Compal Electronics, Inc. SR224-2A ssj_ops@100% = 298,359
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     301,923
Calibration 2     301,511
Calibration 3     301,143
ssj_ops@calibrated=301,327
100% 99.0% 301,327 298,359
90% 90.1% 271,194 271,635
80% 80.5% 241,062 242,574
70% 70.0% 210,929 210,924
60% 60.4% 180,796 181,870
50% 49.6% 150,664 149,558
40% 39.8% 120,531 120,022
30% 29.9% 90,398 90,132
20% 20.0% 60,265 60,224
10% 10.3% 30,133 30,969
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 21,960,813 2,034
Payment 21,960,816
Order Status 2,196,082
Delivery 2,196,082
Stock Level 2,196,080
Customer Report 21,960,805
Calibration 2 New Order 21,946,003 2,034
Payment 21,946,008
Order Status 2,194,601
Delivery 2,194,601
Stock Level 2,194,600
Customer Report 21,945,999
Calibration 3 New Order 21,905,774 2,034
Payment 21,905,768
Order Status 2,190,576
Delivery 2,190,580
Stock Level 2,190,577
Customer Report 21,905,773
100% 99.0% New Order 21,703,818 2,034
Payment 21,703,815
Order Status 2,170,383
Delivery 2,170,382
Stock Level 2,170,382
Customer Report 21,703,818
90% 90.1% New Order 19,758,749 2,034
Payment 19,758,750
Order Status 1,975,874
Delivery 1,975,876
Stock Level 1,975,875
Customer Report 19,758,752
80% 80.5% New Order 17,643,915 2,034
Payment 17,643,912
Order Status 1,764,391
Delivery 1,764,390
Stock Level 1,764,389
Customer Report 17,643,912
70% 70.0% New Order 15,340,049 2,034
Payment 15,340,042
Order Status 1,534,002
Delivery 1,534,005
Stock Level 1,534,005
Customer Report 15,340,043
60% 60.4% New Order 13,227,153 2,034
Payment 13,227,156
Order Status 1,322,717
Delivery 1,322,716
Stock Level 1,322,716
Customer Report 13,227,159
50% 49.6% New Order 10,877,400 2,034
Payment 10,877,400
Order Status 1,087,741
Delivery 1,087,740
Stock Level 1,087,740
Customer Report 10,877,407
40% 39.8% New Order 8,729,012 2,034
Payment 8,729,025
Order Status 872,901
Delivery 872,903
Stock Level 872,904
Customer Report 8,729,024
30% 29.9% New Order 6,555,148 2,034
Payment 6,555,154
Order Status 655,518
Delivery 655,517
Stock Level 655,515
Customer Report 6,555,150
20% 20.0% New Order 4,380,123 2,034
Payment 4,380,123
Order Status 438,013
Delivery 438,014
Stock Level 438,011
Customer Report 4,380,117
10% 10.3% New Order 2,252,290 2,034
Payment 2,252,290
Order Status 225,231
Delivery 225,229
Stock Level 225,230
Customer Report 2,252,289
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0