KB4560183 - FIX: Distributed transactions may experience long waits with DTC_STATE wait type in SQL Server

Applies To
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 2019 on Windows 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

Symptoms

Assume that you use distributed transactions in Microsoft SQL Server together with MS DTC (Distributed Transaction Coordinator). You may sometimes notice lower throughput and long wait times for the DTC_STATE wait type if there are many concurrent distributed transactions.

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:

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:

References

Learn about the terminology that Microsoft uses to describe software updates.