I saw Adam heath in the dev list mention something. However as I said before I don't see my memory allocation creeping up and I have been running ofbiz 9.04 since it was released. so if there is a memory leak, I have not used the portions that have it or there is non. That is the best I can say.
Kumaraswamy nandipati sent the following on 7/8/2009 7:05 PM: > BJ Freeman, > > As a technical person, > > I am curious to know what are the memory leaking areas in ofbiz? > (API methods, classes, etc.,) so, I can stop using them. Any information > will be appreciated. > > > > On Thu, Jul 9, 2009 at 3:26 AM, BJ Freeman <[email protected]> wrote: > >> an added information >> using swap file, called virtual memory in windows is many times slower >> than using real memory. This because you are using disk access times >> instead of real memory access times. >> So do everything you can not get into the virtual memory. >> >> Kumaraswamy nandipati sent the following on 7/8/2009 1:54 PM: >>> Thanks for your reply BJ Freeman & Henning. >>> >>> You people gave new dimention of solutions. I have to look into them. >>> >>> >>> By the way, I am using Debain server to host my ofbiz application. May be >>> its time to concentrate on memory leaks. >>> >>> thanks once again for showing way to success(I feel). >>> >>> I am novise to linux script coding. My another question *is Is there a >>> autoScheduler which will identify whether a ofbiz instance is running or >>> not. If not, it will schedule(start) ofbiz automatically*. Because of my >>> existing server condition(memory leaks), I need to use that scheduler >> till >>> fix the memory leaks. Because, my ofbiz application was shutting down at >> any >>> time of clock. >>> >>> >>> >>> >>> >>> On Wed, Jul 8, 2009 at 9:43 PM, Henning <[email protected]> wrote: >>> >>>> Btw.: There is a great memory analyzer tool available for eclipse - a >> real >>>> life saver. >>>> >>>> See www.eclipse.org/mat. >>>> >>>> As your configuration will have given you heap dumps, why not let that >> tool >>>> have a look at those? There is a "leak suspects" analysis available that >>>> quite often leads to the hot spot. >>>> >>>> Henning >>>> >>>> -- Urspr. Mitt. -- >>>> Betreff: Re: Auto scheduler to start ofbiz instance required. >>>> Von: BJ Freeman <[email protected]> >>>> Datum: 08.07.2009 18:03 >>>> >>>> I run ofbiz and it only takes 700K I have 2 megs memory and never use >>>> swap file. There is not memory leaks that I can see, my server has been >>>> up for 14 days since my last restart to add code. >>>> as side note: >>>> if your using windows and a swapfile extensively, you system will hang. >>>> So I would start by having a server with one instance to verify that it >>>> is ofbiz or a modification you have done. Then work back. >>>> >>>> >>>> Kumaraswamy nandipati sent the following on 7/8/2009 8:42 AM: >>>>> Hi., >>>>> >>>>> I am using Ofbiz for my ecommerce application. Due to memory issues >>>> server >>>>> geting shutdown. >>>>> >>>>> My ofbiz server hosted with memory information as follows >>>>> Primary memory : 4GB( 50% as swap) >>>>> >>>>> here is memory information in startup script: >>>>> >>>>> MEMIF="-server -Xverify:none -Xms1024M -Xmx1536M -XX:MaxPermSize=1024M >>>>> -XX:+HeapDumpOnOutOfMemoryError -XX:+UseParNewGC >>>>> -XX:+CMSClassUnloadingEnabled -XX:+UseAdaptiveSizePolicy" >>>>> >>>>> >>>>> My application has two instances on two different machines for load >>>>> balancing called *Frontend* and *Backend*(all other modules except >>>> ecommerce >>>>> module). both are different ofbiz instances for my website synchronized >>>> at >>>>> apache level. >>>>> >>>>> I am having 2 issues >>>>> 1.P) When I open order stats page, backend ofbiz was getting down for >>>> some >>>>> times because of out of memory issue. In orderstats page, its trying to >>>>> travel each and every order in current year for stat information. Till >>>> now >>>>> in current year, my application had 10K orders, This may holds huge >>>> memory I >>>>> think. >>>>> >>>>> 2.P) My application(ecommerce module i.e Frontend) was running fine for >>>> 4-5 >>>>> days, after that, it is shutting down because outOfMemory issue. >>>>> >>>>> In both ofbiz instances, I am using cache management for certain things >>>> upto >>>>> 3 hrs of cacheing. >>>>> >>>>> Seriously these are two issues pointing me >>>>> >>>>> Before find a solution for this, I want to use a scheduler/cron which >>>> will >>>>> identify server down and restart the server automatically and in >>>> meanwhile I >>>>> has to fix this issue. >>>>> >>>>> Any suggestions are appriciated towards this. >>>>> >>>>> >>>>> >>>>> >>>>> >>>> -- >>>> BJ Freeman >>>> http://www.businessesnetwork.com/automation >>>> http://bjfreeman.elance.com >>>> >>>> >> http://www.linkedin.com/profile?viewProfile=&key=1237480&locale=en_US&trk=tab_pro >>>> Systems Integrator. >>>> >>>> >>>> >>> >> -- >> BJ Freeman >> http://www.businessesnetwork.com/automation >> http://bjfreeman.elance.com >> >> http://www.linkedin.com/profile?viewProfile=&key=1237480&locale=en_US&trk=tab_pro >> Systems Integrator. >> >> > > -- BJ Freeman http://www.businessesnetwork.com/automation http://bjfreeman.elance.com http://www.linkedin.com/profile?viewProfile=&key=1237480&locale=en_US&trk=tab_pro Systems Integrator.
