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. > > -- Thanks, Kumaraswamy.N 91-9866805250.
