Operational Defect Database
BugZero found this defect 1308 days ago.
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Microsoft SQL Server | 13323992
KB4521599 - FIX: Non-yielding scheduler condition occurs if large number of row-column values are processed in row groups in SQL Server 2016 or 2017 - Microsoft Support
Last update date:
6/2/2022
Affected products:
SQL Server 2016 Service Pack 2
SQL Server 2016 Developer - duplicate (do not use)
SQL Server 2016 Enterprise - duplicate (do not use)
SQL Server 2016 Enterprise Core - duplicate (do not use)
SQL Server 2016 Standard - duplicate (do not use)
SQL Server 2017 Developer on Windows
SQL Server 2017 Enterprise Core on Windows
SQL Server 2017 Enterprise on Windows
SQL Server 2017 Standard on Windows
SQL Server 2017 on Linux
Affected releases:
build lower than 14.0.3335.7
Fixed releases:
14.0.3335.7
Description:
Symptoms
In Microsoft SQL Server 2016 or 2017, you may encounter a "Non-yielding Scheduler" condition if a large number of row-column values are processed in row groups. The threshold was decreased to yield the processor.
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Resolution
This issue is fixed in the following cumulative updates for SQL Server: Cumulative Update 21 for SQL Server 2017 Cumulative Update 11 for SQL Server 2016 SP2 About cumulative updates for SQL Server: Each new cumulative update for SQL Server contains all the hotfixes and all the security fixes that were included with the previous cumulative update. Check out the latest cumulative updates for SQL Server: Latest cumulative update for SQL Server 2017 Latest cumulative update for SQL Server 2016
References
Learn about the terminology that Microsoft uses to describe software updates.
