Compal Electronics, Inc. SR224-2A ssj_ops@100% = 297,386
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     302,514
Calibration 2     299,351
Calibration 3     297,921
ssj_ops@calibrated=298,636
100% 99.6% 298,636 297,386
90% 90.0% 268,772 268,910
80% 80.2% 238,909 239,417
70% 69.8% 209,045 208,301
60% 60.0% 179,181 179,094
50% 49.7% 149,318 148,465
40% 39.3% 119,454 117,495
30% 29.6% 89,591 88,258
20% 19.6% 59,727 58,469
10% 10.0% 29,864 29,721
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 22,022,412 2,034
Payment 22,022,409
Order Status 2,202,241
Delivery 2,202,239
Stock Level 2,202,242
Customer Report 22,022,418
Calibration 2 New Order 21,773,344 2,034
Payment 21,773,351
Order Status 2,177,337
Delivery 2,177,335
Stock Level 2,177,336
Customer Report 21,773,348
Calibration 3 New Order 21,667,184 2,034
Payment 21,667,183
Order Status 2,166,719
Delivery 2,166,718
Stock Level 2,166,718
Customer Report 21,667,191
100% 99.6% New Order 21,642,848 2,034
Payment 21,642,847
Order Status 2,164,286
Delivery 2,164,286
Stock Level 2,164,285
Customer Report 21,642,847
90% 90.0% New Order 19,558,197 2,034
Payment 19,558,201
Order Status 1,955,819
Delivery 1,955,820
Stock Level 1,955,819
Customer Report 19,558,201
80% 80.2% New Order 17,413,825 2,034
Payment 17,413,828
Order Status 1,741,381
Delivery 1,741,383
Stock Level 1,741,383
Customer Report 17,413,828
70% 69.8% New Order 15,149,867 2,034
Payment 15,149,866
Order Status 1,514,987
Delivery 1,514,985
Stock Level 1,514,985
Customer Report 15,149,867
60% 60.0% New Order 13,025,402 2,034
Payment 13,025,402
Order Status 1,302,543
Delivery 1,302,539
Stock Level 1,302,538
Customer Report 13,025,406
50% 49.7% New Order 10,798,282 2,034
Payment 10,798,288
Order Status 1,079,830
Delivery 1,079,828
Stock Level 1,079,830
Customer Report 10,798,279
40% 39.3% New Order 8,545,182 2,034
Payment 8,545,183
Order Status 854,519
Delivery 854,516
Stock Level 854,517
Customer Report 8,545,186
30% 29.6% New Order 6,419,054 2,034
Payment 6,419,061
Order Status 641,905
Delivery 641,904
Stock Level 641,907
Customer Report 6,419,055
20% 19.6% New Order 4,252,425 2,034
Payment 4,252,427
Order Status 425,244
Delivery 425,242
Stock Level 425,243
Customer Report 4,252,420
10% 10.0% New Order 2,161,517 2,034
Payment 2,161,512
Order Status 216,151
Delivery 216,152
Stock Level 216,150
Customer Report 2,161,520
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0