Blame src/components/host_micpower/README
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This is a component that exports power information for Intel Xeon Phi cards (MIC).
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The component makes use of the MicAccessAPI distributed with the Intel Manycore Platform Software Stack.
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(http://software.intel.com/en-us/articles/intel-manycore-platform-software-stack-mpss)
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Specifically in the intel-mic-sysmgmt package.
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A configure script allows for non-default locations for the sysmgmt sdk. see ./configure --help
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About the data, PAPI retrieves the data via the MicGetPowerUsage call.
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Per the SDK documentation:
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MicGetPowerUsage - Retrieve power usage values of Intel® Xeon Phi™ Coprocessor and components.
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Data Fields
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MicPwrPws total0
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Total power utilization by Intel® Xeon Phi™ product codenamed “Knights Corner” device, Averaged over Time Window 0 (uWatts).
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MicPwrPws total1
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Total power utilization by Intel® Xeon Phi™ product codenamed “Knights Corner” device, Averaged over Time Window 1 (uWatts).
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MicPwrPws inst
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Instantaneous power (uWatts).
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MicPwrPws imax
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Max instantaneous power (uWatts).
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MicPwrPws pcie
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PCI-E connector power (uWatts).
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MicPwrPws c2x3
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2x3 connector power (uWatts).
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MicPwrPws c2x4
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2x4 connector power (uWatts).
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MicPwrVrr vccp
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Core rail (uVolts).
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MicPwrVrr vddg
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Uncore rail (uVolts).
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MicPwrVrr vddq
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Memory subsystem rail (uVolts).
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