Compal Electronics, Inc. SR224-2A ssj_ops@100% = 296,764
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     299,543
Calibration 2     298,518
Calibration 3     298,253
ssj_ops@calibrated=298,385
100% 99.5% 298,385 296,764
90% 90.4% 268,547 269,811
80% 79.9% 238,708 238,440
70% 69.9% 208,870 208,453
60% 60.6% 179,031 180,674
50% 49.7% 149,193 148,297
40% 40.2% 119,354 119,889
30% 29.8% 89,516 88,987
20% 20.1% 59,677 60,071
10% 10.1% 29,839 30,141
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 21,787,956 2,034
Payment 21,787,951
Order Status 2,178,795
Delivery 2,178,796
Stock Level 2,178,798
Customer Report 21,787,959
Calibration 2 New Order 21,724,060 2,034
Payment 21,724,060
Order Status 2,172,404
Delivery 2,172,407
Stock Level 2,172,404
Customer Report 21,724,061
Calibration 3 New Order 21,699,686 2,034
Payment 21,699,688
Order Status 2,169,967
Delivery 2,169,969
Stock Level 2,169,970
Customer Report 21,699,682
100% 99.5% New Order 21,595,695 2,034
Payment 21,595,699
Order Status 2,159,567
Delivery 2,159,573
Stock Level 2,159,570
Customer Report 21,595,701
90% 90.4% New Order 19,623,342 2,034
Payment 19,623,334
Order Status 1,962,334
Delivery 1,962,333
Stock Level 1,962,335
Customer Report 19,623,340
80% 79.9% New Order 17,341,196 2,034
Payment 17,341,195
Order Status 1,734,119
Delivery 1,734,120
Stock Level 1,734,119
Customer Report 17,341,196
70% 69.9% New Order 15,160,674 2,034
Payment 15,160,671
Order Status 1,516,066
Delivery 1,516,068
Stock Level 1,516,068
Customer Report 15,160,668
60% 60.6% New Order 13,140,558 2,034
Payment 13,140,554
Order Status 1,314,056
Delivery 1,314,056
Stock Level 1,314,057
Customer Report 13,140,561
50% 49.7% New Order 10,785,411 2,034
Payment 10,785,401
Order Status 1,078,539
Delivery 1,078,541
Stock Level 1,078,540
Customer Report 10,785,404
40% 40.2% New Order 8,719,355 2,034
Payment 8,719,354
Order Status 871,935
Delivery 871,936
Stock Level 871,937
Customer Report 8,719,357
30% 29.8% New Order 6,471,820 2,034
Payment 6,471,820
Order Status 647,182
Delivery 647,182
Stock Level 647,181
Customer Report 6,471,815
20% 20.1% New Order 4,368,988 2,034
Payment 4,368,988
Order Status 436,897
Delivery 436,898
Stock Level 436,900
Customer Report 4,368,979
10% 10.1% New Order 2,192,118 2,034
Payment 2,192,123
Order Status 219,211
Delivery 219,211
Stock Level 219,214
Customer Report 2,192,123
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0