[no subject]

[Manlio Perillo]

François Battail ha scritto:
> Manlio Perillo <manlio_perillo at ...> writes:
> 
>> Two questions:
>> - how many threads do you have for each worker process?
>> - how do you plan to implement the "wake up"?
> 
> I believe that 4 threads by worker should be sufficient but I need to do some
> benchmarks. For the second question, the wake up will be done by injecting a
> "fake" Nginx event into the queue, 

Note that this it not sufficient to "wake up" the main thread.
In fact, the main event loop can be waiting on the select/poll/epoll/kqueue.

A solution is to use a pipe: the read end is registered in the event 
loop, and the write end is used by threads to wake the main event loop.



Manlio Perillo