Compal Electronics, Inc. SR224-2A ssj_ops@100% = 297,341
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     300,161
Calibration 2     298,242
Calibration 3     298,636
ssj_ops@calibrated=298,439
100% 99.6% 298,439 297,341
90% 89.4% 268,595 266,671
80% 80.1% 238,751 239,124
70% 69.1% 208,907 206,272
60% 60.6% 179,063 180,816
50% 49.5% 149,219 147,768
40% 39.9% 119,375 118,941
30% 30.2% 89,532 90,271
20% 20.3% 59,688 60,555
10% 10.0% 29,844 29,882
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 21,846,869 2,034
Payment 21,846,874
Order Status 2,184,686
Delivery 2,184,688
Stock Level 2,184,686
Customer Report 21,846,874
Calibration 2 New Order 21,697,221 2,034
Payment 21,697,222
Order Status 2,169,722
Delivery 2,169,721
Stock Level 2,169,722
Customer Report 21,697,223
Calibration 3 New Order 21,722,562 2,034
Payment 21,722,563
Order Status 2,172,256
Delivery 2,172,259
Stock Level 2,172,258
Customer Report 21,722,560
100% 99.6% New Order 21,627,908 2,034
Payment 21,627,908
Order Status 2,162,792
Delivery 2,162,790
Stock Level 2,162,791
Customer Report 21,627,909
90% 89.4% New Order 19,394,467 2,034
Payment 19,394,463
Order Status 1,939,447
Delivery 1,939,446
Stock Level 1,939,446
Customer Report 19,394,461
80% 80.1% New Order 17,395,306 2,034
Payment 17,395,306
Order Status 1,739,529
Delivery 1,739,529
Stock Level 1,739,531
Customer Report 17,395,306
70% 69.1% New Order 15,001,892 2,034
Payment 15,001,890
Order Status 1,500,188
Delivery 1,500,188
Stock Level 1,500,190
Customer Report 15,001,892
60% 60.6% New Order 13,150,532 2,034
Payment 13,150,531
Order Status 1,315,055
Delivery 1,315,054
Stock Level 1,315,054
Customer Report 13,150,534
50% 49.5% New Order 10,747,403 2,034
Payment 10,747,410
Order Status 1,074,740
Delivery 1,074,740
Stock Level 1,074,741
Customer Report 10,747,411
40% 39.9% New Order 8,650,603 2,034
Payment 8,650,606
Order Status 865,062
Delivery 865,062
Stock Level 865,062
Customer Report 8,650,606
30% 30.2% New Order 6,565,454 2,034
Payment 6,565,454
Order Status 656,544
Delivery 656,546
Stock Level 656,545
Customer Report 6,565,457
20% 20.3% New Order 4,404,240 2,034
Payment 4,404,239
Order Status 440,425
Delivery 440,423
Stock Level 440,424
Customer Report 4,404,250
10% 10.0% New Order 2,173,334 2,034
Payment 2,173,334
Order Status 217,334
Delivery 217,333
Stock Level 217,333
Customer Report 2,173,332
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0