Compal Electronics, Inc. SR224-2A ssj_ops@100% = 295,098
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     298,126
Calibration 2     295,330
Calibration 3     297,348
ssj_ops@calibrated=296,339
100% 99.6% 296,339 295,098
90% 90.3% 266,705 267,449
80% 80.1% 237,071 237,456
70% 69.3% 207,438 205,494
60% 59.8% 177,804 177,191
50% 50.1% 148,170 148,320
40% 40.0% 118,536 118,604
30% 29.9% 88,902 88,624
20% 19.9% 59,268 59,084
10% 9.9% 29,634 29,457
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 21,695,900 2,034
Payment 21,695,899
Order Status 2,169,591
Delivery 2,169,589
Stock Level 2,169,589
Customer Report 21,695,895
Calibration 2 New Order 21,485,015 2,034
Payment 21,485,020
Order Status 2,148,503
Delivery 2,148,499
Stock Level 2,148,503
Customer Report 21,485,022
Calibration 3 New Order 21,635,848 2,034
Payment 21,635,847
Order Status 2,163,583
Delivery 2,163,586
Stock Level 2,163,586
Customer Report 21,635,848
100% 99.6% New Order 21,469,019 2,034
Payment 21,469,014
Order Status 2,146,900
Delivery 2,146,902
Stock Level 2,146,900
Customer Report 21,469,016
90% 90.3% New Order 19,452,163 2,034
Payment 19,452,160
Order Status 1,945,217
Delivery 1,945,216
Stock Level 1,945,219
Customer Report 19,452,164
80% 80.1% New Order 17,273,243 2,034
Payment 17,273,242
Order Status 1,727,324
Delivery 1,727,326
Stock Level 1,727,326
Customer Report 17,273,244
70% 69.3% New Order 14,947,619 2,034
Payment 14,947,618
Order Status 1,494,763
Delivery 1,494,762
Stock Level 1,494,761
Customer Report 14,947,618
60% 59.8% New Order 12,887,264 2,034
Payment 12,887,262
Order Status 1,288,725
Delivery 1,288,726
Stock Level 1,288,725
Customer Report 12,887,260
50% 50.1% New Order 10,787,121 2,034
Payment 10,787,115
Order Status 1,078,712
Delivery 1,078,711
Stock Level 1,078,712
Customer Report 10,787,115
40% 40.0% New Order 8,626,121 2,034
Payment 8,626,118
Order Status 862,611
Delivery 862,613
Stock Level 862,611
Customer Report 8,626,120
30% 29.9% New Order 6,445,704 2,034
Payment 6,445,709
Order Status 644,572
Delivery 644,571
Stock Level 644,573
Customer Report 6,445,705
20% 19.9% New Order 4,297,274 2,034
Payment 4,297,271
Order Status 429,729
Delivery 429,726
Stock Level 429,726
Customer Report 4,297,275
10% 9.9% New Order 2,142,424 2,034
Payment 2,142,424
Order Status 214,241
Delivery 214,242
Stock Level 214,242
Customer Report 2,142,427
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0