On Mar 26, 2012, at 12:57 PM, Kevin Hinkson wrote:

> Hi Chuck,
> 
> On 26 Mar 2012, at 15:36, Chuck Hill wrote:
> 
>>> Hi all,
>>> I have been playing with Apache Bench to determine at what number of 
>>> concurrent sessions/request load my app starts to fail and to find and 
>>> reduce any bottlenecks.
>> 
>> Be aware that this is not easy and that setting up the tests and getting 
>> them to run in a realistic simulation of actual load is not trivial.
> 
> Thanks. I had started to think this was the case, so I figured I would ask 
> about other people's experiences. 
> 
> Regarding overloading the app, I figured that was the case so I toned down 
> the request to find the point up to which it does not fail. It seems to me 
> that I may be better off doing basic testing and implementing really good 
> monitoring to catch problems as soon as they occur in the wild.
> 
> 
> — K.R.H.

Just thought I would add... If you don't already have tickets, you may want to 
attend WOWODC this year :-)

http://www.youtube.com/watch?v=wDnwUHaQ9rQ

I won't be giving JMeter the in depth coverage Chuck did, but if your app uses 
component actions, you'll probably want to know about persistent session 
storage.

Ramsey



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