Compal Electronics, Inc. SR224-2A ssj_ops@100% = 298,750
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     301,922
Calibration 2     300,428
Calibration 3     299,114
ssj_ops@calibrated=299,771
100% 99.7% 299,771 298,750
90% 90.3% 269,794 270,637
80% 79.8% 239,817 239,210
70% 69.9% 209,839 209,520
60% 59.5% 179,862 178,336
50% 50.2% 149,885 150,592
40% 39.9% 119,908 119,518
30% 30.0% 89,931 90,064
20% 20.1% 59,954 60,247
10% 9.9% 29,977 29,625
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 21,972,194 2,034
Payment 21,972,193
Order Status 2,197,222
Delivery 2,197,218
Stock Level 2,197,218
Customer Report 21,972,194
Calibration 2 New Order 21,859,063 2,034
Payment 21,859,069
Order Status 2,185,906
Delivery 2,185,904
Stock Level 2,185,906
Customer Report 21,859,063
Calibration 3 New Order 21,761,531 2,034
Payment 21,761,528
Order Status 2,176,154
Delivery 2,176,153
Stock Level 2,176,154
Customer Report 21,761,531
100% 99.7% New Order 21,740,137 2,034
Payment 21,740,132
Order Status 2,174,013
Delivery 2,174,014
Stock Level 2,174,013
Customer Report 21,740,132
90% 90.3% New Order 19,686,094 2,034
Payment 19,686,095
Order Status 1,968,610
Delivery 1,968,610
Stock Level 1,968,608
Customer Report 19,686,094
80% 79.8% New Order 17,398,154 2,034
Payment 17,398,156
Order Status 1,739,816
Delivery 1,739,818
Stock Level 1,739,816
Customer Report 17,398,157
70% 69.9% New Order 15,238,326 2,034
Payment 15,238,330
Order Status 1,523,832
Delivery 1,523,832
Stock Level 1,523,833
Customer Report 15,238,332
60% 59.5% New Order 12,970,955 2,034
Payment 12,970,963
Order Status 1,297,095
Delivery 1,297,097
Stock Level 1,297,098
Customer Report 12,970,954
50% 50.2% New Order 10,952,683 2,034
Payment 10,952,700
Order Status 1,095,269
Delivery 1,095,268
Stock Level 1,095,270
Customer Report 10,952,699
40% 39.9% New Order 8,692,451 2,034
Payment 8,692,440
Order Status 869,244
Delivery 869,244
Stock Level 869,244
Customer Report 8,692,442
30% 30.0% New Order 6,550,365 2,034
Payment 6,550,367
Order Status 655,038
Delivery 655,035
Stock Level 655,035
Customer Report 6,550,359
20% 20.1% New Order 4,381,654 2,034
Payment 4,381,658
Order Status 438,165
Delivery 438,164
Stock Level 438,166
Customer Report 4,381,652
10% 9.9% New Order 2,154,676 2,034
Payment 2,154,680
Order Status 215,467
Delivery 215,469
Stock Level 215,469
Customer Report 2,154,678
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0