Compal Electronics, Inc. SR224-2A ssj_ops@100% = 293,663
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     294,120
Calibration 2     293,650
Calibration 3     293,283
ssj_ops@calibrated=293,467
100% 100.1% 293,467 293,663
90% 89.8% 264,120 263,448
80% 79.8% 234,773 234,250
70% 70.3% 205,427 206,379
60% 59.8% 176,080 175,593
50% 50.0% 146,733 146,780
40% 40.2% 117,387 117,872
30% 30.0% 88,040 88,066
20% 20.2% 58,693 59,357
10% 10.0% 29,347 29,212
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 21,403,418 2,034
Payment 21,403,422
Order Status 2,140,342
Delivery 2,140,342
Stock Level 2,140,342
Customer Report 21,403,413
Calibration 2 New Order 21,368,628 2,034
Payment 21,368,633
Order Status 2,136,863
Delivery 2,136,863
Stock Level 2,136,862
Customer Report 21,368,631
Calibration 3 New Order 21,334,052 2,034
Payment 21,334,054
Order Status 2,133,406
Delivery 2,133,407
Stock Level 2,133,405
Customer Report 21,334,056
100% 100.1% New Order 21,359,438 2,034
Payment 21,359,446
Order Status 2,135,946
Delivery 2,135,943
Stock Level 2,135,944
Customer Report 21,359,448
90% 89.8% New Order 19,161,847 2,034
Payment 19,161,847
Order Status 1,916,185
Delivery 1,916,185
Stock Level 1,916,185
Customer Report 19,161,845
80% 79.8% New Order 17,036,950 2,034
Payment 17,036,956
Order Status 1,703,696
Delivery 1,703,694
Stock Level 1,703,696
Customer Report 17,036,950
70% 70.3% New Order 15,009,673 2,034
Payment 15,009,678
Order Status 1,500,966
Delivery 1,500,965
Stock Level 1,500,966
Customer Report 15,009,675
60% 59.8% New Order 12,770,611 2,034
Payment 12,770,600
Order Status 1,277,061
Delivery 1,277,059
Stock Level 1,277,060
Customer Report 12,770,600
50% 50.0% New Order 10,675,227 2,034
Payment 10,675,228
Order Status 1,067,522
Delivery 1,067,522
Stock Level 1,067,524
Customer Report 10,675,236
40% 40.2% New Order 8,572,747 2,034
Payment 8,572,754
Order Status 857,278
Delivery 857,275
Stock Level 857,276
Customer Report 8,572,746
30% 30.0% New Order 6,405,068 2,034
Payment 6,405,076
Order Status 640,509
Delivery 640,506
Stock Level 640,508
Customer Report 6,405,074
20% 20.2% New Order 4,316,980 2,034
Payment 4,316,978
Order Status 431,700
Delivery 431,698
Stock Level 431,700
Customer Report 4,316,978
10% 10.0% New Order 2,124,545 2,034
Payment 2,124,541
Order Status 212,457
Delivery 212,453
Stock Level 212,456
Customer Report 2,124,548
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0