my friend's company has a win2008 server, not R2, and it's really slow, it has 8G ram, has a SAP business one running on it, and it's also an AD, DHCP, DNS server, has Kaspersky 6 AV running as well. CPU usage is constantly 100%, physical memory is around 70%-90% even close everything, disable AV, if check processes, taskmgr.exe and windows explorer use like 40% each sometimes, do you have any suggestion what could be