Compal Electronics, Inc. SR224-2A ssj_ops@100% = 300,430
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     301,144
Calibration 2     301,046
Calibration 3     300,966
ssj_ops@calibrated=301,006
100% 99.8% 301,006 300,430
90% 90.2% 270,905 271,357
80% 80.4% 240,805 242,044
70% 69.6% 210,704 209,512
60% 60.3% 180,604 181,403
50% 50.0% 150,503 150,431
40% 39.9% 120,402 120,142
30% 29.9% 90,302 89,982
20% 19.9% 60,201 59,990
10% 9.9% 30,101 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 21,922,190 2,034
Payment 21,922,188
Order Status 2,192,219
Delivery 2,192,220
Stock Level 2,192,220
Customer Report 21,922,192
Calibration 2 New Order 21,900,959 2,034
Payment 21,900,963
Order Status 2,190,096
Delivery 2,190,096
Stock Level 2,190,095
Customer Report 21,900,963
Calibration 3 New Order 21,890,609 2,034
Payment 21,890,608
Order Status 2,189,061
Delivery 2,189,062
Stock Level 2,189,061
Customer Report 21,890,612
100% 99.8% New Order 21,862,376 2,034
Payment 21,862,374
Order Status 2,186,237
Delivery 2,186,238
Stock Level 2,186,235
Customer Report 21,862,372
90% 90.2% New Order 19,736,100 2,034
Payment 19,736,102
Order Status 1,973,612
Delivery 1,973,610
Stock Level 1,973,611
Customer Report 19,736,107
80% 80.4% New Order 17,603,665 2,034
Payment 17,603,669
Order Status 1,760,365
Delivery 1,760,364
Stock Level 1,760,368
Customer Report 17,603,669
70% 69.6% New Order 15,237,444 2,034
Payment 15,237,450
Order Status 1,523,745
Delivery 1,523,744
Stock Level 1,523,745
Customer Report 15,237,450
60% 60.3% New Order 13,193,353 2,034
Payment 13,193,352
Order Status 1,319,338
Delivery 1,319,334
Stock Level 1,319,336
Customer Report 13,193,359
50% 50.0% New Order 10,941,033 2,034
Payment 10,941,034
Order Status 1,094,104
Delivery 1,094,104
Stock Level 1,094,104
Customer Report 10,941,030
40% 39.9% New Order 8,738,160 2,034
Payment 8,738,163
Order Status 873,816
Delivery 873,815
Stock Level 873,817
Customer Report 8,738,157
30% 29.9% New Order 6,544,371 2,034
Payment 6,544,376
Order Status 654,436
Delivery 654,439
Stock Level 654,438
Customer Report 6,544,385
20% 19.9% New Order 4,363,069 2,034
Payment 4,363,068
Order Status 436,306
Delivery 436,306
Stock Level 436,305
Customer Report 4,363,078
10% 9.9% New Order 2,173,337 2,034
Payment 2,173,336
Order Status 217,333
Delivery 217,333
Stock Level 217,333
Customer Report 2,173,328
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0