Compal Electronics, Inc. SR224-2A ssj_ops@100% = 297,414
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     299,549
Calibration 2     299,139
Calibration 3     298,387
ssj_ops@calibrated=298,763
100% 99.5% 298,763 297,414
90% 90.0% 268,887 269,017
80% 80.1% 239,010 239,381
70% 69.9% 209,134 208,769
60% 60.4% 179,258 180,414
50% 50.2% 149,382 149,894
40% 40.0% 119,505 119,637
30% 29.7% 89,629 88,756
20% 20.0% 59,753 59,812
10% 9.9% 29,876 29,457
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 21,794,451 2,034
Payment 21,794,447
Order Status 2,179,447
Delivery 2,179,444
Stock Level 2,179,446
Customer Report 21,794,442
Calibration 2 New Order 21,758,144 2,034
Payment 21,758,147
Order Status 2,175,815
Delivery 2,175,815
Stock Level 2,175,816
Customer Report 21,758,146
Calibration 3 New Order 21,712,179 2,034
Payment 21,712,180
Order Status 2,171,217
Delivery 2,171,216
Stock Level 2,171,218
Customer Report 21,712,176
100% 99.5% New Order 21,635,862 2,034
Payment 21,635,860
Order Status 2,163,587
Delivery 2,163,584
Stock Level 2,163,587
Customer Report 21,635,854
90% 90.0% New Order 19,569,868 2,034
Payment 19,569,865
Order Status 1,956,986
Delivery 1,956,987
Stock Level 1,956,987
Customer Report 19,569,866
80% 80.1% New Order 17,410,608 2,034
Payment 17,410,612
Order Status 1,741,063
Delivery 1,741,061
Stock Level 1,741,060
Customer Report 17,410,609
70% 69.9% New Order 15,183,536 2,034
Payment 15,183,538
Order Status 1,518,355
Delivery 1,518,353
Stock Level 1,518,354
Customer Report 15,183,535
60% 60.4% New Order 13,121,591 2,034
Payment 13,121,586
Order Status 1,312,159
Delivery 1,312,161
Stock Level 1,312,158
Customer Report 13,121,591
50% 50.2% New Order 10,901,596 2,034
Payment 10,901,594
Order Status 1,090,160
Delivery 1,090,160
Stock Level 1,090,159
Customer Report 10,901,599
40% 40.0% New Order 8,701,413 2,034
Payment 8,701,414
Order Status 870,142
Delivery 870,140
Stock Level 870,141
Customer Report 8,701,410
30% 29.7% New Order 6,455,277 2,034
Payment 6,455,285
Order Status 645,529
Delivery 645,529
Stock Level 645,530
Customer Report 6,455,278
20% 20.0% New Order 4,350,002 2,034
Payment 4,349,999
Order Status 435,000
Delivery 435,001
Stock Level 435,001
Customer Report 4,349,999
10% 9.9% New Order 2,142,424 2,034
Payment 2,142,422
Order Status 214,242
Delivery 214,243
Stock Level 214,244
Customer Report 2,142,425
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0