Compal Electronics, Inc. SR224-2A ssj_ops@100% = 293,613
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     296,888
Calibration 2     295,254
Calibration 3     295,012
ssj_ops@calibrated=295,133
100% 99.5% 295,133 293,613
90% 89.8% 265,620 265,079
80% 79.9% 236,106 235,898
70% 69.8% 206,593 206,030
60% 60.1% 177,080 177,512
50% 49.6% 147,566 146,444
40% 40.3% 118,053 118,877
30% 30.0% 88,540 88,545
20% 20.0% 59,027 59,100
10% 10.0% 29,513 29,540
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 21,610,038 2,034
Payment 21,610,037
Order Status 2,161,002
Delivery 2,161,004
Stock Level 2,161,002
Customer Report 21,610,036
Calibration 2 New Order 21,479,769 2,034
Payment 21,479,771
Order Status 2,147,975
Delivery 2,147,976
Stock Level 2,147,978
Customer Report 21,479,768
Calibration 3 New Order 21,466,002 2,034
Payment 21,466,007
Order Status 2,146,601
Delivery 2,146,602
Stock Level 2,146,602
Customer Report 21,466,000
100% 99.5% New Order 21,357,213 2,034
Payment 21,357,222
Order Status 2,135,724
Delivery 2,135,723
Stock Level 2,135,721
Customer Report 21,357,221
90% 89.8% New Order 19,286,694 2,034
Payment 19,286,692
Order Status 1,928,669
Delivery 1,928,671
Stock Level 1,928,669
Customer Report 19,286,699
80% 79.9% New Order 17,158,228 2,034
Payment 17,158,236
Order Status 1,715,821
Delivery 1,715,824
Stock Level 1,715,823
Customer Report 17,158,229
70% 69.8% New Order 14,986,885 2,034
Payment 14,986,886
Order Status 1,498,687
Delivery 1,498,688
Stock Level 1,498,689
Customer Report 14,986,885
60% 60.1% New Order 12,910,326 2,034
Payment 12,910,330
Order Status 1,291,034
Delivery 1,291,033
Stock Level 1,291,031
Customer Report 12,910,325
50% 49.6% New Order 10,650,690 2,034
Payment 10,650,695
Order Status 1,065,069
Delivery 1,065,067
Stock Level 1,065,069
Customer Report 10,650,692
40% 40.3% New Order 8,646,149 2,034
Payment 8,646,150
Order Status 864,617
Delivery 864,613
Stock Level 864,614
Customer Report 8,646,153
30% 30.0% New Order 6,439,844 2,034
Payment 6,439,844
Order Status 643,986
Delivery 643,983
Stock Level 643,983
Customer Report 6,439,854
20% 20.0% New Order 4,298,279 2,034
Payment 4,298,277
Order Status 429,827
Delivery 429,828
Stock Level 429,827
Customer Report 4,298,279
10% 10.0% New Order 2,148,481 2,034
Payment 2,148,484
Order Status 214,848
Delivery 214,850
Stock Level 214,849
Customer Report 2,148,489
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0