[issue16873] increase epoll.poll() maxevents default value, and improve documentation

[Antoine Pitrou]

Antoine Pitrou added the comment:

> 3) use a simple heuristic: start with a reasonable value for
> `maxevents` (FD_SETSIZE seems like a good candidate), and if
> epoll_wait() ever returns `maxevents` events, double the value (that's
> what libevent does, with a capping to 32000).

What if some events are edge-triggered?

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nosy: +pitrou

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<http://bugs.python.org/issue16873>
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