Compal Electronics, Inc. SR224-2A ssj_ops@100% = 297,346
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     302,143
Calibration 2     297,583
Calibration 3     297,470
ssj_ops@calibrated=297,526
100% 99.9% 297,526 297,346
90% 89.9% 267,773 267,583
80% 80.2% 238,021 238,684
70% 69.7% 208,268 207,422
60% 60.4% 178,516 179,765
50% 49.8% 148,763 148,137
40% 40.7% 119,010 120,993
30% 30.0% 89,258 89,261
20% 20.1% 59,505 59,735
10% 10.1% 29,753 30,078
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 21,977,780 2,034
Payment 21,977,776
Order Status 2,197,779
Delivery 2,197,778
Stock Level 2,197,778
Customer Report 21,977,779
Calibration 2 New Order 21,642,404 2,034
Payment 21,642,405
Order Status 2,164,241
Delivery 2,164,241
Stock Level 2,164,239
Customer Report 21,642,406
Calibration 3 New Order 21,635,756 2,034
Payment 21,635,754
Order Status 2,163,578
Delivery 2,163,576
Stock Level 2,163,577
Customer Report 21,635,757
100% 99.9% New Order 21,631,022 2,034
Payment 21,631,023
Order Status 2,163,102
Delivery 2,163,103
Stock Level 2,163,103
Customer Report 21,631,024
90% 89.9% New Order 19,461,612 2,034
Payment 19,461,601
Order Status 1,946,162
Delivery 1,946,159
Stock Level 1,946,161
Customer Report 19,461,607
80% 80.2% New Order 17,358,931 2,034
Payment 17,358,933
Order Status 1,735,894
Delivery 1,735,893
Stock Level 1,735,892
Customer Report 17,358,928
70% 69.7% New Order 15,088,624 2,034
Payment 15,088,632
Order Status 1,508,860
Delivery 1,508,863
Stock Level 1,508,862
Customer Report 15,088,622
60% 60.4% New Order 13,074,477 2,034
Payment 13,074,481
Order Status 1,307,447
Delivery 1,307,448
Stock Level 1,307,447
Customer Report 13,074,481
50% 49.8% New Order 10,774,001 2,034
Payment 10,774,002
Order Status 1,077,400
Delivery 1,077,401
Stock Level 1,077,400
Customer Report 10,774,000
40% 40.7% New Order 8,799,621 2,034
Payment 8,799,622
Order Status 879,962
Delivery 879,964
Stock Level 879,962
Customer Report 8,799,616
30% 30.0% New Order 6,491,962 2,034
Payment 6,491,965
Order Status 649,197
Delivery 649,196
Stock Level 649,194
Customer Report 6,491,960
20% 20.1% New Order 4,344,519 2,034
Payment 4,344,515
Order Status 434,452
Delivery 434,453
Stock Level 434,453
Customer Report 4,344,514
10% 10.1% New Order 2,187,575 2,034
Payment 2,187,579
Order Status 218,757
Delivery 218,758
Stock Level 218,758
Customer Report 2,187,573
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0