BJ Freeman,

After reading your solution for several times in a day,

I got the solution as follows.

I created a Dynamic view entities using aggregate on orders count and grand
total sum for given time period. This solved my problem.

On Fri, Jul 17, 2009 at 10:30 PM, Kumaraswamy nandipati <
[email protected]> wrote:

> BJ Freeman,
>
> I am sorry to say that, I didn't understand what you did in your solution ,
> could you please explain me in brief or, update me with sample data how you
> achieve this(even that script file passed to me, that will be helpful to
> understand).
>
>
>
>
>
>
> On Wed, Jul 15, 2009 at 6:16 AM, BJ Freeman <[email protected]> wrote:
>
>> i changed the order stats so only the current day is pulled in and
>> summed. Then the others are updated after the current day is calculated.
>> I used this practice on all reports that span over time.
>>
>>
>> Andrew Zeneski sent the following on 7/14/2009 9:45 AM:
>> > This could very well just be limited to the order stats page. Looking
>> > at the code it loads a lot of data in memory to get the calculations.
>> > With a lot of orders, I could see this throwing an out of memory
>> > error. We should look at refactoring this to get counts instead of
>> > pulling large lists of records.
>> >
>> > Andrew
>> >
>> >
>> >
>> > On Thu, Jul 9, 2009 at 9:07 AM, BJ Freeman<[email protected]> wrote:
>> >> I remember a discussion about a month ago where there would be memory
>> >> leaks where new code, written,  that uses transactions did not close
>> the
>> >> transaction properly.
>> >>
>> >> BJ Freeman sent the following on 7/8/2009 7:10 PM:
>> >>> 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.
>> >>
>> >>
>> >
>>
>> --
>> 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.
>



-- 
Thanks,
Kumaraswamy.N
91-9866805250.

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