object MemoryCostHelper
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def
calculateCost(dataSize: Long, memorySpeed: Double): Double
Calculate the cost (time) of transferring data at a given memory speed.
Calculate the cost (time) of transferring data at a given memory speed.
- dataSize
Size of data to transfer, in bytes.
- memorySpeed
Memory speed, in GB/s.
- returns
Time in seconds.
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- def estimateGpuMemory(dataType: Option[DataType], nullable: Boolean, rowCount: Double): Long
- def estimateGpuMemory(schema: StructType, rowCount: Double): Long
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