![]() To stop collecting data for TempDB object statistics on an earlier version, for all targets in your monitored environment, do the following: Prior to Version 2021.12.20, there is no setting for this. This may be done at the global, site, or target level. Go to Settings Pane SQL Server SQL Server Collect TempDB Object Stats. In Version 2021.12.20 or later, this collection can be turned off through Settings. Note: There is no additional overhead on the monitored target because of this query being logged. Note: Some servers may not have orphaned keys in this scenario. Complete this process on all servers that are part of the Availability Group.Open regedit and navigate to HKEY_Local_Machine Cluster HadrAgNameToIdMap. If the query returns no results, then the Availability Group has orphaned records.SELECT * FROM sys.dm_hadr_instance_node_map Once that is confirmed, run the following query to check for orphaned registry keys: USE master.To diagnose this issue, run the following query against the primary node to confirm that the correct target has been added: SELECT SERVERPROPERTY('servername').If you have AlwaysOn configured, but the AlwaysOn tab is blank or displays a message such as No AlwaysOn resources are configured at this level or Charts Not Available, you may have orphaned registry keys. ![]() ![]() Scan for Configuration Changes AlwaysOn tab is blank Right click the target and select Scan For Configuration Changes from the context menu. Note: Once you change the value, you should scan for configuration changes on the monitored target. ![]()
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