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StandardEventOpcode Enumeration

Defines the standard opcodes that are attached to events by the event provider. For more information about opcodes, see EventOpcode.

Namespace:  System.Diagnostics.Eventing.Reader
Assembly:  System.Core (in System.Core.dll)

public enum StandardEventOpcode

Member nameDescription
DataCollectionStartAn event with this opcode is a trace collection start event.
DataCollectionStopAn event with this opcode is a trace collection stop event.
ExtensionAn event with this opcode is an extension event.
InfoAn event with this opcode is an informational event.
ReceiveAn event with this opcode is published when one activity in an application receives data.
ReplyAn event with this opcode is published after an activity in an application replies to an event.
ResumeAn event with this opcode is published after an activity in an application resumes from a suspended state. The event should follow an event with the Suspend opcode.
SendAn event with this opcode is published when one activity in an application transfers data or system resources to another activity.
StartAn event with this opcode is published when an application starts a new transaction or activity. This can be embedded into another transaction or activity when multiple events with the Start opcode follow each other without an event with a Stop opcode.
StopAn event with this opcode is published when an activity or a transaction in an application ends. The event corresponds to the last unpaired event with a Start opcode.
SuspendAn event with this opcode is published when an activity in an application is suspended.

.NET Framework

Supported in: 4.5, 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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