Compal Electronics, Inc. SR224-2A ssj_ops@100% = 299,697
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     299,789
Calibration 2     300,511
Calibration 3     300,086
ssj_ops@calibrated=300,298
100% 99.8% 300,298 299,697
90% 90.6% 270,268 271,940
80% 79.9% 240,239 239,859
70% 70.1% 210,209 210,541
60% 59.7% 180,179 179,312
50% 50.2% 150,149 150,735
40% 40.0% 120,119 120,027
30% 30.2% 90,089 90,569
20% 20.1% 60,060 60,425
10% 9.8% 30,030 29,462
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 21,813,661 2,034
Payment 21,813,667
Order Status 2,181,368
Delivery 2,181,366
Stock Level 2,181,365
Customer Report 21,813,667
Calibration 2 New Order 21,857,713 2,034
Payment 21,857,708
Order Status 2,185,771
Delivery 2,185,775
Stock Level 2,185,770
Customer Report 21,857,713
Calibration 3 New Order 21,833,704 2,034
Payment 21,833,706
Order Status 2,183,372
Delivery 2,183,373
Stock Level 2,183,370
Customer Report 21,833,713
100% 99.8% New Order 21,803,421 2,034
Payment 21,803,421
Order Status 2,180,341
Delivery 2,180,342
Stock Level 2,180,342
Customer Report 21,803,418
90% 90.6% New Order 19,783,691 2,034
Payment 19,783,690
Order Status 1,978,369
Delivery 1,978,370
Stock Level 1,978,369
Customer Report 19,783,696
80% 79.9% New Order 17,481,246 2,034
Payment 17,481,241
Order Status 1,748,124
Delivery 1,748,124
Stock Level 1,748,124
Customer Report 17,481,243
70% 70.1% New Order 15,312,812 2,034
Payment 15,312,806
Order Status 1,531,281
Delivery 1,531,282
Stock Level 1,531,282
Customer Report 15,312,807
60% 59.7% New Order 13,041,481 2,034
Payment 13,041,483
Order Status 1,304,148
Delivery 1,304,148
Stock Level 1,304,150
Customer Report 13,041,483
50% 50.2% New Order 10,963,484 2,034
Payment 10,963,482
Order Status 1,096,348
Delivery 1,096,350
Stock Level 1,096,347
Customer Report 10,963,489
40% 40.0% New Order 8,729,602 2,034
Payment 8,729,601
Order Status 872,960
Delivery 872,960
Stock Level 872,960
Customer Report 8,729,596
30% 30.2% New Order 6,586,969 2,034
Payment 6,586,970
Order Status 658,696
Delivery 658,696
Stock Level 658,696
Customer Report 6,586,977
20% 20.1% New Order 4,394,848 2,034
Payment 4,394,849
Order Status 439,484
Delivery 439,486
Stock Level 439,484
Customer Report 4,394,852
10% 9.8% New Order 2,142,720 2,034
Payment 2,142,728
Order Status 214,274
Delivery 214,273
Stock Level 214,273
Customer Report 2,142,732
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0