Compal Electronics, Inc. SR224-2A ssj_ops@100% = 291,632
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     296,046
Calibration 2     294,643
Calibration 3     291,989
ssj_ops@calibrated=293,316
100% 99.4% 293,316 291,632
90% 89.8% 263,984 263,281
80% 80.5% 234,653 236,117
70% 69.9% 205,321 204,955
60% 59.7% 175,989 175,112
50% 50.5% 146,658 148,202
40% 40.1% 117,326 117,563
30% 29.8% 87,995 87,448
20% 20.1% 58,663 58,868
10% 10.0% 29,332 29,445
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 21,541,792 2,034
Payment 21,541,794
Order Status 2,154,181
Delivery 2,154,181
Stock Level 2,154,181
Customer Report 21,541,794
Calibration 2 New Order 21,431,191 2,034
Payment 21,431,195
Order Status 2,143,120
Delivery 2,143,119
Stock Level 2,143,118
Customer Report 21,431,190
Calibration 3 New Order 21,239,041 2,034
Payment 21,239,041
Order Status 2,123,904
Delivery 2,123,903
Stock Level 2,123,905
Customer Report 21,239,040
100% 99.4% New Order 21,213,524 2,034
Payment 21,213,521
Order Status 2,121,352
Delivery 2,121,354
Stock Level 2,121,353
Customer Report 21,213,530
90% 89.8% New Order 19,148,843 2,034
Payment 19,148,845
Order Status 1,914,885
Delivery 1,914,884
Stock Level 1,914,883
Customer Report 19,148,844
80% 80.5% New Order 17,175,675 2,034
Payment 17,175,669
Order Status 1,717,568
Delivery 1,717,567
Stock Level 1,717,568
Customer Report 17,175,662
70% 69.9% New Order 14,925,185 2,034
Payment 14,925,187
Order Status 1,492,519
Delivery 1,492,518
Stock Level 1,492,517
Customer Report 14,925,177
60% 59.7% New Order 12,735,491 2,034
Payment 12,735,484
Order Status 1,273,549
Delivery 1,273,550
Stock Level 1,273,549
Customer Report 12,735,490
50% 50.5% New Order 10,779,405 2,034
Payment 10,779,406
Order Status 1,077,939
Delivery 1,077,941
Stock Level 1,077,941
Customer Report 10,779,406
40% 40.1% New Order 8,550,036 2,034
Payment 8,550,038
Order Status 855,005
Delivery 855,003
Stock Level 855,006
Customer Report 8,550,037
30% 29.8% New Order 6,359,893 2,034
Payment 6,359,884
Order Status 635,990
Delivery 635,990
Stock Level 635,989
Customer Report 6,359,889
20% 20.1% New Order 4,281,490 2,034
Payment 4,281,489
Order Status 428,148
Delivery 428,150
Stock Level 428,149
Customer Report 4,281,486
10% 10.0% New Order 2,141,517 2,034
Payment 2,141,514
Order Status 214,150
Delivery 214,152
Stock Level 214,151
Customer Report 2,141,516
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0