Edit

Share via

PerfCounterDataType enumeration (perflib.h)

  • Article

Indicates the content type of a PERF_COUNTER_HEADER block that the PerfQueryCounterData function includes as part of the PERF_DATA_HEADER block that the function produces as output.

Syntax

typedef enum _PerfCounterDataType {
  PERF_ERROR_RETURN = 0,
  PERF_SINGLE_COUNTER = 1,
  PERF_MULTIPLE_COUNTERS = 2,
  PERF_MULTIPLE_INSTANCES = 4,
  PERF_COUNTERSET
} PerfCounterDataType;

Constants

 
PERF_ERROR_RETURN
Value: 0
An error occurred when the performance counter value was queried.
PERF_SINGLE_COUNTER
Value: 1
The query returned a single counter from a single instance.
PERF_MULTIPLE_COUNTERS
Value: 2
The query returned multiple counters from a single instance.
PERF_MULTIPLE_INSTANCES
Value: 4
The query returned a single counter from each of multiple instances.
PERF_COUNTERSET
The query returned multiple counters from each of multiple instances.

Requirements

Requirement Value
Minimum supported client Windows 10, version 1607 [desktop apps only]
Minimum supported server Windows Server 2016 [desktop apps only]
Header perflib.h

See also

PERF_COUNTER_HEADER

PerfQueryCounterData