Dell Inc. PowerEdge M915 SPECpower_ssj2008 = 2,919 overall ssj_ops/watt
Test Sponsor: Dell Inc. SPEC License #: 55 Test Method: Multi Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Oct 29, 2011
Hardware Availability: Nov-2011 Software Availability: Feb-2011 Publication: Nov 16, 2011
System Source: Single Supplier System Designation: Server Power Provisioning: Line-powered
Benchmark Results Summary
Performance Power Performance to Power Ratio
Target Load Actual Load ssj_ops Average Active Power (W)
100% 99.8% 17,898,948 4,847 3,693
90% 91.0% 16,318,006 4,476 3,646
80% 80.6% 14,456,488 4,099 3,526
70% 70.0% 12,563,626 3,709 3,387
60% 60.0% 10,755,770 3,329 3,230
50% 50.0% 8,959,782 3,037 2,950
40% 40.0% 7,176,151 2,797 2,565
30% 30.0% 5,382,771 2,490 2,162
20% 20.0% 3,583,676 2,154 1,664
10% 10.0% 1,798,045 1,838 978
Active Idle 0 1,107 0
∑ssj_ops / ∑power = 2,919
Graph of results
Aggregate SUT Data
# of Nodes # of Chips # of Cores # of Threads Total RAM (GB) # of OS Images # of JVM Instances
8 32 512 512 512 8 128
System Under Test
Shared Hardware
Shared Hardware
Enclosure: Dell PowerEdge M1000e
Form Factor: 10U
Power Supply Quantity and Rating (W): 3 x 2700
Power Supply Details: Dell PN G803N
Network Switch: Dell PowerConnect 6348
Network Switch Details: 48 port Gigabit Switch
KVM Switch: None
KVM Switch Details: N/A
Other Hardware: Dell M1000e Chassis Management Controller, Dell 16-Port Gigabit Ethernet Pass-Through Module
Comment: Network switch not measured for power
Set: 'sut'
Set Identifier: sut
Set Description: M915
# of Identical Nodes: 8
Comment: None
Hardware per Node
Hardware Vendor: Dell Inc.
Model: PowerEdge M915
Form Factor: Blade
CPU Name: AMD Opteron 6276 (2.30 GHz)
CPU Characteristics: 16 Core, 2.30 GHz, 16 MB L3 Cache
CPU Frequency (MHz): 2300
CPU(s) Enabled: 64 cores, 4 chips, 16 cores/chip
Hardware Threads: 64 (1 / core)
CPU(s) Orderable: 2,4 chips
Primary Cache: 512 KB I + 256 KB D on chip per chip
Secondary Cache: 16 MB I+D on chip per chip, 2 MB shared / 2 cores
Tertiary Cache: 16 MB I+D on chip per chip, 8MB shared / 8 cores
Other Cache: None
Memory Amount (GB): 64
# and size of DIMM: 16 x 4096 MB
Memory Details: 4GB 2Rx8 PC3L-10600R ECC RDIMM, Slots A1-A4, B1-B4, C1-C4, D1-D4 populated
Power Supply Quantity and Rating (W): None
Power Supply Details: Shared
Disk Drive: 1 x 50 GB 2.5" SSD SATA (Dell PN X2N7H)
Disk Controller: PERC H200 Modular
# and type of Network Interface Cards (NICs) Installed: 2 x onboard dual-port 1 Gigabit Ethernet
NICs Enabled in Firmware / OS / Connected: 2/2/1
Network Speed (Mbit): 1000
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software per Node
Power Management: Balanced Mode in OS (See Notes)
Operating System (OS): Windows 2008 Server Enterprise x64 Edition
OS Version: R2 SP1
Filesystem: NTFS
JVM Vendor: IBM Corporation
JVM Version: IBM J9 VM (build 2.4, J2RE 1.6.0 IBM J9 2.4 Windows Server 2008 amd64-64 jvmwa64 60sr5-20090519_35743 (JIT enabled, AOT enabled)
JVM Command-line Options: -Xaggressive -Xcompressedrefs -Xgcpolicy:gencon -Xmn1400m -Xms1875m -Xmx1875m -XlockReservation -Xnoloa -Xlp
JVM Affinity: start /affinity [F, F0, F00, F000, F0000, F00000, F000000, F0000000, F00000000, F000000000, F0000000000, F00000000000, F000000000000, F0000000000000, F00000000000000, F000000000000000]
JVM Instances: 16
JVM Initial Heap (MB): 1875
JVM Maximum Heap (MB): 1875
JVM Address Bits: 64
Boot Firmware Version: 2.3.0
Management Firmware Version: iDRAC 3.30 build 17
Workload Version: SSJ 1.2.9
Director Location: Controller
Other Software: IBM WebSphere Application Server V7.0 for Windows on x86-64bit
Boot Firmware Settings
  • HT1 set in BIOS.
