Compal Electronics, Inc. SR224-2A ssj_ops@100% = 285,555
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     286,170
Calibration 2     287,118
Calibration 3     285,397
ssj_ops@calibrated=286,258
100% 99.8% 286,258 285,555
90% 90.3% 257,632 258,523
80% 80.3% 229,006 229,734
70% 69.8% 200,380 199,779
60% 59.6% 171,755 170,603
50% 50.1% 143,129 143,281
40% 40.1% 114,503 114,738
30% 30.0% 85,877 85,775
20% 19.8% 57,252 56,755
10% 9.9% 28,626 28,307
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 20,819,053 2,034
Payment 20,819,050
Order Status 2,081,904
Delivery 2,081,905
Stock Level 2,081,905
Customer Report 20,819,047
Calibration 2 New Order 20,893,162 2,034
Payment 20,893,166
Order Status 2,089,315
Delivery 2,089,316
Stock Level 2,089,317
Customer Report 20,893,164
Calibration 3 New Order 20,765,859 2,034
Payment 20,765,865
Order Status 2,076,586
Delivery 2,076,587
Stock Level 2,076,585
Customer Report 20,765,863
100% 99.8% New Order 20,772,341 2,034
Payment 20,772,341
Order Status 2,077,235
Delivery 2,077,234
Stock Level 2,077,234
Customer Report 20,772,349
90% 90.3% New Order 18,802,199 2,034
Payment 18,802,202
Order Status 1,880,219
Delivery 1,880,218
Stock Level 1,880,221
Customer Report 18,802,204
80% 80.3% New Order 16,708,446 2,034
Payment 16,708,442
Order Status 1,670,845
Delivery 1,670,846
Stock Level 1,670,845
Customer Report 16,708,447
70% 69.8% New Order 14,530,239 2,034
Payment 14,530,243
Order Status 1,453,025
Delivery 1,453,023
Stock Level 1,453,024
Customer Report 14,530,245
60% 59.6% New Order 12,408,064 2,034
Payment 12,408,063
Order Status 1,240,805
Delivery 1,240,806
Stock Level 1,240,807
Customer Report 12,408,067
50% 50.1% New Order 10,420,622 2,034
Payment 10,420,625
Order Status 1,042,063
Delivery 1,042,062
Stock Level 1,042,062
Customer Report 10,420,624
40% 40.1% New Order 8,345,087 2,034
Payment 8,345,086
Order Status 834,507
Delivery 834,507
Stock Level 834,510
Customer Report 8,345,089
30% 30.0% New Order 6,238,183 2,034
Payment 6,238,182
Order Status 623,820
Delivery 623,817
Stock Level 623,817
Customer Report 6,238,183
20% 19.8% New Order 4,127,714 2,034
Payment 4,127,720
Order Status 412,772
Delivery 412,771
Stock Level 412,772
Customer Report 4,127,718
10% 9.9% New Order 2,058,787 2,034
Payment 2,058,788
Order Status 205,878
Delivery 205,880
Stock Level 205,878
Customer Report 2,058,789
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0