Compal Electronics, Inc. SR224-2A ssj_ops@100% = 295,467
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     298,784
Calibration 2     295,058
Calibration 3     294,937
ssj_ops@calibrated=294,998
100% 100.2% 294,998 295,467
90% 90.0% 265,498 265,540
80% 80.2% 235,998 236,491
70% 69.8% 206,498 205,789
60% 59.8% 176,999 176,537
50% 49.7% 147,499 146,580
40% 40.1% 117,999 118,407
30% 29.9% 88,499 88,181
20% 20.1% 59,000 59,368
10% 9.9% 29,500 29,208
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 21,743,468 2,034
Payment 21,743,467
Order Status 2,174,346
Delivery 2,174,347
Stock Level 2,174,345
Customer Report 21,743,468
Calibration 2 New Order 21,466,964 2,034
Payment 21,466,973
Order Status 2,146,699
Delivery 2,146,696
Stock Level 2,146,695
Customer Report 21,466,979
Calibration 3 New Order 21,457,859 2,034
Payment 21,457,859
Order Status 2,145,784
Delivery 2,145,786
Stock Level 2,145,788
Customer Report 21,457,860
100% 100.2% New Order 21,489,113 2,034
Payment 21,489,115
Order Status 2,148,913
Delivery 2,148,910
Stock Level 2,148,912
Customer Report 21,489,113
90% 90.0% New Order 19,314,903 2,034
Payment 19,314,899
Order Status 1,931,488
Delivery 1,931,491
Stock Level 1,931,490
Customer Report 19,314,908
80% 80.2% New Order 17,204,068 2,034
Payment 17,204,066
Order Status 1,720,407
Delivery 1,720,406
Stock Level 1,720,406
Customer Report 17,204,069
70% 69.8% New Order 14,978,559 2,034
Payment 14,978,558
Order Status 1,497,855
Delivery 1,497,856
Stock Level 1,497,856
Customer Report 14,978,559
60% 59.8% New Order 12,839,860 2,034
Payment 12,839,861
Order Status 1,283,985
Delivery 1,283,985
Stock Level 1,283,987
Customer Report 12,839,860
50% 49.7% New Order 10,660,883 2,034
Payment 10,660,881
Order Status 1,066,089
Delivery 1,066,090
Stock Level 1,066,090
Customer Report 10,660,884
40% 40.1% New Order 8,611,996 2,034
Payment 8,611,996
Order Status 861,199
Delivery 861,200
Stock Level 861,200
Customer Report 8,611,996
30% 29.9% New Order 6,413,456 2,034
Payment 6,413,467
Order Status 641,347
Delivery 641,346
Stock Level 641,347
Customer Report 6,413,461
20% 20.1% New Order 4,317,755 2,034
Payment 4,317,758
Order Status 431,777
Delivery 431,776
Stock Level 431,776
Customer Report 4,317,753
10% 9.9% New Order 2,124,242 2,034
Payment 2,124,243
Order Status 212,424
Delivery 212,423
Stock Level 212,424
Customer Report 2,124,244
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0