PerformanceCounter
컴퓨터 성능 머니터링
CUP
Processor
메모리
하터웨어
DB (CPU,User Connection,Batch Request,Blocking,SQL Thread Count)
CPU : Processor Information,% Processor Time,_Total
Connection:SQLServer:General Statistics,User Connections
Batch Request:SQLServer:SQL Statistics,Batch Requests/sec
Blocking:SQLServer:General Statistics,Processes blocked
SQL Thread Count:Process,Thread Count,sqlservr
CounterSample
("SQLServer:General Statistics", "_Total", "User Connections");
http://www.cnblogs.com/niaowo/p/4813790.html