[20141121]无法通过powershell读取sql server性能计数器问题

[20141121]无法通过powershell读取sql server性能计数器问题背景：

全新服务器，需要增加性能监控，发现无法通过powershell读取性能指标

解决方法：

Open the Registry Editor by going to the Start Menu and selecting Run…, then type “regedit”,and click the OK button.Navigate to the HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurePipeServers\winregregistry key.Right click on the "winreg" key and select Permissions.Add users or groups to which you want to grant Read access.Exit Registry Editor and restart Windows.