Package org.nd4j.linalg.api.ops.performance

Class PerformanceTracker

java.lang.Object

org.nd4j.linalg.api.ops.performance.PerformanceTracker

public class PerformanceTracker
extends Object

Method Summary

Modifier and Type	Method	Description
long	addMemoryTransaction(int deviceId, long timeSpentNanos, long numberOfBytes)	This method stores bandwidth used for given transaction.
long	addMemoryTransaction(int deviceId, long timeSpentNanos, long numberOfBytes, @NonNull MemcpyDirection direction)	This method stores bandwidth used for given transaction.
void	clear()
Map<Integer,Map<MemcpyDirection,Long>>	getCurrentBandwidth()
static PerformanceTracker	getInstance()
void	helperRegisterTransaction(int deviceId, long timeSpentNanos, long numberOfBytes, @NonNull MemcpyDirection direction)
long	helperStartTransaction()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getInstance

public static PerformanceTracker getInstance()

addMemoryTransaction

public long addMemoryTransaction(int deviceId,
                                 long timeSpentNanos,
                                 long numberOfBytes)

This method stores bandwidth used for given transaction. PLEASE NOTE: Bandwidth is stored in per millisecond value.

Parameters:

deviceId - device used for this transaction

timeSpent - time spent on this transaction in nanoseconds

numberOfBytes - number of bytes

addMemoryTransaction

public long addMemoryTransaction(int deviceId,
                                 long timeSpentNanos,
                                 long numberOfBytes,
                                 @NonNull
                                 @NonNull MemcpyDirection direction)

This method stores bandwidth used for given transaction. PLEASE NOTE: Bandwidth is stored in per millisecond value.

Parameters:

deviceId - device used for this transaction

timeSpent - time spent on this transaction in nanoseconds

numberOfBytes - number of bytes

direction - direction for the given memory transaction

clear

public void clear()

helperStartTransaction

public long helperStartTransaction()

helperRegisterTransaction

public void helperRegisterTransaction(int deviceId,
                                      long timeSpentNanos,
                                      long numberOfBytes,
                                      @NonNull
                                      @NonNull MemcpyDirection direction)

getCurrentBandwidth

public Map<Integer,Map<MemcpyDirection,Long>> getCurrentBandwidth()