Compal Electronics, Inc. SR224-2A ssj_ops@100% = 295,856
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     295,285
Calibration 2     295,057
Calibration 3     294,696
ssj_ops@calibrated=294,877
100% 100.3% 294,877 295,856
90% 89.4% 265,389 263,652
80% 79.8% 235,901 235,230
70% 70.2% 206,414 207,109
60% 59.8% 176,926 176,240
50% 50.1% 147,438 147,679
40% 39.4% 117,951 116,226
30% 29.9% 88,463 88,221
20% 20.2% 58,975 59,567
10% 9.9% 29,488 29,078
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 21,488,599 2,034
Payment 21,488,592
Order Status 2,148,861
Delivery 2,148,858
Stock Level 2,148,861
Customer Report 21,488,605
Calibration 2 New Order 21,468,356 2,034
Payment 21,468,362
Order Status 2,146,837
Delivery 2,146,836
Stock Level 2,146,835
Customer Report 21,468,360
Calibration 3 New Order 21,442,966 2,034
Payment 21,442,967
Order Status 2,144,297
Delivery 2,144,298
Stock Level 2,144,297
Customer Report 21,442,973
100% 100.3% New Order 21,523,136 2,034
Payment 21,523,141
Order Status 2,152,313
Delivery 2,152,315
Stock Level 2,152,315
Customer Report 21,523,133
90% 89.4% New Order 19,175,613 2,034
Payment 19,175,618
Order Status 1,917,563
Delivery 1,917,561
Stock Level 1,917,561
Customer Report 19,175,613
80% 79.8% New Order 17,107,728 2,034
Payment 17,107,711
Order Status 1,710,774
Delivery 1,710,773
Stock Level 1,710,771
Customer Report 17,107,713
70% 70.2% New Order 15,062,764 2,034
Payment 15,062,765
Order Status 1,506,278
Delivery 1,506,276
Stock Level 1,506,276
Customer Report 15,062,761
60% 59.8% New Order 12,817,808 2,034
Payment 12,817,801
Order Status 1,281,780
Delivery 1,281,779
Stock Level 1,281,780
Customer Report 12,817,813
50% 50.1% New Order 10,740,802 2,034
Payment 10,740,797
Order Status 1,074,080
Delivery 1,074,079
Stock Level 1,074,079
Customer Report 10,740,797
40% 39.4% New Order 8,452,807 2,034
Payment 8,452,806
Order Status 845,281
Delivery 845,280
Stock Level 845,283
Customer Report 8,452,804
30% 29.9% New Order 6,416,341 2,034
Payment 6,416,324
Order Status 641,634
Delivery 641,634
Stock Level 641,635
Customer Report 6,416,327
20% 20.2% New Order 4,332,423 2,034
Payment 4,332,426
Order Status 433,240
Delivery 433,242
Stock Level 433,243
Customer Report 4,332,426
10% 9.9% New Order 2,114,756 2,034
Payment 2,114,756
Order Status 211,474
Delivery 211,476
Stock Level 211,477
Customer Report 2,114,752
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0