Pssdiag/Sqldiag Manager is a graphic interface that provides customization capabilities to collect data for SQL Server using sqldiag collector engine. The data collected can be used by SQL Nexus tool which help you troubleshoot SQL Server performance problems. This is the same tool Microsoft SQL Server support engineers use to for data collection to troubleshoot customer's performance problems.
diagmanager is collecting the same database scoped configuration data, of one database from an instance, and showing repeated values for all databases.
diagmanager is collecting the same database scoped configuration data, of one database from an instance, and showing repeated values for all databases.