endpointOptions.addressLRUSize
作为性能优化，端点维护一个经过验证的套接字地址的内部缓存。此选项设置缓存的最大地址数。这是一个高级选项，用户通常不需要指定。
¥The endpoint maintains an internal cache of validated socket addresses as a performance optimization. This option sets the maximum number of addresses that are cache. This is an advanced option that users typically won't have need to specify.