生存值 survival value
- 如果说智能有很强的生存值,那么为什么智能生物会如此之少?
If intelligence has high survival value, why are so few creatures intelligent? - 设置适当的缓存大小和生存期值对于实现最佳性能非常关键
Setting the correct cache sizes and lifetime values is critical in achieving optimal performance - 太频繁过期的缓存会导致不必要的性能下降;因此,优化缓存生存期值也是非常重要的。
A cache that expires too often can result in unnecessary performance degradation; therefore cache lifetime values are also important to tune.
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