Compal Electronics, Inc. SR224-2A ssj_ops@100% = 301,591
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     305,937
Calibration 2     302,815
Calibration 3     303,110
ssj_ops@calibrated=302,962
100% 99.5% 302,962 301,591
90% 90.1% 272,666 273,029
80% 79.9% 242,370 242,035
70% 70.2% 212,074 212,566
60% 60.1% 181,777 182,222
50% 50.1% 151,481 151,910
40% 39.8% 121,185 120,469
30% 29.9% 90,889 90,512
20% 20.0% 60,592 60,668
10% 10.1% 30,296 30,549
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 22,268,749 2,034
Payment 22,268,745
Order Status 2,226,873
Delivery 2,226,874
Stock Level 2,226,873
Customer Report 22,268,748
Calibration 2 New Order 22,038,180 2,034
Payment 22,038,175
Order Status 2,203,818
Delivery 2,203,818
Stock Level 2,203,818
Customer Report 22,038,184
Calibration 3 New Order 22,045,179 2,034
Payment 22,045,178
Order Status 2,204,517
Delivery 2,204,518
Stock Level 2,204,515
Customer Report 22,045,173
100% 99.5% New Order 21,941,767 2,034
Payment 21,941,763
Order Status 2,194,178
Delivery 2,194,177
Stock Level 2,194,175
Customer Report 21,941,766
90% 90.1% New Order 19,857,983 2,034
Payment 19,857,981
Order Status 1,985,798
Delivery 1,985,800
Stock Level 1,985,798
Customer Report 19,857,979
80% 79.9% New Order 17,602,712 2,034
Payment 17,602,707
Order Status 1,760,270
Delivery 1,760,272
Stock Level 1,760,271
Customer Report 17,602,716
70% 70.2% New Order 15,461,048 2,034
Payment 15,461,041
Order Status 1,546,106
Delivery 1,546,103
Stock Level 1,546,104
Customer Report 15,461,045
60% 60.1% New Order 13,252,932 2,034
Payment 13,252,923
Order Status 1,325,292
Delivery 1,325,293
Stock Level 1,325,295
Customer Report 13,252,930
50% 50.1% New Order 11,048,524 2,034
Payment 11,048,523
Order Status 1,104,854
Delivery 1,104,851
Stock Level 1,104,852
Customer Report 11,048,525
40% 39.8% New Order 8,761,923 2,034
Payment 8,761,923
Order Status 876,192
Delivery 876,193
Stock Level 876,194
Customer Report 8,761,920
30% 29.9% New Order 6,582,727 2,034
Payment 6,582,728
Order Status 658,271
Delivery 658,273
Stock Level 658,274
Customer Report 6,582,727
20% 20.0% New Order 4,412,423 2,034
Payment 4,412,422
Order Status 441,242
Delivery 441,243
Stock Level 441,243
Customer Report 4,412,427
10% 10.1% New Order 2,221,815 2,034
Payment 2,221,815
Order Status 222,184
Delivery 222,184
Stock Level 222,181
Customer Report 2,221,821
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0