Compal Electronics, Inc. SR224-2A ssj_ops@100% = 296,478
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     295,738
Calibration 2     295,698
Calibration 3     296,509
ssj_ops@calibrated=296,103
100% 100.1% 296,103 296,478
90% 89.8% 266,493 265,804
80% 80.1% 236,883 237,197
70% 70.4% 207,272 208,386
60% 59.6% 177,662 176,583
50% 50.0% 148,052 148,066
40% 40.0% 118,441 118,487
30% 29.9% 88,831 88,633
20% 19.9% 59,221 58,803
10% 9.9% 29,610 29,211
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 21,527,784 2,034
Payment 21,527,776
Order Status 2,152,778
Delivery 2,152,776
Stock Level 2,152,778
Customer Report 21,527,777
Calibration 2 New Order 21,516,384 2,034
Payment 21,516,382
Order Status 2,151,640
Delivery 2,151,639
Stock Level 2,151,638
Customer Report 21,516,382
Calibration 3 New Order 21,570,619 2,034
Payment 21,570,619
Order Status 2,157,063
Delivery 2,157,063
Stock Level 2,157,063
Customer Report 21,570,620
100% 100.1% New Order 21,571,995 2,034
Payment 21,571,990
Order Status 2,157,198
Delivery 2,157,199
Stock Level 2,157,200
Customer Report 21,571,994
90% 89.8% New Order 19,336,010 2,034
Payment 19,336,011
Order Status 1,933,600
Delivery 1,933,600
Stock Level 1,933,599
Customer Report 19,336,008
80% 80.1% New Order 17,251,875 2,034
Payment 17,251,869
Order Status 1,725,188
Delivery 1,725,187
Stock Level 1,725,186
Customer Report 17,251,875
70% 70.4% New Order 15,155,525 2,034
Payment 15,155,519
Order Status 1,515,551
Delivery 1,515,551
Stock Level 1,515,553
Customer Report 15,155,519
60% 59.6% New Order 12,843,007 2,034
Payment 12,843,006
Order Status 1,284,300
Delivery 1,284,300
Stock Level 1,284,302
Customer Report 12,843,007
50% 50.0% New Order 10,768,622 2,034
Payment 10,768,622
Order Status 1,076,861
Delivery 1,076,862
Stock Level 1,076,861
Customer Report 10,768,616
40% 40.0% New Order 8,617,293 2,034
Payment 8,617,298
Order Status 861,729
Delivery 861,728
Stock Level 861,731
Customer Report 8,617,290
30% 29.9% New Order 6,446,263 2,034
Payment 6,446,262
Order Status 644,625
Delivery 644,625
Stock Level 644,626
Customer Report 6,446,260
20% 19.9% New Order 4,276,851 2,034
Payment 4,276,845
Order Status 427,685
Delivery 427,687
Stock Level 427,684
Customer Report 4,276,846
10% 9.9% New Order 2,124,545 2,034
Payment 2,124,544
Order Status 212,457
Delivery 212,454
Stock Level 212,454
Customer Report 2,124,549
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0