Compal Electronics, Inc. SR224-2A ssj_ops@100% = 297,641
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     299,293
Calibration 2     297,837
Calibration 3     297,937
ssj_ops@calibrated=297,887
100% 99.9% 297,887 297,641
90% 90.3% 268,099 268,949
80% 80.3% 238,310 239,294
70% 69.4% 208,521 206,734
60% 60.3% 178,732 179,538
50% 49.8% 148,944 148,228
40% 40.3% 119,155 120,021
30% 29.8% 89,366 88,765
20% 20.2% 59,577 60,115
10% 10.0% 29,789 29,696
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 21,775,713 2,034
Payment 21,775,715
Order Status 2,177,571
Delivery 2,177,570
Stock Level 2,177,572
Customer Report 21,775,715
Calibration 2 New Order 21,663,273 2,034
Payment 21,663,277
Order Status 2,166,326
Delivery 2,166,327
Stock Level 2,166,328
Customer Report 21,663,274
Calibration 3 New Order 21,682,459 2,034
Payment 21,682,453
Order Status 2,168,246
Delivery 2,168,245
Stock Level 2,168,245
Customer Report 21,682,455
100% 99.9% New Order 21,649,092 2,034
Payment 21,649,091
Order Status 2,164,909
Delivery 2,164,911
Stock Level 2,164,910
Customer Report 21,649,094
90% 90.3% New Order 19,561,997 2,034
Payment 19,562,003
Order Status 1,956,200
Delivery 1,956,200
Stock Level 1,956,201
Customer Report 19,561,997
80% 80.3% New Order 17,415,638 2,034
Payment 17,415,637
Order Status 1,741,563
Delivery 1,741,565
Stock Level 1,741,564
Customer Report 17,415,641
70% 69.4% New Order 15,038,544 2,034
Payment 15,038,553
Order Status 1,503,853
Delivery 1,503,853
Stock Level 1,503,855
Customer Report 15,038,542
60% 60.3% New Order 13,057,887 2,034
Payment 13,057,893
Order Status 1,305,789
Delivery 1,305,789
Stock Level 1,305,789
Customer Report 13,057,888
50% 49.8% New Order 10,780,332 2,034
Payment 10,780,338
Order Status 1,078,031
Delivery 1,078,034
Stock Level 1,078,035
Customer Report 10,780,331
40% 40.3% New Order 8,728,992 2,034
Payment 8,728,987
Order Status 872,897
Delivery 872,897
Stock Level 872,900
Customer Report 8,728,997
30% 29.8% New Order 6,456,176 2,034
Payment 6,456,179
Order Status 645,619
Delivery 645,618
Stock Level 645,617
Customer Report 6,456,181
20% 20.2% New Order 4,372,122 2,034
Payment 4,372,119
Order Status 437,214
Delivery 437,209
Stock Level 437,213
Customer Report 4,372,123
10% 10.0% New Order 2,159,699 2,034
Payment 2,159,697
Order Status 215,969
Delivery 215,970
Stock Level 215,968
Customer Report 2,159,697
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0