For example, if you are writing a Web server, and all your cached pages are stored in a HashMap, every request will want to acquire and hold the lock on that map, and it will become a bottleneck.

例如，如果您正在编写一个Web服务器，而且所有的高速缓存的页都存储在hashmap中，那么每个请求都将需要获得并占用那个map上的锁，这就将成为一个瓶颈。

youdao

For example, if you are writing a Web server, and all your cached pages are stored in a HashMap, every request will want to acquire and hold the lock on that map, and it will become a bottleneck.

例如，如果您正在编写一个Web服务器，而且所有的高速缓存的页都存储在hashmap中，那么每个请求都将需要获得并占用那个map上的锁，这就将成为一个瓶颈。

youdao