Overview of options for monitoring & troubleshooting

Workflow Tracking.NET 4 Provides:EtwTrackingParticipan

t

Captures WF tracking

records to ETW

AppFabric:Event Collector

Service

Collects ETW Events &

Writes them to SQL

Server Database

Control verbosity:Tracking Profiles

RuntimeRuntime

Host: IIS | AppFabricHost: IIS | AppFabric

WorkflowWorkflowWorkflowWorkflow

ExtensionsExtensionsExtensionsExtensions

Persistence ProviderPersistence ProviderPersistence ProviderPersistence Provider

ETW Tracking ParticipantETW Tracking Participant

Events logged:• Workflow status • Activity status • Custom user data• Exceptions

Events logged:• Workflow status • Activity status • Custom user data• Exceptions

ConfigConfigConfigConfig TrackingProfilTrackingProfilee

Controls both tracking profile used for WF events & verbosity of WCF events

Controls both tracking profile used for WF events & verbosity of WCF eventsHealth Monitoring is

the only level for which aggregate WCF events are logged

Health Monitoring is the only level for which aggregate WCF events are logged

Configure to turn on file based logging of WCF events

Configure to turn on file based logging of WCF events

Troubleshooting the Fourth Coffee Labeling Service

• Enables efficient

resource utilization

for long running

processes

• Unload workflows

from memory when

idle

• Timing of

persistence

affected by host

and activities

(Persist, Tx) within

workflow

Workflow Workflow PersistencePersistence

WorkflowServiceHostWorkflowServiceHost

Workflow ServiceWorkflow ServiceWorkflow ServiceWorkflow Service

SchedulSchedulererSchedulSchedulerer

ExtensionExtensionssExtensionExtensionssPersistence Persistence ProviderProviderTracking Tracking ParticipantParticipantCustom Custom ExtensionExtension

AppFabric provides SqlWorkflowInstanceStore that uses SQL Server

AppFabric provides SqlWorkflowInstanceStore that uses SQL Server

Can build own PersistenceProvider to other stores and plug-in

Can build own PersistenceProvider to other stores and plug-in

Control size of Persistence DB by compressing instances & discarding completed instances

Control size of Persistence DB by compressing instances & discarding completed instances

Control how aggressively AppFabric tries to persist then unload instances from memory

Control how aggressively AppFabric tries to persist then unload instances from memory

Enable AppFabric Host to Control Instances (e.g. Abandon, Cancel, Run, Resume, Suspend, Terminate)

Enable AppFabric Host to Control Instances (e.g. Abandon, Cancel, Run, Resume, Suspend, Terminate)

VS, ETW & AppFabric MonitoringCompensation, Cancellation & Unhandled Exceptions

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Managing Services with AppFabric