When investigating performance degradation in SQL Server, we often look at missing indexes, outdated statistics, or bloated execution plans. However, sometimes the root cause lives entirely outside the database engine...
Earlier this month we attended SQL Konferenz 2026, held at Congress Park Hanau, just outside Frankfurt. The venue is large and perfectly suited for conferences, which the name itself already suggests.
The Symmetry of Performance: Solving CPU Wait Spikes by Disabling Soft-NUMA
by Michal Kovaľ on 17/02/2026
In high-performance SQL Server environments, how you "slice" your CPU resources is just as important as how many cores you have. We recently tackled a case where a customer was plagued by high SOS_SCHEDULER_YIELD and CXPACKET waits.
When SQL Server Jobs Suddenly Stop Creating COM Objects
by Michal Kovaľ on 12/02/2026
Intermittent SQL Server errors are among the most difficult problems to troubleshoot. A job can run successfully hundreds of times and then suddenly start failing. The same error may return days or weeks later, with no obvious change in the code.