Compal Electronics, Inc. SR224-2A ssj_ops@100% = 297,906
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     299,487
Calibration 2     298,135
Calibration 3     298,449
ssj_ops@calibrated=298,292
100% 99.9% 298,292 297,906
90% 89.8% 268,463 267,809
80% 79.8% 238,634 237,920
70% 70.4% 208,804 210,062
60% 60.7% 178,975 181,102
50% 50.0% 149,146 149,131
40% 39.9% 119,317 119,007
30% 30.1% 89,488 89,894
20% 20.3% 59,658 60,480
10% 9.8% 29,829 29,312
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 21,798,736 2,034
Payment 21,798,745
Order Status 2,179,874
Delivery 2,179,872
Stock Level 2,179,873
Customer Report 21,798,743
Calibration 2 New Order 21,696,559 2,034
Payment 21,696,557
Order Status 2,169,655
Delivery 2,169,655
Stock Level 2,169,656
Customer Report 21,696,560
Calibration 3 New Order 21,707,517 2,034
Payment 21,707,520
Order Status 2,170,752
Delivery 2,170,752
Stock Level 2,170,752
Customer Report 21,707,514
100% 99.9% New Order 21,667,591 2,034
Payment 21,667,587
Order Status 2,166,760
Delivery 2,166,758
Stock Level 2,166,759
Customer Report 21,667,585
90% 89.8% New Order 19,477,979 2,034
Payment 19,477,977
Order Status 1,947,797
Delivery 1,947,798
Stock Level 1,947,797
Customer Report 19,477,979
80% 79.8% New Order 17,304,181 2,034
Payment 17,304,185
Order Status 1,730,418
Delivery 1,730,417
Stock Level 1,730,417
Customer Report 17,304,184
70% 70.4% New Order 15,277,832 2,034
Payment 15,277,830
Order Status 1,527,783
Delivery 1,527,784
Stock Level 1,527,783
Customer Report 15,277,830
60% 60.7% New Order 13,171,110 2,034
Payment 13,171,113
Order Status 1,317,110
Delivery 1,317,112
Stock Level 1,317,111
Customer Report 13,171,103
50% 50.0% New Order 10,846,262 2,034
Payment 10,846,262
Order Status 1,084,627
Delivery 1,084,626
Stock Level 1,084,625
Customer Report 10,846,263
40% 39.9% New Order 8,655,148 2,034
Payment 8,655,154
Order Status 865,515
Delivery 865,515
Stock Level 865,516
Customer Report 8,655,152
30% 30.1% New Order 6,538,364 2,034
Payment 6,538,371
Order Status 653,836
Delivery 653,835
Stock Level 653,837
Customer Report 6,538,377
20% 20.3% New Order 4,398,798 2,034
Payment 4,398,795
Order Status 439,882
Delivery 439,882
Stock Level 439,880
Customer Report 4,398,803
10% 9.8% New Order 2,131,818 2,034
Payment 2,131,819
Order Status 213,182
Delivery 213,180
Stock Level 213,182
Customer Report 2,131,820
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0