Compal Electronics, Inc. SR224-2A ssj_ops@100% = 293,296
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     294,089
Calibration 2     294,680
Calibration 3     293,334
ssj_ops@calibrated=294,007
100% 99.8% 294,007 293,296
90% 90.5% 264,606 266,178
80% 79.7% 235,206 234,186
70% 69.9% 205,805 205,451
60% 60.2% 176,404 177,064
50% 50.2% 147,004 147,711
40% 40.0% 117,603 117,587
30% 30.1% 88,202 88,642
20% 20.0% 58,801 58,749
10% 10.0% 29,401 29,273
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 21,404,955 2,034
Payment 21,404,950
Order Status 2,140,495
Delivery 2,140,494
Stock Level 2,140,496
Customer Report 21,404,949
Calibration 2 New Order 21,440,905 2,034
Payment 21,440,908
Order Status 2,144,091
Delivery 2,144,091
Stock Level 2,144,092
Customer Report 21,440,909
Calibration 3 New Order 21,347,999 2,034
Payment 21,347,994
Order Status 2,134,802
Delivery 2,134,801
Stock Level 2,134,798
Customer Report 21,348,000
100% 99.8% New Order 21,331,179 2,034
Payment 21,331,173
Order Status 2,133,117
Delivery 2,133,118
Stock Level 2,133,118
Customer Report 21,331,171
90% 90.5% New Order 19,358,763 2,034
Payment 19,358,763
Order Status 1,935,877
Delivery 1,935,878
Stock Level 1,935,875
Customer Report 19,358,762
80% 79.7% New Order 17,049,274 2,034
Payment 17,049,275
Order Status 1,704,929
Delivery 1,704,929
Stock Level 1,704,928
Customer Report 17,049,275
70% 69.9% New Order 14,942,760 2,034
Payment 14,942,755
Order Status 1,494,277
Delivery 1,494,276
Stock Level 1,494,276
Customer Report 14,942,759
60% 60.2% New Order 12,878,100 2,034
Payment 12,878,102
Order Status 1,287,811
Delivery 1,287,811
Stock Level 1,287,811
Customer Report 12,878,097
50% 50.2% New Order 10,743,316 2,034
Payment 10,743,317
Order Status 1,074,331
Delivery 1,074,332
Stock Level 1,074,332
Customer Report 10,743,314
40% 40.0% New Order 8,552,204 2,034
Payment 8,552,200
Order Status 855,221
Delivery 855,222
Stock Level 855,220
Customer Report 8,552,202
30% 30.1% New Order 6,447,467 2,034
Payment 6,447,472
Order Status 644,747
Delivery 644,745
Stock Level 644,747
Customer Report 6,447,474
20% 20.0% New Order 4,272,715 2,034
Payment 4,272,709
Order Status 427,271
Delivery 427,272
Stock Level 427,272
Customer Report 4,272,717
10% 10.0% New Order 2,129,089 2,034
Payment 2,129,092
Order Status 212,909
Delivery 212,909
Stock Level 212,912
Customer Report 2,129,089
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0