Compal Electronics, Inc. SR224-2A ssj_ops@100% = 296,993
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     297,470
Calibration 2     298,295
Calibration 3     297,697
ssj_ops@calibrated=297,996
100% 99.7% 297,996 296,993
90% 90.3% 268,197 269,124
80% 80.2% 238,397 239,053
70% 70.1% 208,597 208,853
60% 60.3% 178,798 179,642
50% 50.3% 148,998 149,778
40% 40.3% 119,198 119,961
30% 30.1% 89,399 89,800
20% 20.0% 59,599 59,713
10% 9.7% 29,800 28,973
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 21,649,117 2,034
Payment 21,649,122
Order Status 2,164,913
Delivery 2,164,910
Stock Level 2,164,911
Customer Report 21,649,121
Calibration 2 New Order 21,695,334 2,034
Payment 21,695,328
Order Status 2,169,534
Delivery 2,169,530
Stock Level 2,169,535
Customer Report 21,695,334
Calibration 3 New Order 21,652,864 2,034
Payment 21,652,862
Order Status 2,165,288
Delivery 2,165,286
Stock Level 2,165,288
Customer Report 21,652,854
100% 99.7% New Order 21,604,163 2,034
Payment 21,604,170
Order Status 2,160,414
Delivery 2,160,415
Stock Level 2,160,418
Customer Report 21,604,172
90% 90.3% New Order 19,580,094 2,034
Payment 19,580,086
Order Status 1,958,009
Delivery 1,958,010
Stock Level 1,958,009
Customer Report 19,580,094
80% 80.2% New Order 17,385,734 2,034
Payment 17,385,728
Order Status 1,738,573
Delivery 1,738,573
Stock Level 1,738,573
Customer Report 17,385,735
70% 70.1% New Order 15,190,152 2,034
Payment 15,190,153
Order Status 1,519,015
Delivery 1,519,016
Stock Level 1,519,015
Customer Report 15,190,152
60% 60.3% New Order 13,065,478 2,034
Payment 13,065,476
Order Status 1,306,547
Delivery 1,306,548
Stock Level 1,306,548
Customer Report 13,065,480
50% 50.3% New Order 10,893,375 2,034
Payment 10,893,366
Order Status 1,089,335
Delivery 1,089,336
Stock Level 1,089,335
Customer Report 10,893,367
40% 40.3% New Order 8,725,006 2,034
Payment 8,725,010
Order Status 872,503
Delivery 872,502
Stock Level 872,503
Customer Report 8,725,003
30% 30.1% New Order 6,531,080 2,034
Payment 6,531,072
Order Status 653,107
Delivery 653,107
Stock Level 653,109
Customer Report 6,531,075
20% 20.0% New Order 4,342,882 2,034
Payment 4,342,876
Order Status 434,288
Delivery 434,288
Stock Level 434,287
Customer Report 4,342,876
10% 9.7% New Order 2,107,279 2,034
Payment 2,107,269
Order Status 210,727
Delivery 210,729
Stock Level 210,729
Customer Report 2,107,269
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0