Compal Electronics, Inc. SR224-2A ssj_ops@100% = 294,928
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     297,386
Calibration 2     296,270
Calibration 3     295,584
ssj_ops@calibrated=295,927
100% 99.7% 295,927 294,928
90% 90.2% 266,334 266,963
80% 79.8% 236,742 236,287
70% 69.9% 207,149 206,772
60% 60.4% 177,556 178,857
50% 50.0% 147,963 148,078
40% 39.9% 118,371 118,111
30% 30.1% 88,778 89,004
20% 19.8% 59,185 58,638
10% 10.1% 29,593 29,887
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 21,634,563 2,034
Payment 21,634,551
Order Status 2,163,458
Delivery 2,163,458
Stock Level 2,163,455
Customer Report 21,634,556
Calibration 2 New Order 21,557,673 2,034
Payment 21,557,679
Order Status 2,155,768
Delivery 2,155,767
Stock Level 2,155,769
Customer Report 21,557,680
Calibration 3 New Order 21,501,991 2,034
Payment 21,501,986
Order Status 2,150,198
Delivery 2,150,198
Stock Level 2,150,200
Customer Report 21,501,985
100% 99.7% New Order 21,462,915 2,034
Payment 21,462,918
Order Status 2,146,292
Delivery 2,146,290
Stock Level 2,146,293
Customer Report 21,462,921
90% 90.2% New Order 19,415,830 2,034
Payment 19,415,839
Order Status 1,941,584
Delivery 1,941,584
Stock Level 1,941,585
Customer Report 19,415,837
80% 79.8% New Order 17,184,961 2,034
Payment 17,184,964
Order Status 1,718,497
Delivery 1,718,499
Stock Level 1,718,494
Customer Report 17,184,963
70% 69.9% New Order 15,038,383 2,034
Payment 15,038,382
Order Status 1,503,839
Delivery 1,503,839
Stock Level 1,503,839
Customer Report 15,038,390
60% 60.4% New Order 13,007,873 2,034
Payment 13,007,876
Order Status 1,300,790
Delivery 1,300,789
Stock Level 1,300,791
Customer Report 13,007,881
50% 50.0% New Order 10,769,829 2,034
Payment 10,769,824
Order Status 1,076,986
Delivery 1,076,980
Stock Level 1,076,982
Customer Report 10,769,826
40% 39.9% New Order 8,589,978 2,034
Payment 8,589,988
Order Status 858,998
Delivery 859,000
Stock Level 858,998
Customer Report 8,589,977
30% 30.1% New Order 6,473,436 2,034
Payment 6,473,431
Order Status 647,344
Delivery 647,343
Stock Level 647,342
Customer Report 6,473,429
20% 19.8% New Order 4,264,736 2,034
Payment 4,264,730
Order Status 426,473
Delivery 426,475
Stock Level 426,474
Customer Report 4,264,730
10% 10.1% New Order 2,173,577 2,034
Payment 2,173,581
Order Status 217,360
Delivery 217,356
Stock Level 217,357
Customer Report 2,173,581
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0