Operational Defect Database
BugZero found this defect 844 days ago.
Data sources
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Microsoft SQL Server | 14419546
KB5009753 - FIX: Physical reads are counted two times for read-aheads - Microsoft Support
Last update date:
1/27/2022
Affected products:
SQL Server 2019 on Linux
SQL Server 2019 on Windows
Affected releases:
build lower than 15.0.4198.2
Fixed releases:
15.0.4198.2
Description:
Symptoms
Physical reads for read-ahead reads are counted incorrectly (two times) when you run queries. Therefore, the information in sys.query_store_runtime_stats and sys.dm_exec_query_stats shows incorrect values.
Resolution
Cumulative update information This problem is fixed in the following cumulative update for SQL Server: Cumulative Update 15 for SQL Server 2019 About cumulative updates for SQL Server Each new cumulative update for SQL Server contains all the hotfixes and security fixes that were in the previous build. We recommend that you install the latest build for your version of SQL Server: Latest cumulative update for SQL Server 2019
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
References
Learn about the terminology that Microsoft uses to describe software updates.
