Compal Electronics, Inc. SR224-2A ssj_ops@100% = 297,568
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     300,324
Calibration 2     297,561
Calibration 3     298,429
ssj_ops@calibrated=297,995
100% 99.9% 297,995 297,568
90% 89.8% 268,196 267,620
80% 79.9% 238,396 238,002
70% 69.8% 208,597 207,948
60% 59.8% 178,797 178,172
50% 49.9% 148,998 148,785
40% 40.1% 119,198 119,634
30% 30.2% 89,399 90,130
20% 20.1% 59,599 59,777
10% 9.9% 29,800 29,583
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 21,845,918 2,034
Payment 21,845,916
Order Status 2,184,592
Delivery 2,184,593
Stock Level 2,184,591
Customer Report 21,845,919
Calibration 2 New Order 21,647,678 2,034
Payment 21,647,673
Order Status 2,164,768
Delivery 2,164,767
Stock Level 2,164,769
Customer Report 21,647,668
Calibration 3 New Order 21,707,647 2,034
Payment 21,707,641
Order Status 2,170,762
Delivery 2,170,763
Stock Level 2,170,763
Customer Report 21,707,641
100% 99.9% New Order 21,652,861 2,034
Payment 21,652,856
Order Status 2,165,286
Delivery 2,165,286
Stock Level 2,165,286
Customer Report 21,652,856
90% 89.8% New Order 19,464,516 2,034
Payment 19,464,513
Order Status 1,946,451
Delivery 1,946,451
Stock Level 1,946,450
Customer Report 19,464,508
80% 79.9% New Order 17,331,631 2,034
Payment 17,331,631
Order Status 1,733,165
Delivery 1,733,164
Stock Level 1,733,163
Customer Report 17,331,634
70% 69.8% New Order 15,124,416 2,034
Payment 15,124,409
Order Status 1,512,441
Delivery 1,512,443
Stock Level 1,512,443
Customer Report 15,124,410
60% 59.8% New Order 12,961,271 2,034
Payment 12,961,273
Order Status 1,296,128
Delivery 1,296,128
Stock Level 1,296,127
Customer Report 12,961,274
50% 49.9% New Order 10,822,324 2,034
Payment 10,822,320
Order Status 1,082,233
Delivery 1,082,234
Stock Level 1,082,233
Customer Report 10,822,329
40% 40.1% New Order 8,700,753 2,034
Payment 8,700,751
Order Status 870,077
Delivery 870,078
Stock Level 870,076
Customer Report 8,700,756
30% 30.2% New Order 6,555,076 2,034
Payment 6,555,081
Order Status 655,508
Delivery 655,506
Stock Level 655,509
Customer Report 6,555,086
20% 20.1% New Order 4,347,574 2,034
Payment 4,347,576
Order Status 434,758
Delivery 434,758
Stock Level 434,757
Customer Report 4,347,568
10% 9.9% New Order 2,151,518 2,034
Payment 2,151,511
Order Status 215,153
Delivery 215,151
Stock Level 215,152
Customer Report 2,151,516
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0