Compal Electronics, Inc. SR224-2A ssj_ops@100% = 301,079
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     305,524
Calibration 2     301,941
Calibration 3     302,995
ssj_ops@calibrated=302,468
100% 99.5% 302,468 301,079
90% 90.6% 272,221 273,923
80% 80.2% 241,974 242,577
70% 70.4% 211,728 212,967
60% 60.0% 181,481 181,625
50% 50.0% 151,234 151,229
40% 40.2% 120,987 121,508
30% 30.0% 90,740 90,653
20% 20.2% 60,494 60,962
10% 9.9% 30,247 29,938
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 22,236,735 2,034
Payment 22,236,728
Order Status 2,223,672
Delivery 2,223,675
Stock Level 2,223,673
Customer Report 22,236,729
Calibration 2 New Order 21,968,739 2,034
Payment 21,968,742
Order Status 2,196,874
Delivery 2,196,874
Stock Level 2,196,875
Customer Report 21,968,744
Calibration 3 New Order 22,052,003 2,034
Payment 22,051,998
Order Status 2,205,198
Delivery 2,205,200
Stock Level 2,205,198
Customer Report 22,051,992
100% 99.5% New Order 21,905,449 2,034
Payment 21,905,456
Order Status 2,190,544
Delivery 2,190,547
Stock Level 2,190,545
Customer Report 21,905,447
90% 90.6% New Order 19,922,826 2,034
Payment 19,922,820
Order Status 1,992,282
Delivery 1,992,284
Stock Level 1,992,283
Customer Report 19,922,824
80% 80.2% New Order 17,642,024 2,034
Payment 17,642,018
Order Status 1,764,201
Delivery 1,764,201
Stock Level 1,764,202
Customer Report 17,642,018
70% 70.4% New Order 15,488,759 2,034
Payment 15,488,759
Order Status 1,548,875
Delivery 1,548,876
Stock Level 1,548,876
Customer Report 15,488,753
60% 60.0% New Order 13,209,561 2,034
Payment 13,209,559
Order Status 1,320,958
Delivery 1,320,957
Stock Level 1,320,953
Customer Report 13,209,558
50% 50.0% New Order 10,999,027 2,034
Payment 10,999,024
Order Status 1,099,905
Delivery 1,099,902
Stock Level 1,099,902
Customer Report 10,999,019
40% 40.2% New Order 8,836,936 2,034
Payment 8,836,939
Order Status 883,691
Delivery 883,694
Stock Level 883,694
Customer Report 8,836,935
30% 30.0% New Order 6,593,274 2,034
Payment 6,593,274
Order Status 659,327
Delivery 659,328
Stock Level 659,328
Customer Report 6,593,278
20% 20.2% New Order 4,433,662 2,034
Payment 4,433,662
Order Status 443,367
Delivery 443,365
Stock Level 443,365
Customer Report 4,433,665
10% 9.9% New Order 2,177,386 2,034
Payment 2,177,381
Order Status 217,738
Delivery 217,737
Stock Level 217,738
Customer Report 2,177,378
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0