# 性能调优

#### 一个 Redis 实例对应绑一个物理核

在给 Redis 实例绑核时，我们不要把一个实例和一个逻辑核绑定，而要和一个物理核绑定，也就是说，把一个物理核的 2 个逻辑核都用上。

#### 优化 Redis 源码

这个方案就是通过修改 Redis 源码，把子进程和后台线程绑到不同的 CPU 核上。


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