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Questions about CPU performance / nmon data

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http://www.linuxquestions.org – In nmon, if I use the "c" option, i see the 32 logical cpus and usage is at about 50%. If I look at nmon, and the "p" option I see 8 CPU and it's at 100.4% of CPUs. Currently we're troubleshooting performance, and I'm wondering if I'm hitting a wall with CPU or if CPU usage is fine. Can anyone tell me the difference between "c" and "p"? I thought that this lpar had 8 CPU dedicated to it, and from there there are 32 logical cpu's carved out of those 8. I may not understand this correctly. There is no top process eating cpu. But comparing systems (HowTos)