Compal Electronics, Inc. SR224-2A ssj_ops@100% = 298,981
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     304,211
Calibration 2     301,380
Calibration 3     301,537
ssj_ops@calibrated=301,458
100% 99.2% 301,458 298,981
90% 90.3% 271,313 272,247
80% 79.6% 241,167 239,817
70% 70.0% 211,021 211,035
60% 60.2% 180,875 181,529
50% 49.9% 150,729 150,534
40% 40.1% 120,583 120,881
30% 29.9% 90,438 90,108
20% 19.9% 60,292 59,923
10% 10.1% 30,146 30,398
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 22,140,220 2,034
Payment 22,140,212
Order Status 2,214,022
Delivery 2,214,021
Stock Level 2,214,021
Customer Report 22,140,223
Calibration 2 New Order 21,926,882 2,034
Payment 21,926,877
Order Status 2,192,687
Delivery 2,192,687
Stock Level 2,192,685
Customer Report 21,926,887
Calibration 3 New Order 21,941,219 2,034
Payment 21,941,214
Order Status 2,194,123
Delivery 2,194,122
Stock Level 2,194,121
Customer Report 21,941,219
100% 99.2% New Order 21,747,058 2,034
Payment 21,747,060
Order Status 2,174,704
Delivery 2,174,706
Stock Level 2,174,705
Customer Report 21,747,056
90% 90.3% New Order 19,802,180 2,034
Payment 19,802,180
Order Status 1,980,218
Delivery 1,980,219
Stock Level 1,980,219
Customer Report 19,802,185
80% 79.6% New Order 17,441,304 2,034
Payment 17,441,306
Order Status 1,744,133
Delivery 1,744,130
Stock Level 1,744,130
Customer Report 17,441,302
70% 70.0% New Order 15,349,844 2,034
Payment 15,349,846
Order Status 1,534,984
Delivery 1,534,986
Stock Level 1,534,985
Customer Report 15,349,841
60% 60.2% New Order 13,202,728 2,034
Payment 13,202,718
Order Status 1,320,272
Delivery 1,320,274
Stock Level 1,320,272
Customer Report 13,202,725
50% 49.9% New Order 10,948,215 2,034
Payment 10,948,207
Order Status 1,094,821
Delivery 1,094,822
Stock Level 1,094,820
Customer Report 10,948,213
40% 40.1% New Order 8,791,536 2,034
Payment 8,791,534
Order Status 879,154
Delivery 879,154
Stock Level 879,154
Customer Report 8,791,541
30% 29.9% New Order 6,553,637 2,034
Payment 6,553,639
Order Status 655,364
Delivery 655,363
Stock Level 655,365
Customer Report 6,553,632
20% 19.9% New Order 4,358,236 2,034
Payment 4,358,236
Order Status 435,824
Delivery 435,825
Stock Level 435,822
Customer Report 4,358,231
10% 10.1% New Order 2,210,815 2,034
Payment 2,210,808
Order Status 221,082
Delivery 221,083
Stock Level 221,082
Customer Report 2,210,810
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0