FIX: Heavy concurrent OLTP activity runs slowly when delayed durability is enabled in SQL Server 2016

Gælder for: SQL Server 2016 DeveloperSQL Server 2016 EnterpriseSQL Server 2016 Enterprise Core

Symptoms


Assume that you run heavy concurrent Online Transaction Processing (OLTP) activity in Microsoft SQL Server 2016. In this situation, when the delayed durability is enabled in the presence of multiple log writers, the activity runs slower than it does in earlier versions of SQL Server .

Note The slow performance is only present with multiple log writers and delay durability.

Resolution


The issue was first fixed in the following cumulative update of SQL Server:

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.