Compal Electronics, Inc. SR224-2A ssj_ops@100% = 299,563
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     300,209
Calibration 2     299,165
Calibration 3     298,260
ssj_ops@calibrated=298,712
100% 100.3% 298,712 299,563
90% 89.8% 268,841 268,342
80% 80.4% 238,970 240,188
70% 69.9% 209,099 208,692
60% 59.7% 179,227 178,462
50% 49.5% 149,356 147,740
40% 40.0% 119,485 119,545
30% 29.8% 89,614 88,978
20% 20.0% 59,742 59,721
10% 9.9% 29,871 29,696
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 21,857,273 2,034
Payment 21,857,280
Order Status 2,185,729
Delivery 2,185,727
Stock Level 2,185,728
Customer Report 21,857,278
Calibration 2 New Order 21,767,205 2,034
Payment 21,767,211
Order Status 2,176,721
Delivery 2,176,722
Stock Level 2,176,721
Customer Report 21,767,203
Calibration 3 New Order 21,693,780 2,034
Payment 21,693,790
Order Status 2,169,379
Delivery 2,169,378
Stock Level 2,169,379
Customer Report 21,693,786
100% 100.3% New Order 21,803,529 2,034
Payment 21,803,528
Order Status 2,180,354
Delivery 2,180,351
Stock Level 2,180,353
Customer Report 21,803,528
90% 89.8% New Order 19,516,438 2,034
Payment 19,516,436
Order Status 1,951,642
Delivery 1,951,645
Stock Level 1,951,643
Customer Report 19,516,436
80% 80.4% New Order 17,469,245 2,034
Payment 17,469,254
Order Status 1,746,924
Delivery 1,746,926
Stock Level 1,746,925
Customer Report 17,469,249
70% 69.9% New Order 15,182,135 2,034
Payment 15,182,139
Order Status 1,518,213
Delivery 1,518,211
Stock Level 1,518,214
Customer Report 15,182,142
60% 59.7% New Order 12,979,291 2,034
Payment 12,979,290
Order Status 1,297,929
Delivery 1,297,927
Stock Level 1,297,929
Customer Report 12,979,289
50% 49.5% New Order 10,744,850 2,034
Payment 10,744,851
Order Status 1,074,484
Delivery 1,074,487
Stock Level 1,074,485
Customer Report 10,744,849
40% 40.0% New Order 8,694,271 2,034
Payment 8,694,268
Order Status 869,427
Delivery 869,425
Stock Level 869,428
Customer Report 8,694,268
30% 29.8% New Order 6,471,517 2,034
Payment 6,471,516
Order Status 647,151
Delivery 647,152
Stock Level 647,153
Customer Report 6,471,512
20% 20.0% New Order 4,343,368 2,034
Payment 4,343,376
Order Status 434,338
Delivery 434,338
Stock Level 434,336
Customer Report 4,343,366
10% 9.9% New Order 2,159,853 2,034
Payment 2,159,851
Order Status 215,985
Delivery 215,985
Stock Level 215,985
Customer Report 2,159,849
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0