Please see the below hyperlink and the run the commands included in line.   I see this one often with SharePoint and wanted to share the research in case your event logs show something similar.    Less noise makes it easier to troubleshoot real issues.

http://support.microsoft.com/default.aspx?scid=kb;en-us;267831

EventLog Application Error 2001: It has taken too long to refresh the W3SVC counters, the stale counters are being used instead.

Open CMD and run:

   1: unlodctr w3svc 

   2: unlodctr msftpsvc 

   3: unlodctr asp 

   4: unlodctr inetinfo 

   5: lodctr w3ctrs.ini 

   6: lodctr ftpctrs.ini 

   7: lodctr axperf.ini 

   8: lodctr infoctrs.ini

Application    Error    8/1/2009 2:08    W3CTRS    2001    It has taken too long to refresh the W3SVC counters, the stale counters are being used instead.