Compal Electronics, Inc. SR224-2A ssj_ops@100% = 282,298
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     292,505
Calibration 2     283,756
Calibration 3     284,032
ssj_ops@calibrated=283,894
100% 99.4% 283,894 282,298
90% 90.3% 255,504 256,392
80% 80.5% 227,115 228,563
70% 70.1% 198,726 198,965
60% 60.1% 170,336 170,734
50% 49.9% 141,947 141,695
40% 40.0% 113,557 113,532
30% 29.9% 85,168 84,965
20% 19.9% 56,779 56,626
10% 10.1% 28,389 28,628
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 21,279,448 2,034
Payment 21,279,444
Order Status 2,127,945
Delivery 2,127,947
Stock Level 2,127,944
Customer Report 21,279,445
Calibration 2 New Order 20,638,506 2,034
Payment 20,638,506
Order Status 2,063,850
Delivery 2,063,850
Stock Level 2,063,850
Customer Report 20,638,502
Calibration 3 New Order 20,660,254 2,034
Payment 20,660,254
Order Status 2,066,025
Delivery 2,066,027
Stock Level 2,066,026
Customer Report 20,660,251
100% 99.4% New Order 20,533,708 2,034
Payment 20,533,713
Order Status 2,053,371
Delivery 2,053,373
Stock Level 2,053,372
Customer Report 20,533,705
90% 90.3% New Order 18,647,159 2,034
Payment 18,647,158
Order Status 1,864,717
Delivery 1,864,717
Stock Level 1,864,715
Customer Report 18,647,167
80% 80.5% New Order 16,625,915 2,034
Payment 16,625,916
Order Status 1,662,593
Delivery 1,662,591
Stock Level 1,662,592
Customer Report 16,625,922
70% 70.1% New Order 14,471,727 2,034
Payment 14,471,732
Order Status 1,447,175
Delivery 1,447,172
Stock Level 1,447,174
Customer Report 14,471,733
60% 60.1% New Order 12,417,087 2,034
Payment 12,417,089
Order Status 1,241,709
Delivery 1,241,709
Stock Level 1,241,710
Customer Report 12,417,084
50% 49.9% New Order 10,305,504 2,034
Payment 10,305,507
Order Status 1,030,553
Delivery 1,030,548
Stock Level 1,030,550
Customer Report 10,305,508
40% 40.0% New Order 8,256,939 2,034
Payment 8,256,939
Order Status 825,691
Delivery 825,693
Stock Level 825,693
Customer Report 8,256,937
30% 29.9% New Order 6,179,380 2,034
Payment 6,179,381
Order Status 617,939
Delivery 617,941
Stock Level 617,938
Customer Report 6,179,388
20% 19.9% New Order 4,118,278 2,034
Payment 4,118,276
Order Status 411,829
Delivery 411,829
Stock Level 411,827
Customer Report 4,118,281
10% 10.1% New Order 2,082,125 2,034
Payment 2,082,120
Order Status 208,212
Delivery 208,213
Stock Level 208,212
Customer Report 2,082,118
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0