On some occasions the scom agent can cause a lot of performance issues on the servers. Here I will describe some steps I take when I have performance problems and in most of the cases it works for me. The first thing you should do is to configure the antivirus exclusions for opsmgr. Have a look at Kevin Holman’s blogpost Antivirus Exclusions for MOM and OpsMgr on how to do this. Configuring anti virus exlusions will help you gain some performance. This is a screenshot of the performance of...(read more)

Read the complete post at http://scug.be/blogs/scom/archive/2009/06/11/opsmgr-performance-problems-with-healthservice-on-agents.aspx