Tips and Tricks for SQL Server tuning

How a High-Frequency LIKE Query Saturated SQL Server

by Michal Kovaľ on 05/03/2021

A customer’s SQL Server instance reached 100% CPU utilization. Blocking increased, response times deteriorated, and unrelated workloads slowed down. The cause was a Camunda worker query executed roughly 100 times per second in one database and 40–50 times

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Conquering Deadlocks: How We Achieved a 93% Reduction in Database Blockages

by Michal Kovaľ on 15/10/2020

In high-concurrency environments, deadlocks are more than just technical glitches...they are silent performance killers.

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The Case of the Vanishing Databases: A Deep Dive into HADR Deadlocks

by Michal Kovaľ on 14/07/2020

Imagine opening SQL Server Management Studio (SSMS) on a Monday morning and finding… nothing.

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