Compal Electronics, Inc. SR224-2A ssj_ops@100% = 300,515
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     302,302
Calibration 2     301,281
Calibration 3     302,388
ssj_ops@calibrated=301,834
100% 99.6% 301,834 300,515
90% 90.2% 271,651 272,176
80% 79.9% 241,467 241,126
70% 69.8% 211,284 210,811
60% 60.0% 181,101 180,977
50% 49.8% 150,917 150,304
40% 40.1% 120,734 120,933
30% 30.1% 90,550 90,906
20% 20.0% 60,367 60,228
10% 9.9% 30,183 30,031
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 21,994,114 2,034
Payment 21,994,109
Order Status 2,199,411
Delivery 2,199,410
Stock Level 2,199,411
Customer Report 21,994,107
Calibration 2 New Order 21,918,194 2,034
Payment 21,918,198
Order Status 2,191,820
Delivery 2,191,820
Stock Level 2,191,820
Customer Report 21,918,203
Calibration 3 New Order 21,996,877 2,034
Payment 21,996,882
Order Status 2,199,690
Delivery 2,199,690
Stock Level 2,199,687
Customer Report 21,996,882
100% 99.6% New Order 21,860,673 2,034
Payment 21,860,673
Order Status 2,186,066
Delivery 2,186,068
Stock Level 2,186,069
Customer Report 21,860,665
90% 90.2% New Order 19,795,226 2,034
Payment 19,795,225
Order Status 1,979,523
Delivery 1,979,518
Stock Level 1,979,522
Customer Report 19,795,225
80% 79.9% New Order 17,536,568 2,034
Payment 17,536,565
Order Status 1,753,655
Delivery 1,753,658
Stock Level 1,753,658
Customer Report 17,536,572
70% 69.8% New Order 15,332,522 2,034
Payment 15,332,528
Order Status 1,533,254
Delivery 1,533,254
Stock Level 1,533,252
Customer Report 15,332,520
60% 60.0% New Order 13,162,595 2,034
Payment 13,162,585
Order Status 1,316,260
Delivery 1,316,258
Stock Level 1,316,257
Customer Report 13,162,590
50% 49.8% New Order 10,931,389 2,034
Payment 10,931,381
Order Status 1,093,138
Delivery 1,093,138
Stock Level 1,093,140
Customer Report 10,931,389
40% 40.1% New Order 8,795,189 2,034
Payment 8,795,192
Order Status 879,518
Delivery 879,519
Stock Level 879,519
Customer Report 8,795,190
30% 30.1% New Order 6,611,665 2,034
Payment 6,611,662
Order Status 661,167
Delivery 661,167
Stock Level 661,165
Customer Report 6,611,660
20% 20.0% New Order 4,380,300 2,034
Payment 4,380,300
Order Status 438,029
Delivery 438,031
Stock Level 438,029
Customer Report 4,380,295
10% 9.9% New Order 2,184,242 2,034
Payment 2,184,244
Order Status 218,422
Delivery 218,424
Stock Level 218,424
Customer Report 2,184,245
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0