CPU usage 95-100%?!!

my computer (Windows 2000) is getting so slow. I checked the task manager and found that the CPU usage is almost 95%-100%. Norton didn't find any virus. So what is actually slowing down my computer?

Thanks a lot.

所有跟帖： 

• 回复：CPU usage 95-100%?!! -lwcn- ♀ (173 bytes) () 02/07/2004 postreply 21:38:17

• 回复： -mcse- ♀ (78 bytes) () 02/07/2004 postreply 21:48:19

• 清理清理service，挂那么多干嘛 -内存小也有可能- ♀ (0 bytes) () 02/09/2004 postreply 12:47:39