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:
unlodctr msftpsvc unlodctr asp unlodctr inetinfo lodctr w3ctrs.ini lodctr ftpctrs.ini lodctr axperf.ini 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.
