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From Marc Larue <m...@rupy.se>
Subject Re: NIO Selector client
Date Fri, 03 Oct 2014 14:04:38 GMT
Ok, but how does it handle say 10.000 concurrent async requests on those 
few threads?

Trying to read the code, but it's so abstract I can't find the inner 
workings...

/m

On Fri, 3 Oct 2014, Oleg Kalnichevski wrote:

> On Fri, 2014-10-03 at 15:31 +0200, Marc Larue wrote:
>> Hi Oleg,
>>
>> I'm guessing that the HAC uses many threads for async/concurrency?
>>
>> If you use a selector, you can async all requests on the network layer
>> instead of a thread pool, which scales alot better.
>>
>> But maybe thats allready how HAC works? I searched the code for 'selector'
>> but couldn't find any.
>>
>
> HttpAsyncClient uses the same number of I/O dispatch threads as physical
> CPU cores by default, but one can force it to use one thread only.
>
> Oleg
>
>
>> Kind Regards,
>>
>> /marc
>>
>> On Fri, 3 Oct 2014, Oleg Kalnichevski wrote:
>>
>>> On Thu, 2014-10-02 at 19:37 +0200, Marc Larue wrote:
>>>> Hi,
>>>>
>>>> Have you considered writing a single threaded selector.select() driven
>>>> HTTP client?
>>>>
>>>
>>> Marc,
>>>
>>> I am not sure I understand. How exactly would that differ from
>>> HttpAsyncClient?
>>>
>>> http://hc.apache.org/httpcomponents-asyncclient-4.0.x/index.html
>>>
>>> Oleg
>>>
>>>> This would be very efficient and allow for Java HTTP load balancing!
>>>>
>>>> Kind Regards,
>>>>
>>>> /marc
>>>>
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>>>
>>>
>>>
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>>
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>
>
>
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