Compal Electronics, Inc. SR224-2A ssj_ops@100% = 280,129
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     301,432
Calibration 2     282,493
Calibration 3     280,756
ssj_ops@calibrated=281,625
100% 99.5% 281,625 280,129
90% 90.0% 253,462 253,396
80% 80.5% 225,300 226,650
70% 69.7% 197,137 196,421
60% 59.9% 168,975 168,646
50% 49.9% 140,812 140,601
40% 40.0% 112,650 112,769
30% 30.1% 84,487 84,887
20% 19.9% 56,325 56,151
10% 9.7% 28,162 27,312
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 21,943,138 2,034
Payment 21,943,134
Order Status 2,194,316
Delivery 2,194,314
Stock Level 2,194,314
Customer Report 21,943,132
Calibration 2 New Order 20,547,196 2,034
Payment 20,547,193
Order Status 2,054,720
Delivery 2,054,718
Stock Level 2,054,719
Customer Report 20,547,190
Calibration 3 New Order 20,424,153 2,034
Payment 20,424,154
Order Status 2,042,413
Delivery 2,042,415
Stock Level 2,042,415
Customer Report 20,424,148
100% 99.5% New Order 20,375,473 2,034
Payment 20,375,479
Order Status 2,037,547
Delivery 2,037,549
Stock Level 2,037,548
Customer Report 20,375,482
90% 90.0% New Order 18,436,218 2,034
Payment 18,436,211
Order Status 1,843,620
Delivery 1,843,622
Stock Level 1,843,623
Customer Report 18,436,212
80% 80.5% New Order 16,485,050 2,034
Payment 16,485,058
Order Status 1,648,506
Delivery 1,648,506
Stock Level 1,648,506
Customer Report 16,485,056
70% 69.7% New Order 14,285,144 2,034
Payment 14,285,153
Order Status 1,428,514
Delivery 1,428,516
Stock Level 1,428,514
Customer Report 14,285,146
60% 59.9% New Order 12,265,777 2,034
Payment 12,265,777
Order Status 1,226,576
Delivery 1,226,578
Stock Level 1,226,577
Customer Report 12,265,774
50% 49.9% New Order 10,225,665 2,034
Payment 10,225,663
Order Status 1,022,565
Delivery 1,022,568
Stock Level 1,022,568
Customer Report 10,225,659
40% 40.0% New Order 8,201,403 2,034
Payment 8,201,400
Order Status 820,139
Delivery 820,139
Stock Level 820,139
Customer Report 8,201,405
30% 30.1% New Order 6,173,801 2,034
Payment 6,173,800
Order Status 617,379
Delivery 617,382
Stock Level 617,379
Customer Report 6,173,801
20% 19.9% New Order 4,083,718 2,034
Payment 4,083,729
Order Status 408,371
Delivery 408,374
Stock Level 408,372
Customer Report 4,083,739
10% 9.7% New Order 1,986,365 2,034
Payment 1,986,365
Order Status 198,635
Delivery 198,635
Stock Level 198,638
Customer Report 1,986,362
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0