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Query I/O over the Last Five Minutes

2019-01-24 · by Hannah Vernon · in performance, troubleshooting

When faced with a SQL Server that is performing poorly, a great starting place for troubleshooting is looking at wait stats. Once you’re gathering wait stats, if you see lots of IO-related waits, you may…

Mimic Production in Development

2018-07-23 · by Hannah Vernon · in performance, troubleshooting

Attempting to debug production performance problems in your development environment can be problematic in many ways, leading to a frustrating troubleshooting experience. One very common situation is the resources on the development environment are substantially…

Statistics update job

2018-07-10 · by Hannah Vernon · in maintenance, performance, SQL Server Agent

SQL Server statistics are extremely important for good query performance since they provide invaluable guidelines that allow the query optimizer to pick an optimal plan. Out-of-date or non-existent statistics objects can cause excessive I/O, poor…

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