Compal Electronics, Inc. SR224-2A ssj_ops@100% = 296,264
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     297,977
Calibration 2     298,583
Calibration 3     298,555
ssj_ops@calibrated=298,569
100% 99.2% 298,569 296,264
90% 90.3% 268,712 269,593
80% 80.0% 238,855 238,920
70% 70.3% 208,998 209,907
60% 60.2% 179,141 179,863
50% 50.1% 149,285 149,599
40% 39.9% 119,428 119,234
30% 30.0% 89,571 89,547
20% 20.0% 59,714 59,768
10% 9.9% 29,857 29,491
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 21,678,998 2,034
Payment 21,678,998
Order Status 2,167,899
Delivery 2,167,901
Stock Level 2,167,899
Customer Report 21,678,994
Calibration 2 New Order 21,720,565 2,034
Payment 21,720,563
Order Status 2,172,057
Delivery 2,172,057
Stock Level 2,172,057
Customer Report 21,720,564
Calibration 3 New Order 21,725,139 2,034
Payment 21,725,144
Order Status 2,172,512
Delivery 2,172,516
Stock Level 2,172,513
Customer Report 21,725,138
100% 99.2% New Order 21,551,178 2,034
Payment 21,551,171
Order Status 2,155,116
Delivery 2,155,117
Stock Level 2,155,120
Customer Report 21,551,172
90% 90.3% New Order 19,608,693 2,034
Payment 19,608,686
Order Status 1,960,868
Delivery 1,960,867
Stock Level 1,960,870
Customer Report 19,608,690
80% 80.0% New Order 17,376,281 2,034
Payment 17,376,277
Order Status 1,737,630
Delivery 1,737,628
Stock Level 1,737,629
Customer Report 17,376,281
70% 70.3% New Order 15,266,595 2,034
Payment 15,266,598
Order Status 1,526,659
Delivery 1,526,659
Stock Level 1,526,659
Customer Report 15,266,592
60% 60.2% New Order 13,081,216 2,034
Payment 13,081,219
Order Status 1,308,122
Delivery 1,308,120
Stock Level 1,308,122
Customer Report 13,081,214
50% 50.1% New Order 10,880,374 2,034
Payment 10,880,378
Order Status 1,088,037
Delivery 1,088,040
Stock Level 1,088,037
Customer Report 10,880,380
40% 39.9% New Order 8,671,990 2,034
Payment 8,671,982
Order Status 867,197
Delivery 867,198
Stock Level 867,199
Customer Report 8,671,982
30% 30.0% New Order 6,512,731 2,034
Payment 6,512,726
Order Status 651,270
Delivery 651,272
Stock Level 651,272
Customer Report 6,512,731
20% 20.0% New Order 4,346,863 2,034
Payment 4,346,864
Order Status 434,686
Delivery 434,686
Stock Level 434,686
Customer Report 4,346,861
10% 9.9% New Order 2,144,844 2,034
Payment 2,144,856
Order Status 214,486
Delivery 214,486
Stock Level 214,485
Customer Report 2,144,849
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0