Compal Electronics, Inc. SR224-2A ssj_ops@100% = 298,007
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     298,919
Calibration 2     299,092
Calibration 3     299,798
ssj_ops@calibrated=299,445
100% 99.5% 299,445 298,007
90% 89.6% 269,500 268,396
80% 79.8% 239,556 239,037
70% 69.6% 209,611 208,406
60% 60.1% 179,667 180,059
50% 50.1% 149,722 149,914
40% 40.1% 119,778 120,220
30% 29.9% 89,833 89,400
20% 19.8% 59,889 59,151
10% 9.9% 29,944 29,724
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 21,760,218 2,034
Payment 21,760,220
Order Status 2,176,020
Delivery 2,176,020
Stock Level 2,176,023
Customer Report 21,760,220
Calibration 2 New Order 21,754,497 2,034
Payment 21,754,500
Order Status 2,175,450
Delivery 2,175,449
Stock Level 2,175,449
Customer Report 21,754,497
Calibration 3 New Order 21,814,634 2,034
Payment 21,814,645
Order Status 2,181,465
Delivery 2,181,466
Stock Level 2,181,466
Customer Report 21,814,640
100% 99.5% New Order 21,679,510 2,034
Payment 21,679,516
Order Status 2,167,949
Delivery 2,167,951
Stock Level 2,167,952
Customer Report 21,679,510
90% 89.6% New Order 19,520,786 2,034
Payment 19,520,789
Order Status 1,952,078
Delivery 1,952,081
Stock Level 1,952,077
Customer Report 19,520,787
80% 79.8% New Order 17,386,480 2,034
Payment 17,386,476
Order Status 1,738,647
Delivery 1,738,648
Stock Level 1,738,647
Customer Report 17,386,482
70% 69.6% New Order 15,157,779 2,034
Payment 15,157,778
Order Status 1,515,777
Delivery 1,515,778
Stock Level 1,515,778
Customer Report 15,157,785
60% 60.1% New Order 13,095,518 2,034
Payment 13,095,526
Order Status 1,309,550
Delivery 1,309,551
Stock Level 1,309,554
Customer Report 13,095,524
50% 50.1% New Order 10,903,664 2,034
Payment 10,903,667
Order Status 1,090,364
Delivery 1,090,368
Stock Level 1,090,366
Customer Report 10,903,665
40% 40.1% New Order 8,743,638 2,034
Payment 8,743,638
Order Status 874,364
Delivery 874,364
Stock Level 874,364
Customer Report 8,743,633
30% 29.9% New Order 6,501,904 2,034
Payment 6,501,903
Order Status 650,191
Delivery 650,189
Stock Level 650,191
Customer Report 6,501,905
20% 19.8% New Order 4,302,176 2,034
Payment 4,302,176
Order Status 430,218
Delivery 430,216
Stock Level 430,217
Customer Report 4,302,168
10% 9.9% New Order 2,161,846 2,034
Payment 2,161,853
Order Status 216,185
Delivery 216,185
Stock Level 216,184
Customer Report 2,161,849
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0