Extended Events in Action

A Peek in the Future of Tracing and Troubleshooting

About me

Senior SQL Server DBA at HP Guest Lecturer at FMI MCITP: SQL 2008 MCSE: Data Platform MCSA: Windows Server 2012 @miro_dd

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Agenda

General Overview SQL Server Extended Events - why use it? What about SQL Profiler Correlation Causality Tracking Use Extended Events to diagnose login failures

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General Overview

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What is it actually?

The ingredients

XEvents Sessions

Permissions

SQL Server Extended Events – why use it?

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Microsoft Roadmap

Lightweight

Graphical interfacewww.flickr.com/photos/hinkelstone/

What about SQL Profiler

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Mapping of Event Classes to Events

SQL Audit should be used for Security Event Class

Easy migration

DEMO

Correlation – joining systems together

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Real Problem

Updated TDS

Connection ID

Activity ID

www.flickr.com/photos/76029035@N02/

Causality Tracking

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GUID Sequence

Parent ID

DEMO

Key Takeaways

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Efficiency

Lightweight*

Usability

Useful Links

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Extended Events Team Blog: http://blogs.msdn.com/b/extended_events/

Migrating from SQL Trace to Extended Events: http

://blogs.msdn.com/b/extended_events/archive/2010/12/10/migrating-from-sql-trace-to-extended-events.aspx

Jonathan Kehayias blog: http

://www.sqlskills.com/blogs/jonathan/category/extended-events/

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Thank You!

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