sql server performance optimization of several expert tool

Expert Tools The following analysis is a convenient sql server

sp_WhoIsActive

It provides a convenient documentation

dba_BlockTracer

https://blogs.msdn.microsoft.com/nikhilsi/2008/07/13/how-to-identify-blocked-sql-processes-quickly/ 
https://github.com/PNNL-Comp-Mass-Spec/DBSchema_DMS/blob/master/MasterDB/dba_BlockTracer.sql

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Origin www.cnblogs.com/rongfengliang/p/11287110.html