TeeChart Fasline Series Memory Leakage

TeeChart for Microsoft Visual Studio .NET, Xamarin Studio (Android, iOS & Forms) & Monodevelop.
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BNF Tech Inc.
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TeeChart Fasline Series Memory Leakage

Post by BNF Tech Inc. » Sun Oct 07, 2012 9:06 am

HI,

We are using Teechart v4.1.2012.7132.
In Our Application,on single module, we have 20 Charts,Each Chart has 2-3 FastLine Series and each Series is drawn with 600 points and we are updating series data every 1 sec.
After we keep running our application till 8-10 days we arte getting out of memory Exception.(Snap is Attached.) When we start our application it takes 150-180 MB memory.But after 8-10 days it reached up to 1500 MB.

We have check our whole sourcecode of Chart Module but there is no leakage in our code.

To identify memory Leakage of Teechart we have created a sample application which contains 20 charts, each chart has 1 FastLine series and each series contains 600 points and updates every 1 sec.
When i start this test application it takes up to 65-68 MB memory and after keep running it till 3-4 hours it reaches up to 85-90 MB and after 3-4 days it reaches up to 230-250 MB.

I have attached test application here. Please check code of my test application and let me know if i am missing any thing which can create this memory leakage.
My project is Realtime application which must run till months,years without memory leakage.

we are in deployment phase right now.Please give me some solution as early as possible.

Thanks,
Malhar Shah
BNF Technology Inc.
Attachments
OutofMemory.png
Out Of Memory Exception(2)
OutofMemory.png (16.55 KiB) Viewed 3113 times
Memory Leak Error.png
Out Of Memory Exception
Memory Leak Error.png (18.25 KiB) Viewed 3100 times
TestApp With Memory Snap.zip
Test Application for Teechart memory Leakage with Memory Snaps
(217.75 KiB) Downloaded 350 times

Sandra
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Posts: 3132
Joined: Fri Nov 07, 2008 12:00 am

Re: TeeChart Fasline Series Memory Leakage

Post by Sandra » Mon Oct 08, 2012 10:26 am

Hello Malhar Shah

I inform you is already available a new maintenance release of 28th September 2012 with build number 4.1.2012.09283. I have tested your project with this version and seems memory leak doesn't appear for me. For this reason, I recommend you download last maintenance release of TeechartFor.Net that you can find in download page and check again, if your problem still appears.

Thanks,
Best Regards,
Sandra Pazos / Development & Support
Steema Software
Avinguda Montilivi 33, 17003 Girona, Catalonia
Tel: 34 972 218 797
http://www.steema.com
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