I guess no one here is used to big corporate environments?
This is memory and CPU allocation of 1 of 11 servers running at our primary site.
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He could very well be running a VMWare environment which would explain X86.
Your Admin is probably talking about process load wait, which is not the same as CPU utilization. You probably have one process hogging CPU. Bottlenecks could be anywhere from disk to network connectivity.
I'm very familiar with that scale systems, but as you will know people with that level of juice under their finger tips don't type like the OP and ask advice on a forum like that.