Compal Electronics, Inc. SR224-2A ssj_ops@100% = 302,618
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     300,778
Calibration 2     302,562
Calibration 3     303,066
ssj_ops@calibrated=302,814
100% 99.9% 302,814 302,618
90% 90.4% 272,533 273,861
80% 79.7% 242,251 241,347
70% 69.7% 211,970 211,087
60% 60.4% 181,688 182,818
50% 50.1% 151,407 151,713
40% 40.0% 121,126 121,150
30% 30.0% 90,844 90,729
20% 20.0% 60,563 60,572
10% 10.2% 30,281 30,913
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 21,893,185 2,034
Payment 21,893,187
Order Status 2,189,317
Delivery 2,189,316
Stock Level 2,189,319
Customer Report 21,893,183
Calibration 2 New Order 22,014,411 2,034
Payment 22,014,423
Order Status 2,201,442
Delivery 2,201,442
Stock Level 2,201,442
Customer Report 22,014,421
Calibration 3 New Order 22,042,062 2,034
Payment 22,042,059
Order Status 2,204,205
Delivery 2,204,205
Stock Level 2,204,205
Customer Report 22,042,060
100% 99.9% New Order 22,015,895 2,034
Payment 22,015,900
Order Status 2,201,590
Delivery 2,201,589
Stock Level 2,201,591
Customer Report 22,015,893
90% 90.4% New Order 19,918,819 2,034
Payment 19,918,817
Order Status 1,991,881
Delivery 1,991,883
Stock Level 1,991,882
Customer Report 19,918,817
80% 79.7% New Order 17,553,784 2,034
Payment 17,553,795
Order Status 1,755,379
Delivery 1,755,379
Stock Level 1,755,381
Customer Report 17,553,784
70% 69.7% New Order 15,353,121 2,034
Payment 15,353,128
Order Status 1,535,312
Delivery 1,535,311
Stock Level 1,535,312
Customer Report 15,353,128
60% 60.4% New Order 13,296,482 2,034
Payment 13,296,481
Order Status 1,329,646
Delivery 1,329,647
Stock Level 1,329,648
Customer Report 13,296,478
50% 50.1% New Order 11,034,188 2,034
Payment 11,034,185
Order Status 1,103,417
Delivery 1,103,417
Stock Level 1,103,418
Customer Report 11,034,190
40% 40.0% New Order 8,811,001 2,034
Payment 8,811,004
Order Status 881,100
Delivery 881,098
Stock Level 881,101
Customer Report 8,810,997
30% 30.0% New Order 6,598,802 2,034
Payment 6,598,795
Order Status 659,879
Delivery 659,878
Stock Level 659,879
Customer Report 6,598,801
20% 20.0% New Order 4,405,264 2,034
Payment 4,405,261
Order Status 440,525
Delivery 440,526
Stock Level 440,526
Customer Report 4,405,258
10% 10.2% New Order 2,248,323 2,034
Payment 2,248,322
Order Status 224,834
Delivery 224,832
Stock Level 224,833
Customer Report 2,248,332
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0