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Monitoring

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The Ozar Family Tradition of Performance Monitoring

Last Updated February 13, 2017
Brent Ozar
Monitoring, Wait Stats
14 Comments

When my Grandpa Ozar wanted to find out if his 10 megabyte 5.25″ hard drive was responding fast enough to handle his database loads, he monitored the Perfmon counter Physical Disk: Disk Queue Length.

Things have changed since Grandpa’s time, though, and now it’s time to learn a new performance tuning trick – SQL Server waits.

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SQL Server Perfmon (Performance Monitor) Best Practices

Last Updated May 5, 2021
Brent Ozar
Monitoring, SQL Server
Database administrators need to know each SQL Server’s weakest link so we know where to focus their hardware budgets and time. On any given server, we need to know what the slowest component is, and where it’ll pay off to invest hours and dollars. This is performance tuning, and the first place to start is…
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