Can you share the sca java impl? Raymond Feng Sent from my iPhone
On Aug 20, 2012, at 7:43 PM, binhnt22 <binhn...@viettel.com.vn> wrote: > Hi Luciano, > I kept the @Scope default (@Scope was not present, so I think it’s STATELESS). > My aim is building a SOA based system, so I want to use binding.ws for BPM > easy to use. > All the SCA service are in the same app, how can I expose them as web > services but SCA service call each other by local call. > P/S: I attached my composite file for further information. > Thanks you & Best regards > > From: Luciano Resende [mailto:luckbr1...@gmail.com] > Sent: Tuesday, August 21, 2012 8:59 AM > To: user@tuscany.apache.org > Subject: Re: Tuscany SCA 2.0 web application performance is terrible > > > > On Mon, Aug 20, 2012 at 6:46 PM, binhnt22 <binhn...@viettel.com.vn> wrote: > Hi Raymond, > > Thank you for your concern. Here is the information: > I’m building a demo just to test performance among SCA, BPM and our legacy > code. In order to decide to use SCA or not for our next-gen enterprise system. > 1. I have a Stock Transfer web application which does the following > things: > > - Subtract the quantity of products from the source stock (Stock > table) > > - Add the quantity of products into the target stock (Stock table) > > - Create an importing product order if the product in the source > stock is too low (StockOrder table) > > - Change the sale quota of the show that manages the target stock. > (ShopQuota table) > > - Generate a stock transfer transaction (StockTrans table) > > The legacy code(java), SCA service (2.0) and JBpm (5.1) process is a part of > the web application (struts2 + tiles). The database is Oracle 10g. The web > server is apache-tomcat-7.0.27 > > a) The legacy code is very simple, uses hibernate + c3p0, call all the > work in a sequence order. > > b) The SCA: the web application has only one web.composite, contains 4 > Component for each work (work 1st and 2nd is the same) > > Each component was implemented by a java class which call the correlative > legacy code. > > Each one expose a web service for JBpm through binding.ws > > c) The BPM: create 4 handlers to manipulate 4 web service above, the > handlers use HttpClient (apache common-httpclient) to acquire the fastest way > when call web service > > > > 2. Except the database server, the web server and test environment are > on one PC. The database server is in the same Local network with the PC. > > 3. I kept the default Tomcat configuration. (CATALINA_OPTS=”-Xms128m > –Xmx512m –XX:MaxPermSize=256m” > > > I know placing both Web server and Test environment in a PC is not ok. But at > least the SCA should be as good as the legacy code (slower 15-30%), but it > took 2-4 times. > Concurrent request > 10 > 20 > 50 > Web > Min (ms) > 215 > 215 > 537 > Max (ms) > 283 > 1880 > 3972 > Avg (ms) > 259 > 753 > 2486 > Error (%) > 0% > 0% > 0% > SCA > Min > 356 > 528 > 1940 > Max > 870 > 3726 > 15136 > Avg > 656 > 2932 > 8520 > Error (%) > 0% > 0% > 0% > BPM > Min > 529 > 724 > 2694 > Max > 1954 > 3268 > 11889 > Avg > 1304 > 2509 > 10229 > Error (%) > 0% > 0% > 0% > > Could you please share one of your system architecture which use Tuscany > heavily without performance issues? That would be a great help. > . > > Best regards > > > Is your component defined as @Scope composite (a.k.a. singleton) > What if you try a different binding (e.g. REST, JSON-RPC or RMI) ? > > > -- > Luciano Resende > http://people.apache.org/~lresende > http://twitter.com/lresende1975 > http://lresende.blogspot.com/ > <web.composite>
