Assume that you remove temporary objects such as temporary tables, table variables, or table-valued parameters in SQL Server. In this case, very large PAGELATCH_EX contentions may occur on the sys.sysobjvalues system base table.
This fix is included in Cumulative Update 5 for SQL Server 2017.
About SQL Server 2017 builds
Each new build for SQL Server 2017 contains all the hotfixes and security fixes that were in the previous build. We recommend that you install the latest build for SQL Server 2017.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
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