  • Memory Speed set to 1066MHz in BIOS.
  • DAPC Mode Enabled.
  • NIC 3 and 4 disabled in BIOS.
  • Core Boost Technology Disabled in BIOS.
    • Management Firmware Settings
    none
    System Under Test Notes
    Controller System
    Hardware
    Hardware Vendor: Dell Inc.
    Model: R410
    CPU Description: Xeon E5620
    Memory amount (GB): 4
    Software
    Operating System (OS): Microsoft Windows Server 2008 Enterprise SP2
    JVM Vendor: Oracle Corporation
    JVM Version: Jrockit(R) 1.6.0_02 build R26.4.0-63 (32-bit)
    CCS Version: 1.2.5
    Measurement Devices
    Power Analyzer pwr1
    Hardware Vendor: Yokogawa Electric International Pte. Ltd.
    Model: WT210
    Serial Number: 91KA21978
    Connectivity: RS-232
    Input Connection: Default
    Metrology Institute: NIST
    Accredited by: Simco Electronics
    Calibration Label: 5412137
    Date of Calibration: 20-Oct-2011
    PTDaemon Host System: same as CCS
    PTDaemon Host OS: same as CCS
    PTDaemon Version: 1.4.1-1271fb18-20110728
    Setup Description: Connected to SUT power supply 1 and 3.
    Power Analyzer pwr2
    Hardware Vendor: Yokogawa Electric International Pte. Ltd.
    Model: WT210
    Serial Number: 91KA21980
    Connectivity: RS-232
    Input Connection: Default
    Metrology Institute: NIST
    Accredited by: Simco Electronics
    Calibration Label: 5412138
    Date of Calibration: 20-Oct-2011
    PTDaemon Host System: same as CCS
    PTDaemon Host OS: same as CCS
    PTDaemon Version: 1.4.1-1271fb18-20110728
    Setup Description: Connected to SUT power supply 2.
    Temperature Sensor temp1
    Hardware Vendor: Digi International Inc.
    Model: Watchport/H
    Driver Version: Watchport Virtual Port 5.30.2.0
    Connectivity: USB
    PTDaemon Host System: same as CCS
    PTDaemon Host OS: same as CCS
    Setup Description: 50 mm in front of SUT main airflow intake
    Notes
    None
    Aggregate Electrical and Environmental Data
    Target Load Average Active Power (W) Minimum Ambient Temperature (°C)
    100% 4,847 22.9
    90% 4,476 22.8
    80% 4,099 22.8
    70% 3,709 22.8
    60% 3,329 22.6
    50% 3,037 22.7
    40% 2,797 22.8
    30% 2,490 22.6
    20% 2,154 22.6
    10% 1,838 22.8
    Active Idle 1,107 22.6
    Line Standard Minimum Temperature (°C) Elevation (m)
    208V / 60 Hz / 1 phase / 1 wire 22.6 255
    See the Power/Temperature Details Report for additional details.
    Aggregate Performance Data
    Target Load Actual Load ssj_ops
    Target Actual
    Calibration 1     17,725,363
    Calibration 2     17,944,582
    Calibration 3     17,929,718
    ssj_ops@calibrated=17,937,150
    100% 99.8% 17,937,150 17,898,948
    90% 91.0% 16,143,435 16,318,006
    80% 80.6% 14,349,720 14,456,488
    70% 70.0% 12,556,005 12,563,626
    60% 60.0% 10,762,290 10,755,770
    50% 50.0% 8,968,575 8,959,782
    40% 40.0% 7,174,860 7,176,151
    30% 30.0% 5,381,145 5,382,771
    20% 20.0% 3,587,430 3,583,676
    10% 10.0% 1,793,715 1,798,045
    Active Idle   0 0
    Graph of results
    See the Aggregate Performance Report for additional details.