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Dec 13, 2024
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Update redis-data-structures-02.md #2558

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38d8eff
Update redis-data-structures-02.md
wunameya Dec 12, 2024
650a4c8
Update redis-questions-01.md
wunameya Dec 12, 2024
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2 changes: 1 addition & 1 deletion docs/database/redis/redis-data-structures-02.md
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Expand Up @@ -123,7 +123,7 @@ HyperLogLog 相关的命令非常少，最常用的也就 3 个。

### 应用场景

**数量量巨大（百万、千万级别以上）的计数场景**
**数量巨大（百万、千万级别以上）的计数场景**

- 举例：热门网站每日/每周/每月访问 ip 数统计、热门帖子 uv 统计、
- 相关命令：`PFADD`、`PFCOUNT` 。
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2 changes: 1 addition & 1 deletion docs/database/redis/redis-questions-01.md
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Expand Up @@ -729,7 +729,7 @@ Redis 的定期删除过程是随机的（周期性地随机从设置了过期

Redis 7.2 版本的执行时间阈值是 **25ms**，过期 key 比例设定值是 **10%**。

```java
```c
#define ACTIVE_EXPIRE_CYCLE_FAST_DURATION 1000 /* Microseconds. */
#define ACTIVE_EXPIRE_CYCLE_SLOW_TIME_PERC 25 /* Max % of CPU to use. */
#define ACTIVE_EXPIRE_CYCLE_ACCEPTABLE_STALE 10 /* % of stale keys after which
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