Re: [Grinder-development] testing udp protocols

Dear Gary, Dear Philip,  thanks for your answers.

I have been able to follow your guidance and write my udp client and 
call it for the grinder. many thanks for your advice.

kr.


Le 2014-01-27 23:16, Philip Aston a écrit :
> The grinder-use list is the appropriate forum for general "how do I"
> questions. The search link just worked for me, so I assume it was a
> temporary sourceforge problem . You can also search the lists at
> http://gmane.org/find.php?list=grinder.
> 
> Yes, you can test the UDP protocol directly. The JDK may be all you
> need. See https://www.google.co.uk/search?q=java+udp+client for plenty
> of examples.
> 
> To understand how to wrap the UDP code up with The Grinder, see
> http://grinder.sourceforge.net/g3/scripts.html, or browse
> http://grinder.sourceforge.net/g3/script-gallery.html.
> 
> One problem you may encounter is how to measure the time a call takes.
> If your UDP protocol is "request / response", then you might write a
> helper function that makes a request then blocks for a response. You 
> can
> then measure how long it takes to do a round trip. On the other hand,
> maybe your protocol is "one-way", and you send messages for which there
> aren't necessarily responses. In this case, the time it takes to "send
> the message" is pretty meaningless because its just the time take to
> hand off to the network stack.
> 
> Please follow up to grinder-use.
> 
> - Phil
> 
> On 27/01/14 15:48, JJ wrote:
>> Hello, i am new to the grinder and I may have a stupid question.
>> 
>> I am considering using the grinder to test load a server with an UDP
>> protocol, but currently i am not sure if the grinder allow for such
>> test.
>> I have red that it can allow to test any protocol, but at the same 
>> time
>> it well documented for TCP/HTTP based protocol but not for an udp one.
>> 
>> Is it stupid to consider the grinder for this ?
>> 
>> What would be the step to test this udp protocol. ? provide a udp 
>> client
>> implementation as java library and call from jython? something else ?
>> 
>> 
>> I am not sure if this is the best place to ask for help, but i could 
>> not
>> find a better forum on sourceforge. Please let me know a better place 
>> or
>> any useful pointers.
>> 
>> kind regards.
>> 
>> JJ.
>> 
>> ps: trying to search this mailing list on sourceforge is denied with
>> message "connection refused".
>> 
>> 

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