Retrieves the current value of the high-resolution performance counter (which is the same as the processor timestamp counter).

BOOLEAN QueryRtPerformanceCounter(
     QWORD *lpPerformanceCount
);

Parameters

pPerformanceCount

Pointer to a variable that receives the current performance counter value, in counts.

Remarks

This call uses the CPU Time Stamp Counter as the source of the timestamp. It is recommended that GetRtTimestampCounter is used in place of this call for a source which is guranteed to be the same across all nodes on a host.

Return Values

Non-zero

Success.

0 (zero)

Failure. For extended error information, see GetLastError.

Requirements