Compal Electronics, Inc. SR224-2A ssj_ops@100% = 294,196
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     299,284
Calibration 2     297,187
Calibration 3     296,358
ssj_ops@calibrated=296,773
100% 99.1% 296,773 294,196
90% 89.1% 267,096 264,526
80% 80.2% 237,418 238,071
70% 70.2% 207,741 208,272
60% 59.7% 178,064 177,318
50% 50.2% 148,386 149,100
40% 39.9% 118,709 118,346
30% 30.3% 89,032 89,855
20% 19.9% 59,355 58,956
10% 10.1% 29,677 29,862
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 21,785,892 2,034
Payment 21,785,891
Order Status 2,178,588
Delivery 2,178,589
Stock Level 2,178,588
Customer Report 21,785,885
Calibration 2 New Order 21,623,081 2,034
Payment 21,623,084
Order Status 2,162,308
Delivery 2,162,309
Stock Level 2,162,310
Customer Report 21,623,088
Calibration 3 New Order 21,556,652 2,034
Payment 21,556,653
Order Status 2,155,666
Delivery 2,155,666
Stock Level 2,155,666
Customer Report 21,556,653
100% 99.1% New Order 21,404,550 2,034
Payment 21,404,557
Order Status 2,140,454
Delivery 2,140,456
Stock Level 2,140,457
Customer Report 21,404,554
90% 89.1% New Order 19,241,325 2,034
Payment 19,241,325
Order Status 1,924,131
Delivery 1,924,129
Stock Level 1,924,134
Customer Report 19,241,325
80% 80.2% New Order 17,314,757 2,034
Payment 17,314,745
Order Status 1,731,477
Delivery 1,731,475
Stock Level 1,731,473
Customer Report 17,314,744
70% 70.2% New Order 15,148,548 2,034
Payment 15,148,553
Order Status 1,514,854
Delivery 1,514,854
Stock Level 1,514,856
Customer Report 15,148,539
60% 59.7% New Order 12,896,148 2,034
Payment 12,896,160
Order Status 1,289,615
Delivery 1,289,615
Stock Level 1,289,617
Customer Report 12,896,156
50% 50.2% New Order 10,850,718 2,034
Payment 10,850,718
Order Status 1,085,070
Delivery 1,085,071
Stock Level 1,085,072
Customer Report 10,850,719
40% 39.9% New Order 8,607,580 2,034
Payment 8,607,572
Order Status 860,755
Delivery 860,755
Stock Level 860,757
Customer Report 8,607,577
30% 30.3% New Order 6,535,155 2,034
Payment 6,535,148
Order Status 653,515
Delivery 653,516
Stock Level 653,515
Customer Report 6,535,151
20% 19.9% New Order 4,287,937 2,034
Payment 4,287,943
Order Status 428,795
Delivery 428,793
Stock Level 428,794
Customer Report 4,287,937
10% 10.1% New Order 2,171,817 2,034
Payment 2,171,816
Order Status 217,185
Delivery 217,181
Stock Level 217,183
Customer Report 2,171,818
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0