Compal Electronics, Inc. SR224-2A ssj_ops@100% = 297,243
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     298,915
Calibration 2     299,900
Calibration 3     299,870
ssj_ops@calibrated=299,885
100% 99.1% 299,885 297,243
90% 90.5% 269,896 271,439
80% 79.9% 239,908 239,463
70% 69.9% 209,919 209,612
60% 60.3% 179,931 180,780
50% 50.0% 149,942 149,837
40% 39.9% 119,954 119,526
30% 29.9% 89,965 89,562
20% 20.0% 59,977 59,976
10% 10.1% 29,988 30,353
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 21,742,988 2,034
Payment 21,742,988
Order Status 2,174,299
Delivery 2,174,296
Stock Level 2,174,299
Customer Report 21,742,981
Calibration 2 New Order 21,813,532 2,034
Payment 21,813,536
Order Status 2,181,355
Delivery 2,181,355
Stock Level 2,181,354
Customer Report 21,813,542
Calibration 3 New Order 21,819,537 2,034
Payment 21,819,541
Order Status 2,181,952
Delivery 2,181,954
Stock Level 2,181,953
Customer Report 21,819,533
100% 99.1% New Order 21,624,954 2,034
Payment 21,624,953
Order Status 2,162,495
Delivery 2,162,496
Stock Level 2,162,496
Customer Report 21,624,955
90% 90.5% New Order 19,742,572 2,034
Payment 19,742,571
Order Status 1,974,256
Delivery 1,974,258
Stock Level 1,974,257
Customer Report 19,742,574
80% 79.9% New Order 17,416,216 2,034
Payment 17,416,217
Order Status 1,741,622
Delivery 1,741,622
Stock Level 1,741,623
Customer Report 17,416,217
70% 69.9% New Order 15,246,211 2,034
Payment 15,246,208
Order Status 1,524,619
Delivery 1,524,621
Stock Level 1,524,621
Customer Report 15,246,208
60% 60.3% New Order 13,148,359 2,034
Payment 13,148,348
Order Status 1,314,833
Delivery 1,314,835
Stock Level 1,314,836
Customer Report 13,148,360
50% 50.0% New Order 10,897,874 2,034
Payment 10,897,881
Order Status 1,089,789
Delivery 1,089,787
Stock Level 1,089,789
Customer Report 10,897,881
40% 39.9% New Order 8,693,246 2,034
Payment 8,693,238
Order Status 869,325
Delivery 869,324
Stock Level 869,324
Customer Report 8,693,246
30% 29.9% New Order 6,513,760 2,034
Payment 6,513,765
Order Status 651,378
Delivery 651,376
Stock Level 651,376
Customer Report 6,513,766
20% 20.0% New Order 4,362,119 2,034
Payment 4,362,122
Order Status 436,213
Delivery 436,213
Stock Level 436,212
Customer Report 4,362,122
10% 10.1% New Order 2,207,578 2,034
Payment 2,207,577
Order Status 220,758
Delivery 220,755
Stock Level 220,757
Customer Report 2,207,575
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0