We published one new Knowledge Base article on System Center Configuration Manager 2007 last week. This one is about a hotfix for an issue where the SMS_Executive service process (Smsexec.exe) may consume high CPU resources on a Microsoft System Center Configuration Manager 2007 Service Pack 1 (SP1) site server. The CPU usage on the CPU can be up to 100%:
http://blogs.technet.com/configurationmgr/archive/2009/09/28/new-kb-kb973065-high-cpu-usage-during-mif-file-processing-on-system-center-configuration-manager-2007-sp1-site-servers.aspx
J.C. Hornbeck | Microsoft