Compal Electronics, Inc. SR224-2A ssj_ops@100% = 295,339
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     300,252
Calibration 2     297,116
Calibration 3     296,673
ssj_ops@calibrated=296,895
100% 99.5% 296,895 295,339
90% 90.4% 267,205 268,504
80% 80.7% 237,516 239,474
70% 69.9% 207,826 207,599
60% 60.0% 178,137 178,116
50% 49.8% 148,447 147,836
40% 40.2% 118,758 119,306
30% 30.0% 89,068 89,108
20% 19.8% 59,379 58,923
10% 10.1% 29,689 29,840
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 21,849,219 2,034
Payment 21,849,216
Order Status 2,184,922
Delivery 2,184,922
Stock Level 2,184,922
Customer Report 21,849,211
Calibration 2 New Order 21,612,050 2,034
Payment 21,612,047
Order Status 2,161,205
Delivery 2,161,207
Stock Level 2,161,204
Customer Report 21,612,037
Calibration 3 New Order 21,578,401 2,034
Payment 21,578,393
Order Status 2,157,840
Delivery 2,157,840
Stock Level 2,157,839
Customer Report 21,578,393
100% 99.5% New Order 21,484,129 2,034
Payment 21,484,126
Order Status 2,148,413
Delivery 2,148,415
Stock Level 2,148,412
Customer Report 21,484,130
90% 90.4% New Order 19,531,701 2,034
Payment 19,531,702
Order Status 1,953,170
Delivery 1,953,171
Stock Level 1,953,171
Customer Report 19,531,700
80% 80.7% New Order 17,418,575 2,034
Payment 17,418,569
Order Status 1,741,858
Delivery 1,741,857
Stock Level 1,741,858
Customer Report 17,418,568
70% 69.9% New Order 15,102,279 2,034
Payment 15,102,286
Order Status 1,510,229
Delivery 1,510,229
Stock Level 1,510,230
Customer Report 15,102,283
60% 60.0% New Order 12,955,025 2,034
Payment 12,955,027
Order Status 1,295,503
Delivery 1,295,506
Stock Level 1,295,501
Customer Report 12,955,028
50% 49.8% New Order 10,752,372 2,034
Payment 10,752,370
Order Status 1,075,238
Delivery 1,075,240
Stock Level 1,075,236
Customer Report 10,752,364
40% 40.2% New Order 8,676,829 2,034
Payment 8,676,838
Order Status 867,682
Delivery 867,683
Stock Level 867,685
Customer Report 8,676,829
30% 30.0% New Order 6,480,810 2,034
Payment 6,480,814
Order Status 648,082
Delivery 648,081
Stock Level 648,080
Customer Report 6,480,818
20% 19.8% New Order 4,285,462 2,034
Payment 4,285,451
Order Status 428,546
Delivery 428,544
Stock Level 428,545
Customer Report 4,285,456
10% 10.1% New Order 2,170,302 2,034
Payment 2,170,308
Order Status 217,028
Delivery 217,030
Stock Level 217,031
Customer Report 2,170,301
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0