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From Alex Karasulu <aok...@bellsouth.net>
Subject Re: Speed Tests
Date Fri, 31 Mar 2006 13:52:56 GMT
Emmanuel Lecharny wrote:
...
> * 2.0-RC1 + patch
You probably meant RC2 here.
...
> This is a very simple test, done with Jmeter : Bind, search N times 
> the same user, and unbind. Usually, N * nbthreads = 5 000
>
> Here are what I get :
> * 0.8 : unstable. I was able to do around 236 search request per 
> second, with one thread, and I hve got many error.
> * 0.9 : Strange enough, the fastest of all the different versions : I 
> reached 744 searches per second with 5 threads.
With correctness comes a cost ... various schema checks and such are 
slowing down the server.
> * 0.9.1 : not tested yet
> * 0.9.2 : Impossible to do some tests with more than one thread. Peak 
> at 555 searches per second.
> * 0.9.3 : Same problem than 0.9.2. I got 469 req/s
> * 1.0-RC1 : a peak at 566 req/s. Performance degradation after a few 
> seconds : there is a memory leak.
> * 1.0-RC1 + patch : more than 780 req/s with one thread. No more 
> memory leak. *But* : just freeze with more than one thread, after a 
> few thousand requests. There is a concurrent access problem in this 
> version...
Shooot!  We have to find this concurrency issue.  :(
> Ok,  it was just to inform you, developpers and users,  about which 
> kind of performance we can expect from ADS, and also which kind of 
> problems we are facing. Obviously, 1.0-RC1 is *not* production ready. 
> And 1.0-RC2 is still in its pre-infancy.
Aahhha!

Alex

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