HP ProLiant ML310e HP Power Regulator for ProLiant servers

HP ProLiant ML310e Manual

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  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 1
    drivers...3 HP Static High Performance mode...3 HP Static Low Power mode...3 HP Dynamic Power Savings mode...4 OS Control mode...5 Collaborative Power Control mode...5 Managing Power Regulator configuration 6 Individual server setup ...6 Multi-server setup ...6 Using Power Regulator with VMware
  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 2
    Intel® Xeon® and AMD™ Opteron™ processors. Table 1. P-states of the Quad-core Intel Xeon 5670 HP Power Regulator is an OS-independent power management feature of HP ProLiant servers. It is included on all HP ProLiant servers ProLiant server processors. Using Power Regulator, you can configure a server
  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 3
    HP has developed server ROM firmware that implements the Static High and Low modes, Dynamic Power Saving mode, and OS mode. Upgrades Windows uses information obtained from the CPU Identification instruction to determine processor type and feature set in order to load the correct processor driver. HP
  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 4
    use of Pmax and Pmin and every P-state in between. HP ProLiant servers enable HP Dynamic Power Savings mode by default to provide significant, out- collects non-halted clock cycles. Modern operating systems execute a HLT instruction when a processor is idle, preventing the processor from running in
  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 5
    , take effect immediately. Collaborative Power Control mode CPC is available on Intel-based HP ProLiant G6 and later servers with supported operating systems (at the time of publication, Windows Server 2008 R2 supports CPC). Prior to CPC, firmware-based power management and OS-based power management
  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 6
    requires a reboot to activate those settings. HP Insight Control communicates with the iLO management processor on supported ProLiant servers and allows multi-server configuration of the Power Regulator modes. A multi-server setup using Insight Control and iLO does not require a reboot. Settings are
  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 7
    This influences VMware performance and workload balancing software. Choosing the HP Power Technology® with HP Power Regulator Turbo Boost Technology is a feature of Intel Xeon processors. performance results for both an HP ProLiant DL380 G7 server and an HP ProLiant DL385 G7 under different levels
  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 8
    utilization (performance) loads using the two-processor DL380 G7 server with Quad-core Intel Xeon 5670 2.93-GHz processors. At loads under 70% of Performance) 100 90 80 Power (percent) 70 60 50 40 30 20 10 0 0 10 20 30 40 50 60 70 80 90 100 Performance (percent) Dynamic Power
  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 9
    system performance. Figure 3. Power and performance comparison of the DL385 G7 server in Dynamic Power Savings mode (slow and fast response time) and Static mode provides 60 greatest power savings below 45% 50 40 30 20 10 0 0 10 20 30 40 50 60 70 80 90 100 Performance (percent)
  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 10
    server, and online transaction processing. Figure 4 shows the effect of Power Regulator on a DL380 G7server running a workload comparable to the SPECpower_ssj2008 benchmark. The G7 system used in this test included two Quad-core Intel Xeon G7 server configuration is 16 watts at a 60% application load
  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 11
    configuration, processor utilization, data center power and cooling efficiency, and electricity cost. The cost savings should scale linearly with the number of servers and create significant savings for large data center operations. Table 3. Calculated annual power cost savings for an HP ProLiant
  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 12
    Summary HP Power Regulator for ProLiant servers is an important technology for any data center facing power and cooling OS-based power management. Its compatibility with other HP management products such as iLO and Insight Control makes the HP Power Regulator an integral part of a complete
  • HP ProLiant ML310e | HP Power Regulator for ProLiant servers - Page 13
    (PUE/DCiE) Implementing Microsoft Windows Server 2008 R2 on HP ProLiant servers, integration note Processors supported by Power Regulator SPECpower_ssj2008 benchmark Web address http://h20000.www2.hp.com/bc/docs/support/SupportManu al/c02048495/c02048495.pdf http://h20195.www2.hp.com/v2/GetPDF.aspx
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Power Regulator for ProLiant servers
Technology brief, 5th edition
Introduction
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2
Processor P-states
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2
Power Regulator technology
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2
HP Power Regulator modes
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2
Processor drivers
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3
HP Static High Performance mode
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3
HP Static Low Power mode
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3
HP Dynamic Power Savings mode
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4
OS Control mode
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5
Collaborative Power Control mode
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5
Managing Power Regulator configuration
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6
Individual server setup
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6
Multi-server setup
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6
Using Power Regulator with VMware ESX
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6
Using Intel Turbo Boost Technology® with HP Power Regulator
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7
Power consumption and system performance
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7
Reducing power and cooling cost
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10
Summary
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12
For more information
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13
Call to action
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13