I have set up a data collector set and cannot find where to enter the DSN to store the perfmon counters?

afaik you have to create it with logman (see -o and -f parameter ) to specify a dsn

Hi, Please check whether the following articles help: Logging Performance Monitor Counters to SQL Server http://www.netadmintools.com/art577.html Note: This article is for Windows Server 2003. How to use the Windows Reliability and Performance Monitor to troubleshoot SQL Server http://www.mssqltips.com/tip.asp?tip=1890 Note: This article is for Windows Server 2008 If you have trouble in monitoring SQL Server, please go to the SQL forum for further assistance. Thanks. NinaThis posting is provided "AS IS" with no warranties, and confers no rights.