Compal Electronics, Inc. SR224-2A ssj_ops@100% = 301,742
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     302,738
Calibration 2     301,661
Calibration 3     301,157
ssj_ops@calibrated=301,409
100% 100.1% 301,409 301,742
90% 89.7% 271,268 270,251
80% 79.7% 241,127 240,342
70% 70.2% 210,986 211,672
60% 60.0% 180,845 180,811
50% 50.2% 150,704 151,238
40% 39.9% 120,564 120,364
30% 30.1% 90,423 90,818
20% 20.2% 60,282 60,802
10% 10.2% 30,141 30,778
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 22,036,860 2,034
Payment 22,036,864
Order Status 2,203,688
Delivery 2,203,688
Stock Level 2,203,684
Customer Report 22,036,868
Calibration 2 New Order 21,941,398 2,034
Payment 21,941,401
Order Status 2,194,140
Delivery 2,194,139
Stock Level 2,194,141
Customer Report 21,941,404
Calibration 3 New Order 21,907,368 2,034
Payment 21,907,360
Order Status 2,190,738
Delivery 2,190,736
Stock Level 2,190,737
Customer Report 21,907,371
100% 100.1% New Order 21,953,381 2,034
Payment 21,953,377
Order Status 2,195,338
Delivery 2,195,338
Stock Level 2,195,338
Customer Report 21,953,381
90% 89.7% New Order 19,665,681 2,034
Payment 19,665,683
Order Status 1,966,568
Delivery 1,966,567
Stock Level 1,966,568
Customer Report 19,665,684
80% 79.7% New Order 17,481,498 2,034
Payment 17,481,492
Order Status 1,748,150
Delivery 1,748,149
Stock Level 1,748,150
Customer Report 17,481,492
70% 70.2% New Order 15,395,403 2,034
Payment 15,395,400
Order Status 1,539,539
Delivery 1,539,538
Stock Level 1,539,540
Customer Report 15,395,394
60% 60.0% New Order 13,149,954 2,034
Payment 13,149,959
Order Status 1,314,995
Delivery 1,314,994
Stock Level 1,314,996
Customer Report 13,149,958
50% 50.2% New Order 10,999,400 2,034
Payment 10,999,404
Order Status 1,099,941
Delivery 1,099,940
Stock Level 1,099,939
Customer Report 10,999,407
40% 39.9% New Order 8,753,899 2,034
Payment 8,753,896
Order Status 875,391
Delivery 875,389
Stock Level 875,389
Customer Report 8,753,899
30% 30.1% New Order 6,604,965 2,034
Payment 6,604,963
Order Status 660,497
Delivery 660,497
Stock Level 660,498
Customer Report 6,604,962
20% 20.2% New Order 4,422,122 2,034
Payment 4,422,122
Order Status 442,211
Delivery 442,211
Stock Level 442,210
Customer Report 4,422,124
10% 10.2% New Order 2,238,492 2,034
Payment 2,238,479
Order Status 223,849
Delivery 223,849
Stock Level 223,848
Customer Report 2,238,483
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0