I use a single http request. On Feb 21, 11:32 pm, Maurits van der Schee <maur...@vdschee.nl> wrote: > Hi, > > Do you use a single http request or multiple invoked by a javascript timer? > > Regards, > > Maurits > > On 02/21/2011 02:49 PM, ProFire wrote: > > > > > > > > > Hi fellowcakephpers, > > > I've been a long time user ofCakePHPand I've been satisfied since I > > first tried it. In fact, there's no more turning back for me ever> since I > > started it. No framework matchesCakePHPwhen it comes to ease > > of development. > > > However, very recently, I've encountered a problem I can't figure out > > the source. I'm dealing with Financial Data and being in finance, my > > application often have to crunch huge sets of data. I've always been > > very careful with how my application has handled the data as the data > > involve is huge and I could run into a memory leak if I don't clear > > those unused variables. > > > This year, I was tasked to run a very heavy simulation on the > > financial data that involves possible 100 million mysql queries in a > > single run. As such, I'm very prepared to let the simulation run over > > a period of 1 month. However, within 2 days, the application threw a > > memory exhausted error. What really puzzled me was I had been very > > careful not to store any unused data in memory. > > > In my algorithm, after I query the data, I store them in a temporary > > variable. At its final usage, I unset the variable despite knowing > > that the next iteration the data will be overwritten. That's just to > > be sure. After each round of simulation, the variables used are stored > > in the database. After the last $model->save(), I clear every variable > > used in the simulation, even if the data will be overwritten at the > > next iteration. > > > All other persistent data throughout the iteration are either > > integers, floats or unchanging arrays. As such, there's no way these > > persistent data could be the cause of memory leak. > > > I've debugged as much as I could to pin point the source of the memory > > leak in my controllers and models, but without any luck. I ran a > > smaller simulation and monitor the memory size each iteration, I > > noticed that the memory either stays the same or gets bigger. > > > I still put my faith inCakePHPand I need expert advise on where this > > memory leak could be.
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