Compal Electronics, Inc. SR224-2A ssj_ops@100% = 293,599
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     299,207
Calibration 2     293,919
Calibration 3     294,510
ssj_ops@calibrated=294,215
100% 99.8% 294,215 293,599
90% 90.0% 264,793 264,827
80% 80.0% 235,372 235,367
70% 70.0% 205,950 205,909
60% 60.6% 176,529 178,321
50% 50.0% 147,107 147,051
40% 40.0% 117,686 117,764
30% 30.1% 88,264 88,446
20% 20.0% 58,843 58,722
10% 10.1% 29,421 29,761
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 21,780,285 2,034
Payment 21,780,287
Order Status 2,178,028
Delivery 2,178,029
Stock Level 2,178,030
Customer Report 21,780,290
Calibration 2 New Order 21,383,440 2,034
Payment 21,383,445
Order Status 2,138,343
Delivery 2,138,342
Stock Level 2,138,347
Customer Report 21,383,434
Calibration 3 New Order 21,430,787 2,034
Payment 21,430,782
Order Status 2,143,079
Delivery 2,143,077
Stock Level 2,143,078
Customer Report 21,430,787
100% 99.8% New Order 21,354,756 2,034
Payment 21,354,753
Order Status 2,135,476
Delivery 2,135,473
Stock Level 2,135,476
Customer Report 21,354,755
90% 90.0% New Order 19,261,219 2,034
Payment 19,261,215
Order Status 1,926,120
Delivery 1,926,121
Stock Level 1,926,122
Customer Report 19,261,211
80% 80.0% New Order 17,118,314 2,034
Payment 17,118,315
Order Status 1,711,830
Delivery 1,711,831
Stock Level 1,711,833
Customer Report 17,118,311
70% 70.0% New Order 14,975,558 2,034
Payment 14,975,552
Order Status 1,497,556
Delivery 1,497,556
Stock Level 1,497,557
Customer Report 14,975,555
60% 60.6% New Order 12,969,029 2,034
Payment 12,969,032
Order Status 1,296,905
Delivery 1,296,902
Stock Level 1,296,903
Customer Report 12,969,034
50% 50.0% New Order 10,695,207 2,034
Payment 10,695,212
Order Status 1,069,521
Delivery 1,069,523
Stock Level 1,069,522
Customer Report 10,695,207
40% 40.0% New Order 8,564,822 2,034
Payment 8,564,826
Order Status 856,484
Delivery 856,480
Stock Level 856,480
Customer Report 8,564,822
30% 30.1% New Order 6,432,652 2,034
Payment 6,432,651
Order Status 643,265
Delivery 643,263
Stock Level 643,266
Customer Report 6,432,645
20% 20.0% New Order 4,270,879 2,034
Payment 4,270,872
Order Status 427,086
Delivery 427,089
Stock Level 427,088
Customer Report 4,270,877
10% 10.1% New Order 2,164,546 2,034
Payment 2,164,546
Order Status 216,454
Delivery 216,454
Stock Level 216,455
Customer Report 2,164,545
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0