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cluster:112 [2013/05/13 14:33] hmeij [HP April-2013] |
cluster:112 [2013/10/07 20:11] hmeij [Dell April-2013] |
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+ | * 2009 Dell measurements put power consumption at 100,740 KwH per year (how?) | ||
+ | * 2013 Dell measurements (see bottom table) put power consumption at 109,956 KwH per year (for 30 servers) | ||
====== Details ====== | ====== Details ====== | ||
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Kill-A-Watt Meter Stats; pulled one power supply ... mean/1000 * 24 * 365 * 30! | Kill-A-Watt Meter Stats; pulled one power supply ... mean/1000 * 24 * 365 * 30! | ||
- | ^ Node^ jobs^ kwh^ time hh: | + | ^ Node^ jobs^ kwh^ time hh: |
| c04| 8| 2.29| 06: | | c04| 8| 2.29| 06: | ||
| c32| 8| 6.94| 19: | | c32| 8| 6.94| 19: | ||
Line 135: | Line 138: | ||
| c04| 8| 12.02| | | c04| 8| 12.02| | ||
| c09| 8| 10.36| | | c09| 8| 10.36| | ||
- | | c10| 8| 10.21| | + | | c10| 8| 10.21| |
- | | c11| 4| | | | still running| | + | |
- | | c13| 3| | | | still running| | + | |
| c17| 8| 27.07| | | c17| 8| 27.07| | ||
| c18| 8| 11.23| | | c18| 8| 11.23| | ||
Line 148: | Line 149: | ||
| c33| 8| 46.23| | | c33| 8| 46.23| | ||
| c35| 8| 13.69| | | c35| 8| 13.69| | ||
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+ | * Average for "still running" | ||
+ | * (watts/1000 Kw per hour) * 24 hours * 365 days * 30 servers | ||
+ | * In 2009 dollars that is $25,000 in power (plus that in cooling) or $50,000 per year | ||
+ | * What is that in 2013 dollars (with cogen online in Pine Street)? | ||
+ | |||
+ | We have measured 19 nodes power consumption (pulling one unit out) with a Kill-A-Watt meter over 775+ hours to arrive at a mean consumption rate of 418.4 watts. That totals to 109,956 KwH/year in power consumption ((watts/ | ||
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+ | Based on 12.5 cents per Kwh (this is an all inclusive cost including natural gas cost, heat recoup costs, distribution, | ||
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+ | If we could replace, or approximate, | ||
+ | [[http:// | ||