7.57. CUpti_ActivityMemDecompress

struct CUpti_ActivityMemDecompress

The activity record for trace of decompression operations.

This activity record represents execution for a batch of decompression operatios. The activity kind is CUPTI_ACTIVITY_KIND_MEM_DECOMPRESS

Public Members

CUpti_ActivityKind kind

The activity record kind, must be CUPTI_ACTIVITY_KIND_MEM_DECOMPRESS.

uint32_t deviceId

The ID of the device.

uint32_t contextId

The ID of the context.

uint32_t streamId

The ID of the stream.

uint32_t channelID

The ID of the HW channel on which the memory copy is occurring.

CUpti_ChannelType channelType

The type of the channel.

uint32_t correlationId

The correlation ID of the decompression operations.

Each operation is assigned a unique correlation ID that is identical to the correlation ID in the driver API activity record that launched the operation.

uint32_t numberOfOperations

The number of operations in the batch.

uint64_t sourceBytes

The number of bytes to be read and decompressed in the batch operation.

void *reserved0

This field is reserved for internal use.

uint64_t start

The start timestamp.

A value of CUPTI_TIMESTAMP_UNKNOWN indicates that the start time is unknown.

uint64_t end

The end timestamp.

A value of CUPTI_TIMESTAMP_UNKNOWN indicates that the start time is unknown.