SQL Server Health Check

Review Your Windows Task Scheduler: It Can Impact Your SQL Server Performance

Updated October 29, 20251 min read

What is the Windows Task Scheduler?

It is a Windows component that can schedule programs to run at predefined times or after specified time intervals.

Why should you care about it?

Sometimes, non-SQL-related tasks are scheduled to start during SQL peak times without your knowledge, potentially impacting performance.

How to check it?

  1. Use the Windows search box and search for Task Scheduler.
Figure 1 - Opening Windows Task Scheduler
  1. Click on the Task Scheduler Library to list all the schedules.
Figure 2 - Checking the Task Scheduler Library

How to fix it?

  1. See what can be removed.
  2. If the task must remain, schedule it away from SQL peak times.

More information

Discover More

Discover what clients are saying about Red9

Red9 has incredible expertise both in SQL migration and performance tuning.

The single biggest benefit has been performance gains and tuning associated with migrating to AWS and a newer version of SQL Server with Always On clustering. Red9 was an integral part of this process.… The deep level of knowledge of MSSQL is incredible and the combined experience and expertise has been a huge asset.… Red9 was able to find a number of inefficient indexes and performance bottlenecks that resulted in over 400% improvement in latency.

Rich StaatsRich StaatsCloud EngineerMetalToad
See more testimonials