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WMI Libraly > Win32_PerfFormattedData_Counters_EventTracingforWindowsSession Class

Win32_PerfFormattedData_Counters_EventTracingforWindowsSession Class

The counters in this collection are related to individual Event Tracing for Windows sessions.
Namespace value is root/CIMV2.
WMI Provider value is WmiPerfInst.


  • BufferMemoryUsageNonPagedPool
  • Current size of non-paged memory allocated for the buffers associated with this session (in bytes).

  • BufferMemoryUsagePagedPool
  • Current size of paged memory allocated for the buffers associated with this session (in bytes).

  • Caption
  • A short textual description (one-line string) for the statistic or metric.

  • Description
  • A textual description of the statistic or metric.

  • EventsLoggedpersec
  • Rate at which events are logged to this session by providers that are enabled to this session (events/sec).

  • EventsLost
  • Total number of events that were not successfully logged since the start of the tracing session. Events are lost due to limited space in the session's buffers. To avoid lost events, consider increasing the buffer size or the number of buffers.

  • Frequency_Object
  • Not applicable.

  • Frequency_PerfTime
  • Not applicable.

  • Frequency_Sys100NS
  • Not applicable.

  • Name
  • The Name property defines the label by which the statistic or metric is known. When subclassed, the property can be overridden to be a Key property.

  • NumberofRealTimeConsumers
  • Number of consumers currently reading events from this session in real-time mode.

  • Timestamp_Object
  • Not applicable.

  • Timestamp_PerfTime
  • Not applicable.

  • Timestamp_Sys100NS
  • Not applicable.


    Method not found.

    Example WQL

    SELECT * FROM Win32_PerfFormattedData_Counters_EventTracingforWindowsSession
    About this site information

    This contents is created by WMI having class information.
    WMI Environment is Windows Server 2008 R2 Enterprise Edition.

    This link is Microsoft documents for "Managing Windows with WMI".
    That is VB(Visual Basic) scripting sample.
    This link is Microsoft documents for "Advanced Programming Topics in WMI .NET".
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