Compal Electronics, Inc. SR224-2A ssj_ops@100% = 300,268
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     302,725
Calibration 2     300,599
Calibration 3     302,808
ssj_ops@calibrated=301,704
100% 99.5% 301,704 300,268
90% 89.7% 271,533 270,556
80% 79.8% 241,363 240,716
70% 69.6% 211,192 210,047
60% 59.7% 181,022 180,130
50% 49.9% 150,852 150,512
40% 40.0% 120,681 120,806
30% 30.1% 90,511 90,691
20% 20.1% 60,341 60,780
10% 10.0% 30,170 30,190
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 22,025,795 2,034
Payment 22,025,788
Order Status 2,202,581
Delivery 2,202,579
Stock Level 2,202,580
Customer Report 22,025,790
Calibration 2 New Order 21,870,623 2,034
Payment 21,870,626
Order Status 2,187,061
Delivery 2,187,063
Stock Level 2,187,065
Customer Report 21,870,622
Calibration 3 New Order 22,023,523 2,034
Payment 22,023,523
Order Status 2,202,355
Delivery 2,202,355
Stock Level 2,202,355
Customer Report 22,023,522
100% 99.5% New Order 21,844,867 2,034
Payment 21,844,867
Order Status 2,184,487
Delivery 2,184,486
Stock Level 2,184,486
Customer Report 21,844,862
90% 89.7% New Order 19,677,658 2,034
Payment 19,677,658
Order Status 1,967,768
Delivery 1,967,765
Stock Level 1,967,765
Customer Report 19,677,665
80% 79.8% New Order 17,507,068 2,034
Payment 17,507,053
Order Status 1,750,706
Delivery 1,750,706
Stock Level 1,750,707
Customer Report 17,507,059
70% 69.6% New Order 15,277,829 2,034
Payment 15,277,825
Order Status 1,527,784
Delivery 1,527,782
Stock Level 1,527,782
Customer Report 15,277,827
60% 59.7% New Order 13,100,901 2,034
Payment 13,100,902
Order Status 1,310,092
Delivery 1,310,092
Stock Level 1,310,090
Customer Report 13,100,895
50% 49.9% New Order 10,946,567 2,034
Payment 10,946,562
Order Status 1,094,658
Delivery 1,094,656
Stock Level 1,094,657
Customer Report 10,946,558
40% 40.0% New Order 8,786,116 2,034
Payment 8,786,117
Order Status 878,611
Delivery 878,610
Stock Level 878,609
Customer Report 8,786,119
30% 30.1% New Order 6,596,007 2,034
Payment 6,596,006
Order Status 659,601
Delivery 659,602
Stock Level 659,603
Customer Report 6,596,003
20% 20.1% New Order 4,420,477 2,034
Payment 4,420,474
Order Status 442,048
Delivery 442,048
Stock Level 442,049
Customer Report 4,420,484
10% 10.0% New Order 2,195,759 2,034
Payment 2,195,757
Order Status 219,575
Delivery 219,576
Stock Level 219,574
Customer Report 2,195,759
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0