Compal Electronics, Inc. SR224-2A ssj_ops@100% = 282,984
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     284,441
Calibration 2     284,496
Calibration 3     282,996
ssj_ops@calibrated=283,746
100% 99.7% 283,746 282,984
90% 89.6% 255,371 254,320
80% 79.9% 226,997 226,649
70% 70.0% 198,622 198,623
60% 59.9% 170,247 170,032
50% 50.3% 141,873 142,598
40% 39.6% 113,498 112,393
30% 29.5% 85,124 83,638
20% 20.0% 56,749 56,627
10% 9.9% 28,375 28,199
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 20,713,039 2,034
Payment 20,713,043
Order Status 2,071,303
Delivery 2,071,301
Stock Level 2,071,305
Customer Report 20,713,044
Calibration 2 New Order 20,695,889 2,034
Payment 20,695,888
Order Status 2,069,590
Delivery 2,069,589
Stock Level 2,069,588
Customer Report 20,695,889
Calibration 3 New Order 20,588,383 2,034
Payment 20,588,388
Order Status 2,058,839
Delivery 2,058,839
Stock Level 2,058,841
Customer Report 20,588,392
100% 99.7% New Order 20,585,668 2,034
Payment 20,585,674
Order Status 2,058,567
Delivery 2,058,569
Stock Level 2,058,568
Customer Report 20,585,676
90% 89.6% New Order 18,497,660 2,034
Payment 18,497,657
Order Status 1,849,765
Delivery 1,849,766
Stock Level 1,849,766
Customer Report 18,497,660
80% 79.9% New Order 16,484,471 2,034
Payment 16,484,477
Order Status 1,648,447
Delivery 1,648,448
Stock Level 1,648,449
Customer Report 16,484,474
70% 70.0% New Order 14,445,766 2,034
Payment 14,445,764
Order Status 1,444,576
Delivery 1,444,578
Stock Level 1,444,577
Customer Report 14,445,766
60% 59.9% New Order 12,366,064 2,034
Payment 12,366,057
Order Status 1,236,608
Delivery 1,236,606
Stock Level 1,236,605
Customer Report 12,366,060
50% 50.3% New Order 10,371,093 2,034
Payment 10,371,087
Order Status 1,037,108
Delivery 1,037,108
Stock Level 1,037,109
Customer Report 10,371,090
40% 39.6% New Order 8,174,120 2,034
Payment 8,174,123
Order Status 817,411
Delivery 817,412
Stock Level 817,413
Customer Report 8,174,119
30% 29.5% New Order 6,082,979 2,034
Payment 6,082,982
Order Status 608,299
Delivery 608,298
Stock Level 608,297
Customer Report 6,082,984
20% 20.0% New Order 4,118,428 2,034
Payment 4,118,425
Order Status 411,843
Delivery 411,841
Stock Level 411,844
Customer Report 4,118,425
10% 9.9% New Order 2,050,946 2,034
Payment 2,050,945
Order Status 205,094
Delivery 205,094
Stock Level 205,092
Customer Report 2,050,948
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0