Compal Electronics, Inc. SR224-2A ssj_ops@100% = 292,003
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     296,959
Calibration 2     293,321
Calibration 3     293,807
ssj_ops@calibrated=293,564
100% 99.5% 293,564 292,003
90% 90.2% 264,207 264,829
80% 79.9% 234,851 234,470
70% 69.7% 205,495 204,590
60% 60.3% 176,138 176,891
50% 50.2% 146,782 147,223
40% 40.2% 117,426 118,107
30% 30.2% 88,069 88,644
20% 19.8% 58,713 58,112
10% 10.0% 29,356 29,417
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 21,611,158 2,034
Payment 21,611,160
Order Status 2,161,118
Delivery 2,161,115
Stock Level 2,161,116
Customer Report 21,611,159
Calibration 2 New Order 21,334,782 2,034
Payment 21,334,781
Order Status 2,133,478
Delivery 2,133,475
Stock Level 2,133,480
Customer Report 21,334,773
Calibration 3 New Order 21,381,902 2,034
Payment 21,381,903
Order Status 2,138,189
Delivery 2,138,190
Stock Level 2,138,192
Customer Report 21,381,905
100% 99.5% New Order 21,236,741 2,034
Payment 21,236,743
Order Status 2,123,675
Delivery 2,123,675
Stock Level 2,123,674
Customer Report 21,236,739
90% 90.2% New Order 19,263,966 2,034
Payment 19,263,967
Order Status 1,926,399
Delivery 1,926,396
Stock Level 1,926,395
Customer Report 19,263,964
80% 79.9% New Order 17,053,244 2,034
Payment 17,053,250
Order Status 1,705,323
Delivery 1,705,324
Stock Level 1,705,325
Customer Report 17,053,251
70% 69.7% New Order 14,879,989 2,034
Payment 14,879,988
Order Status 1,487,998
Delivery 1,487,997
Stock Level 1,487,997
Customer Report 14,879,981
60% 60.3% New Order 12,865,213 2,034
Payment 12,865,208
Order Status 1,286,522
Delivery 1,286,520
Stock Level 1,286,519
Customer Report 12,865,207
50% 50.2% New Order 10,707,321 2,034
Payment 10,707,319
Order Status 1,070,731
Delivery 1,070,733
Stock Level 1,070,733
Customer Report 10,707,319
40% 40.2% New Order 8,589,783 2,034
Payment 8,589,785
Order Status 858,979
Delivery 858,978
Stock Level 858,976
Customer Report 8,589,788
30% 30.2% New Order 6,447,133 2,034
Payment 6,447,137
Order Status 644,715
Delivery 644,713
Stock Level 644,713
Customer Report 6,447,131
20% 19.8% New Order 4,226,446 2,034
Payment 4,226,440
Order Status 422,644
Delivery 422,643
Stock Level 422,645
Customer Report 4,226,447
10% 10.0% New Order 2,139,400 2,034
Payment 2,139,391
Order Status 213,937
Delivery 213,940
Stock Level 213,939
Customer Report 2,139,393
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0