",
+    "布隆过滤器",
+    "热点key",
+    "缓存击穿",
+    "缓存空对象",
+    "缓存穿透",
+    "缓存雪崩",
+    "逻辑过期"
+  ],
+  "difficulty_range": [
+    1,
+    5
+  ],
+  "schema_version": "1.0.0",
+  "updated": "2026-09-05",
+  "question_files": [
+    "single_choice",
+    "fill_blank",
+    "short_answer",
+    "code_reading"
+  ],
+  "stats": {
+    "total": 35,
+    "by_type": {
+      "single_choice": 10,
+      "fill_blank": 10,
+      "short_answer": 10,
+      "code_reading": 5
+    }
+  }
+}