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DMA buffer and remote front panel: Why does the buffer increases while I am monitoring live data?

Hi all,

 

I have a remote CRIO monitoring and registering voltage remotely.

 

the thing is...When I load the front panel on my browser, the number of elements on the buffer increases gradually.

 

I installed a mechanism that discards some data when the buffer reaches 66% of its capacity, otherwise, it would overflow.

 

I register some voltage parameters (RMS, Peak, THD, etc) each second and store it in a .csv file. I attached in the file the value of the number of elements in the buffer and when I close the front panel, the number of elements fades slowly and the number of elements in the buffer tends to a much lower value.

 

Any help on what can I verify to know what is causing these increments?

 

thank you very much,

 

Filipe

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Filipe,

 

Just noticed nobody helped you.. Did you figure it out?

 

If you still need help, can you describe your application architecture? Or share screenshots of the code?

Dan Richards
Certified LabVIEW Developer
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