Compal Electronics, Inc. SR224-2A ssj_ops@100% = 298,998
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     300,996
Calibration 2     300,914
Calibration 3     299,921
ssj_ops@calibrated=300,417
100% 99.5% 300,417 298,998
90% 89.4% 270,375 268,700
80% 80.1% 240,334 240,592
70% 70.0% 210,292 210,259
60% 60.3% 180,250 181,170
50% 50.0% 150,209 150,075
40% 40.0% 120,167 120,169
30% 30.1% 90,125 90,295
20% 20.0% 60,083 60,009
10% 9.9% 30,042 29,791
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 21,910,530 2,034
Payment 21,910,534
Order Status 2,191,056
Delivery 2,191,054
Stock Level 2,191,055
Customer Report 21,910,535
Calibration 2 New Order 21,885,181 2,034
Payment 21,885,183
Order Status 2,188,516
Delivery 2,188,518
Stock Level 2,188,519
Customer Report 21,885,175
Calibration 3 New Order 21,822,549 2,034
Payment 21,822,552
Order Status 2,182,255
Delivery 2,182,256
Stock Level 2,182,256
Customer Report 21,822,543
100% 99.5% New Order 21,750,265 2,034
Payment 21,750,257
Order Status 2,175,027
Delivery 2,175,027
Stock Level 2,175,026
Customer Report 21,750,259
90% 89.4% New Order 19,542,132 2,034
Payment 19,542,133
Order Status 1,954,214
Delivery 1,954,216
Stock Level 1,954,213
Customer Report 19,542,135
80% 80.1% New Order 17,498,436 2,034
Payment 17,498,443
Order Status 1,749,844
Delivery 1,749,845
Stock Level 1,749,842
Customer Report 17,498,436
70% 70.0% New Order 15,292,240 2,034
Payment 15,292,244
Order Status 1,529,224
Delivery 1,529,223
Stock Level 1,529,224
Customer Report 15,292,237
60% 60.3% New Order 13,176,634 2,034
Payment 13,176,636
Order Status 1,317,663
Delivery 1,317,664
Stock Level 1,317,665
Customer Report 13,176,637
50% 50.0% New Order 10,914,722 2,034
Payment 10,914,717
Order Status 1,091,470
Delivery 1,091,471
Stock Level 1,091,470
Customer Report 10,914,719
40% 40.0% New Order 8,740,000 2,034
Payment 8,740,002
Order Status 874,000
Delivery 874,000
Stock Level 874,001
Customer Report 8,740,000
30% 30.1% New Order 6,567,031 2,034
Payment 6,567,028
Order Status 656,706
Delivery 656,704
Stock Level 656,705
Customer Report 6,567,025
20% 20.0% New Order 4,364,416 2,034
Payment 4,364,413
Order Status 436,440
Delivery 436,443
Stock Level 436,440
Customer Report 4,364,413
10% 9.9% New Order 2,166,666 2,034
Payment 2,166,672
Order Status 216,667
Delivery 216,668
Stock Level 216,666
Customer Report 2,166,661
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0