Power Calculators in Data Center Energy Efficiency Planning
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Power Calculators in Data Center Energy Efficiency Planning Joe Prisco prisco@us.ibm.com © 2009 IBM Corporation Agenda Power Calculator Background Industry Landscape IBM Systems Energy Estimator (SEE) IBM SEE Enhancements Future Direction 2 © 2009 IBM Corporation Agenda Power Calculator Background Industry Landscape IBM Systems Energy Estimator (SEE) IBM SEE Enhancements Future Direction 3 © 2009 IBM Corporation Motivation for Power Calculators 4 Nameplate Operating Point Equipment Nameplate Maximum measured power consumption Actual power Power Calculators consumption Max measured power Capacity Design Point Installation Capacity Design Point Operating Point Actual measured power © 2009 IBM Corporation Installation Definitions Capacity – Ultimate limitation – Usually influenced by outside factors Design Point – Redundancy (n+1, 2n) – Availability Operating Point – Reliability – Additional safety margin Capacity – 1600 kW (2 x 800 kW UPSs) Design Point – 800 kW (2n) Operating Point – 600 kW (each UPS has 4 x 200 kW modules) 5 © 2009 IBM Corporation Equipment Definitions - Nameplate IEC 60950-1, Clause 1.6.2 IEC 60950-1, Clause 3.2.1 NEC, Article 210.20 (A) CB NEC, Article 645.5 (A) NEC, Table 400.5(B) 6 NEC, Article 210.21(B)(1) NEC, Article 240.4 (B) © 2009 IBM Corporation Equipment Definitions – Max Measured Power Consumption Definition – Highest expected power consumption – Accounts for worst case operating conditions Use maximum measured power for – Size loading on electrical infrastructure – Can determine number of devices downstream of a breaker Power Panel 7 15A 4A 4A 4A 15A 4A 4A 4A 15A 4A 4A 4A © 2009 IBM Corporation Equipment Definitions – Actual Power Consumption Definition – Power consumption in typical use – Most representative of a particular configuration Use actual power for – Size loading on mechanical infrastructure – Total Cost of Ownership 8 © 2009 IBM Corporation Air Conditioning Cooling Capacity Air conditioning capacity based on max power consumption Air conditioning capacity based on actual power consumption Planning based on maximum measured power consumption results in a reduction of sensible cooling capacity (19 kW) and the operation of three additional Cooling Room Air Conditioning (CRAC) units. 9 © 2009 IBM Corporation Total Cost of Ownership (TCO) System Life Cycle Acquisition Operation Growth and Change Resources Hardware Software Personnel Facilities Example Worst case configuration………………………… 390 watts Power supply nameplate………………………… 700 watts AC power from rating label…………...………….1000 watts The difference between the worst case configuration and the rating label results in an annual hardware operating cost increase of $590 ($0.11/kW•hr) 10 © 2009 IBM Corporation Agenda Power Calculator Background Industry Landscape IBM Systems Energy Estimator (SEE) IBM SEE Enhancements Future Direction 11 © 2009 IBM Corporation Calculator Tool Links http://thegreengrid.org/en/Global/Content/white-papers/Proper-Sizing-of-IT-Power-and-Cooling-Loads 12 © 2009 IBM Corporation Agenda Power Calculator Background Industry Landscape IBM Systems Energy Estimator (SEE) IBM SEE Enhancements Future Direction 13 © 2009 IBM Corporation IBM SEE Overview IBM Systems Energy Estimator – Standalone web application “The IBM Systems Energy Estimator is a web-based tool for estimating power requirements for IBM Power Systems. You can use this tool to estimate typical power requirements (watts) for a specific system configuration under normal operating conditions.” – Deployed initial offering October 2008, latest update was August 18, 2009 – Supports Power Systems (POWER6 and newer) Follow-on to Power Load Calculator (POWER5) – Averages 400 energy estimations per week User feedback has been positive, affirms that energy requirements are an increasingly important component of purchase decision – Represents significant collaboration between STG Development, Systems Assurance, WW Tech Support Tools, and Systems Performance 14 © 2009 IBM Corporation Energy Estimator Welcome Page launch the Energy Estimator 15 © 2009 IBM Corporation IBM Systems Energy Estimator Processor model drop-down Step 1: select a model 16 © 2009 IBM Corporation IBM Systems Energy Estimator Step 2: specify system configuration 17 © 2009 IBM Corporation IBM Systems Energy Estimator Output Step 3: energy estimate results list of included components 18 © 2009 IBM Corporation IBM SEE Integration IBM System Planning Tool (SPT) – Planning and deployment for Power Systems, System i, System p – Integrated “Energy Estimate” function via energy estimator plug-in IBM Systems Workload Estimator (WLE) – STG strategic sizing tool for Power Systems, System i, System p, System x – Integrated “Energy Estimate” function via energy estimator plug-in 19 © 2009 IBM Corporation IBM System Planning Tool integration *The calculated energy estimate is an expected, typical value for this system configuration under normal environmental operating conditions. It should not be used in planning the electrical supply infrastructure. 20 © 2009 IBM Corporation IBM Systems Workload Estimator integration From WLE Selected System screen, select: Energy estimate 21 © 2009 IBM Corporation Agenda Power Calculator Background Industry Landscape IBM Systems Energy Estimator (SEE) IBM SEE Enhancements Future Direction 22 © 2009 IBM Corporation kWatts Utilization-based Processor Curve Example 23 Estimated energy result(s) Æ utilization-based result for supported models © 2009 IBM Corporation Utilization utilization-based result for supported models 24 © 2009 IBM Corporation Number of Cores number of cores configured and active 25 © 2009 IBM Corporation Agenda Power Calculator Background Industry Landscape IBM Systems Energy Estimator (SEE) IBM SEE Enhancements Future Direction 26 © 2009 IBM Corporation IBM Systems Energy Estimator What’s next? – Increase disk expansion options – P7, EnergyScale, Power Saver Modes – Active Energy Manager power management settings – Power blades Energy Estimate: reflects configuration and utilization (green curve) Energy Estimate: optimized for power management settings 100 80 nig 60 x ma Relative Energy Energy consumption da y ht 40 20 0 0% 20% 40% 60% 80% 100% System utilization 27 © 2009 IBM Corporation The End 28 © 2009 IBM Corporation
