Compal Electronics, Inc. SR224-2A ssj_ops@100% = 300,301
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     304,977
Calibration 2     302,137
Calibration 3     303,083
ssj_ops@calibrated=302,610
100% 99.2% 302,610 300,301
90% 89.5% 272,349 270,860
80% 80.2% 242,088 242,841
70% 69.9% 211,827 211,666
60% 60.2% 181,566 182,251
50% 50.0% 151,305 151,164
40% 40.1% 121,044 121,463
30% 29.8% 90,783 90,313
20% 19.7% 60,522 59,551
10% 10.1% 30,261 30,475
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 22,195,498 2,034
Payment 22,195,496
Order Status 2,219,549
Delivery 2,219,550
Stock Level 2,219,549
Customer Report 22,195,497
Calibration 2 New Order 21,977,676 2,034
Payment 21,977,677
Order Status 2,197,769
Delivery 2,197,765
Stock Level 2,197,768
Customer Report 21,977,681
Calibration 3 New Order 22,046,707 2,034
Payment 22,046,705
Order Status 2,204,670
Delivery 2,204,670
Stock Level 2,204,672
Customer Report 22,046,708
100% 99.2% New Order 21,843,216 2,034
Payment 21,843,217
Order Status 2,184,322
Delivery 2,184,321
Stock Level 2,184,323
Customer Report 21,843,217
90% 89.5% New Order 19,700,461 2,034
Payment 19,700,466
Order Status 1,970,048
Delivery 1,970,047
Stock Level 1,970,045
Customer Report 19,700,466
80% 80.2% New Order 17,663,348 2,034
Payment 17,663,352
Order Status 1,766,336
Delivery 1,766,335
Stock Level 1,766,334
Customer Report 17,663,348
70% 69.9% New Order 15,395,434 2,034
Payment 15,395,434
Order Status 1,539,543
Delivery 1,539,545
Stock Level 1,539,542
Customer Report 15,395,437
60% 60.2% New Order 13,255,386 2,034
Payment 13,255,392
Order Status 1,325,540
Delivery 1,325,538
Stock Level 1,325,538
Customer Report 13,255,389
50% 50.0% New Order 10,995,727 2,034
Payment 10,995,726
Order Status 1,099,574
Delivery 1,099,572
Stock Level 1,099,573
Customer Report 10,995,733
40% 40.1% New Order 8,834,018 2,034
Payment 8,834,030
Order Status 883,402
Delivery 883,402
Stock Level 883,403
Customer Report 8,834,029
30% 29.8% New Order 6,568,482 2,034
Payment 6,568,489
Order Status 656,849
Delivery 656,849
Stock Level 656,847
Customer Report 6,568,485
20% 19.7% New Order 4,331,210 2,034
Payment 4,331,214
Order Status 433,122
Delivery 433,121
Stock Level 433,119
Customer Report 4,331,214
10% 10.1% New Order 2,216,504 2,034
Payment 2,216,504
Order Status 221,651
Delivery 221,649
Stock Level 221,650
Customer Report 2,216,509
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0