There have been many new APIs proposed to improve the scalability, such as /dev/poll, real-time signals, I/O completion ports, /dev/epoll, and kernel queues.

为了提高可伸缩性，已经提出了许多新的API，比如 /dev/poll、实时信号、I/O完成端口、/dev/epoll和内核队列。

youdao

There have been many new APIs proposed to improve the scalability, such as /dev/poll, real-time signals, I/O completion ports, /dev/epoll, and kernel queues.

为了提高可伸缩性，已经提出了许多新的API，比如 /dev/poll、实时信号、I/O完成端口、/dev/epoll和内核队列。

youdao