Compal Electronics, Inc. SR224-2A ssj_ops@100% = 296,917
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     298,924
Calibration 2     298,472
Calibration 3     296,961
ssj_ops@calibrated=297,716
100% 99.7% 297,716 296,917
90% 90.1% 267,945 268,193
80% 79.9% 238,173 237,838
70% 70.2% 208,401 208,899
60% 60.0% 178,630 178,725
50% 50.1% 148,858 149,217
40% 39.9% 119,087 118,869
30% 29.8% 89,315 88,571
20% 20.0% 59,543 59,488
10% 10.2% 29,772 30,290
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 21,745,035 2,034
Payment 21,745,030
Order Status 2,174,506
Delivery 2,174,503
Stock Level 2,174,502
Customer Report 21,745,032
Calibration 2 New Order 21,712,576 2,034
Payment 21,712,575
Order Status 2,171,255
Delivery 2,171,258
Stock Level 2,171,257
Customer Report 21,712,575
Calibration 3 New Order 21,608,608 2,034
Payment 21,608,604
Order Status 2,160,861
Delivery 2,160,862
Stock Level 2,160,861
Customer Report 21,608,600
100% 99.7% New Order 21,596,112 2,034
Payment 21,596,121
Order Status 2,159,614
Delivery 2,159,612
Stock Level 2,159,615
Customer Report 21,596,116
90% 90.1% New Order 19,505,568 2,034
Payment 19,505,568
Order Status 1,950,557
Delivery 1,950,556
Stock Level 1,950,557
Customer Report 19,505,570
80% 79.9% New Order 17,297,317 2,034
Payment 17,297,318
Order Status 1,729,731
Delivery 1,729,732
Stock Level 1,729,730
Customer Report 17,297,315
70% 70.2% New Order 15,193,337 2,034
Payment 15,193,332
Order Status 1,519,334
Delivery 1,519,333
Stock Level 1,519,333
Customer Report 15,193,339
60% 60.0% New Order 12,998,797 2,034
Payment 12,998,795
Order Status 1,299,879
Delivery 1,299,879
Stock Level 1,299,880
Customer Report 12,998,796
50% 50.1% New Order 10,856,375 2,034
Payment 10,856,376
Order Status 1,085,637
Delivery 1,085,639
Stock Level 1,085,639
Customer Report 10,856,376
40% 39.9% New Order 8,645,118 2,034
Payment 8,645,121
Order Status 864,514
Delivery 864,511
Stock Level 864,512
Customer Report 8,645,126
30% 29.8% New Order 6,442,096 2,034
Payment 6,442,097
Order Status 644,210
Delivery 644,208
Stock Level 644,210
Customer Report 6,442,099
20% 20.0% New Order 4,326,678 2,034
Payment 4,326,677
Order Status 432,669
Delivery 432,669
Stock Level 432,668
Customer Report 4,326,678
10% 10.2% New Order 2,203,034 2,034
Payment 2,203,032
Order Status 220,303
Delivery 220,302
Stock Level 220,302
Customer Report 2,203,027
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0