Compal Electronics, Inc. SR224-2A ssj_ops@100% = 300,693
Test Sponsor: Compal Electronics, Inc. SPEC License #: 6857 Test Method: Single Node
Tested By: Compal Electronics, Inc. Test Location: Neihu Dist, Taipei City, Taiwan (R.O.C.) Test Date: Jan 20, 2026
Hardware Availability: Mar-2025 Software Availability: Nov-2025 Publication: Mar 9, 2026
System Source: Single Supplier System Designation: Server Power Provisioning: Line-powered
Benchmark Results Summary
Target Load Actual Load ssj_ops
Target Actual
Calibration 1     304,166
Calibration 2     302,072
Calibration 3     303,724
ssj_ops@calibrated=302,898
100% 99.3% 302,898 300,693
90% 90.0% 272,608 272,732
80% 79.6% 242,318 241,026
70% 70.1% 212,029 212,218
60% 60.0% 181,739 181,790
50% 50.0% 151,449 151,299
40% 40.1% 121,159 121,561
30% 30.0% 90,869 91,010
20% 19.8% 60,580 60,087
10% 9.9% 30,290 30,103
Active Idle   0 0
Graph of results
System Under Test
Set: 'sut'
Set Identifier: sut
Set Description: System Under Test
# of Identical Nodes: 1
Comment: SUT
Hardware
Hardware Vendor: Compal Electronics, Inc.
Model: SR224-2A
Form Factor: 2U
CPU Name: AMD EPYC 9755 2.7 GHz
CPU Characteristics: 128 core, 2.7GHz, 512MB L3 Cache
CPU Frequency (MHz): 2700
CPU(s) Enabled: 256 cores, 2 chips, 128 cores/chip
Hardware Threads: 512 (2 / core)
CPU(s) Orderable: 1,2 chips
Primary Cache: 32 KB I + 48 KB D on chip per core
Secondary Cache: 1 MB I+D on chip per core
Tertiary Cache: 512 MB I+D on chip per chip, 32 MB shared/8 cores
Other Cache: None
Memory Amount (GB): 384
# and size of DIMM: 24 x 16384 MB
Memory Details: [16GB 1Rx8 PC5-4800; slots A0, B0, C0, D0, E0, F0, G0 ,H0 ,I0 ,J0 ,K0 ,L0 populated]
Power Supply Quantity and Rating (W): 1 x 1300
Power Supply Details: Acbel R1CA2132A-T00A
Disk Drive: 1 x 1TB M.2 NVMe Express SSD
Disk Controller: Integrated PCIe controller
# and type of Network Interface Cards (NICs) Installed: 1 x OCP i350 4-port
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
Power Management: Preferred plans in OS: Power Saver (see SUT Notes)
Operating System (OS): Microsoft Windows Server 2022 Datacenter Evaluation
OS Version: Version 21H2 (OS Build 20348.3807)
Filesystem: NTFS
JVM Vendor: Oracle
JVM Version: "17.0.12" 2024-07-16 LTS Java(TM) SE Runtime Environment (build 17.0.12+8-LTS-286) Java HotSpot(TM) 64-Bit Server VM (build 17.0.12+8-LTS-286, mixed mode, sharing)
JVM Command-line Options: -server -Xms2048m -Xmx2048m -Xmn1900m -XX:+UseParallelGC -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:+UseBiasedLocking -XX:InlineSmallCode=3900 -XX:UseAVX=0 -XX:AutoBoxCacheMax=20000 -XX:+OptimizeFill -XX:+AggressiveHeap -XX:FreqInlineSize=2500 -XX:AllocatePrefetchDistance=256 -XX:AllocatePrefetchLines=8
JVM Affinity: start /NODE [0-31] /AFFINITY [0xF,0xF0,0xF00,0xF000]
JVM Instances: 128
JVM Initial Heap (MB): 2048
JVM Maximum Heap (MB): 2048
JVM Address Bits: 64
Boot Firmware Version: 10.27.0
Management Firmware Version: 1.41.0
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
none
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 22,127,247 2,034
Payment 22,127,249
Order Status 2,212,724
Delivery 2,212,727
Stock Level 2,212,723
Customer Report 22,127,247
Calibration 2 New Order 21,977,171 2,034
Payment 21,977,174
Order Status 2,197,719
Delivery 2,197,717
Stock Level 2,197,719
Customer Report 21,977,171
Calibration 3 New Order 22,095,592 2,034
Payment 22,095,594
Order Status 2,209,559
Delivery 2,209,559
Stock Level 2,209,559
Customer Report 22,095,592
100% 99.3% New Order 21,872,668 2,034
Payment 21,872,661
Order Status 2,187,267
Delivery 2,187,266
Stock Level 2,187,267
Customer Report 21,872,664
90% 90.0% New Order 19,838,488 2,034
Payment 19,838,488
Order Status 1,983,847
Delivery 1,983,848
Stock Level 1,983,849
Customer Report 19,838,484
80% 79.6% New Order 17,529,900 2,034
Payment 17,529,910
Order Status 1,752,991
Delivery 1,752,990
Stock Level 1,752,991
Customer Report 17,529,906
70% 70.1% New Order 15,434,448 2,034
Payment 15,434,444
Order Status 1,543,444
Delivery 1,543,444
Stock Level 1,543,445
Customer Report 15,434,444
60% 60.0% New Order 13,221,329 2,034
Payment 13,221,319
Order Status 1,322,134
Delivery 1,322,132
Stock Level 1,322,133
Customer Report 13,221,323
50% 50.0% New Order 11,004,080 2,034
Payment 11,004,080
Order Status 1,100,410
Delivery 1,100,410
Stock Level 1,100,409
Customer Report 11,004,077
40% 40.1% New Order 8,841,370 2,034
Payment 8,841,368
Order Status 884,136
Delivery 884,135
Stock Level 884,138
Customer Report 8,841,362
30% 30.0% New Order 6,619,180 2,034
Payment 6,619,174
Order Status 661,918
Delivery 661,919
Stock Level 661,917
Customer Report 6,619,180
20% 19.8% New Order 4,370,003 2,034
Payment 4,369,996
Order Status 437,001
Delivery 436,997
Stock Level 437,001
Customer Report 4,370,002
10% 9.9% New Order 2,189,392 2,034
Payment 2,189,394
Order Status 218,940
Delivery 218,939
Stock Level 218,941
Customer Report 2,189,394
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0