Dell Inc. PowerEdge M820 SPECpower_ssj2008 = 4,853 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: Aug 2, 2012
Hardware Availability: Aug-2012 Software Availability: Jun-2012 Publication: Aug 22, 2012
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% 21,852,947 3,997 5,467
90% 89.9% 19,695,435 3,704 5,317
80% 80.0% 17,524,922 3,173 5,523
70% 70.0% 15,323,429 2,691 5,695
60% 60.0% 13,137,969 2,321 5,661
50% 50.0% 10,946,379 2,035 5,380
40% 40.0% 8,751,124 1,839 4,757
30% 30.0% 6,573,522 1,582 4,154
20% 20.0% 4,379,305 1,399 3,130
10% 10.0% 2,190,946 1,230 1,782
Active Idle 0 832 0
∑ssj_ops / ∑power = 4,853
Graph of results
Aggregate SUT Data
# of Nodes # of Chips # of Cores # of Threads Total RAM (GB) # of OS Images # of JVM Instances
8 32 256 512 384 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 6248
Network Switch Details: 48 Port 1Gb Ethernet 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: M820
# of Identical Nodes: 8
Comment: None
Hardware per Node
Hardware Vendor: Dell Inc.
Model: PowerEdge M820
Form Factor: Blade
CPU Name: Intel Xeon E5-4650L (2.60 GHz)
CPU Characteristics: 8 Core, 2.60 GHz
CPU Frequency (MHz): 2600
CPU(s) Enabled: 32 cores, 4 chips, 8 cores/chip
Hardware Threads: 64 (2 / core)
CPU(s) Orderable: 2,4 chips
Primary Cache: 32 KB I + 32 KB D on chip per core
Secondary Cache: 256 KB I+D on chip per chip
Tertiary Cache: 20 MB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 48
# and size of DIMM: 12 x 4096 MB
Memory Details: 4GB 2Rx8 PC3L-10600R ECC-9
Power Supply Quantity and Rating (W): None
Power Supply Details: Shared
Disk Drive: 1 x 100 GB 2.5" SATA SSD, Dell P/N DYW42
Disk Controller: PERC H310
# and type of Network Interface Cards (NICs) Installed: 2 x onboard dual-port Intel X520-k
NICs Enabled in Firmware / OS / Connected: 4/4/1
Network Speed (Mbit): 1000
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software per Node
Power Management: Power Saver 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 2.6, JRE 1.7.0 Windows Server 2008 R2 amd64-64 20120322_106209 (JIT enabled, AOT enabled)
JVM Command-line Options: -Xaggressive -Xcompressedrefs -Xmn1100m -Xms1500m -Xmx1500m -XlockReservation -Xnoloa -XtlhPrefetch -Xlp -Xconcurrentlevel0
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): 1500
JVM Maximum Heap (MB): 1500
JVM Address Bits: 64
Boot Firmware Version: 1.0.3
Management Firmware Version: iDRAC7 1.20.20 Build 24
Workload Version: SSJ 1.2.9
Director Location: Controller
Other Software: IBM SDK Java Technology Edition Version 7.0 for Windows x64
Boot Firmware Settings
  • Adjacent Cache Line Prefetch disabled.
  • Hardware Prefetcher Disabled.
  • DCU Streamer Prefetcher disabled.
  • User Accessible USB Ports set to Disabled.
  • CPU Power management set to System DBPM (DAPC).
  • Memory Speed set to 1067MHz.
  • Turbo Boost Disabled.
  • C1E Enabled.
  • C States enabled
  • QPI speed set to 6.4 GT/s.
  • Memory Patrol Scrub disabled.
  • Memory refresh rate set to 1x.
  • Memory Operating Voltage set to Auto.
    • Management Firmware Settings
    none
    System Under Test Notes
    Controller System
    Hardware
    Hardware Vendor: Dell Inc.
    Model: R410
    CPU Description: Xeon 5620
    Memory amount (GB): 64
    Software
    Operating System (OS): Microsoft Windows Server 2008 Enterprise R2 SP1
    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 jvmwa6460sr5-20090519_35743 (JIT enabled, AOT enabled)
    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 2
    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 1 and 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% 3,997 20.7
    90% 3,704 20.8
    80% 3,173 20.7
    70% 2,691 20.6
    60% 2,321 20.6
    50% 2,035 20.6
    40% 1,839 20.5
    30% 1,582 20.5
    20% 1,399 20.4
    10% 1,230 20.4
    Active Idle 832 20.4
    Line Standard Minimum Temperature (°C) Elevation (m)
    208V / 60 Hz / 1 phase / 2 wires 20.4 255
    See the Power/Temperature Details Report for additional details.
    Aggregate Performance Data
    Target Load Actual Load ssj_ops
    Target Actual
    Calibration 1     21,283,808
    Calibration 2     21,902,945
    Calibration 3     21,897,411
    ssj_ops@calibrated=21,900,178
    100% 99.8% 21,900,178 21,852,947
    90% 89.9% 19,710,161 19,695,435
    80% 80.0% 17,520,143 17,524,922
    70% 70.0% 15,330,125 15,323,429
    60% 60.0% 13,140,107 13,137,969
    50% 50.0% 10,950,089 10,946,379
    40% 40.0% 8,760,071 8,751,124
    30% 30.0% 6,570,054 6,573,522
    20% 20.0% 4,380,036 4,379,305
    10% 10.0% 2,190,018 2,190,946
    Active Idle   0 0
    Graph of results
    See the Aggregate Performance Report for additional details.