Get the free memory in GB

/// @brief Return the amount of free memory in GB
///
Function GetFreeMemory()
    variable freeMem

#if defined(IGOR64)
    freeMem = NumberByKey("PHYSMEM", IgorInfo(0)) - NumberByKey("USEDPHYSMEM", IgorInfo(0))
#else
    freeMem = NumberByKey("FREEMEM", IgorInfo(0))
#endif

    return freeMem / 1024 / 1024 / 1024
End

 

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