Compal Electronics, Inc. SR224-2A ssj_ops@100% = 298,416
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     300,699
Calibration 2     299,522
Calibration 3     299,566
ssj_ops@calibrated=299,544
100% 99.6% 299,544 298,416
90% 90.0% 269,590 269,518
80% 80.2% 239,635 240,088
70% 70.5% 209,681 211,141
60% 59.6% 179,726 178,536
50% 49.7% 149,772 148,854
40% 40.3% 119,818 120,647
30% 30.2% 89,863 90,369
20% 20.3% 59,909 60,943
10% 9.9% 29,954 29,762
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 21,874,107 2,034
Payment 21,874,111
Order Status 2,187,410
Delivery 2,187,410
Stock Level 2,187,412
Customer Report 21,874,109
Calibration 2 New Order 21,784,678 2,034
Payment 21,784,682
Order Status 2,178,468
Delivery 2,178,466
Stock Level 2,178,467
Customer Report 21,784,685
Calibration 3 New Order 21,798,712 2,034
Payment 21,798,723
Order Status 2,179,871
Delivery 2,179,873
Stock Level 2,179,871
Customer Report 21,798,711
100% 99.6% New Order 21,713,036 2,034
Payment 21,713,043
Order Status 2,171,304
Delivery 2,171,305
Stock Level 2,171,303
Customer Report 21,713,042
90% 90.0% New Order 19,602,949 2,034
Payment 19,602,952
Order Status 1,960,295
Delivery 1,960,294
Stock Level 1,960,293
Customer Report 19,602,950
80% 80.2% New Order 17,465,868 2,034
Payment 17,465,862
Order Status 1,746,586
Delivery 1,746,587
Stock Level 1,746,588
Customer Report 17,465,861
70% 70.5% New Order 15,356,268 2,034
Payment 15,356,270
Order Status 1,535,627
Delivery 1,535,627
Stock Level 1,535,628
Customer Report 15,356,274
60% 59.6% New Order 12,984,530 2,034
Payment 12,984,530
Order Status 1,298,454
Delivery 1,298,452
Stock Level 1,298,453
Customer Report 12,984,531
50% 49.7% New Order 10,827,225 2,034
Payment 10,827,228
Order Status 1,082,724
Delivery 1,082,722
Stock Level 1,082,721
Customer Report 10,827,237
40% 40.3% New Order 8,774,651 2,034
Payment 8,774,656
Order Status 877,467
Delivery 877,465
Stock Level 877,465
Customer Report 8,774,659
30% 30.2% New Order 6,572,503 2,034
Payment 6,572,500
Order Status 657,252
Delivery 657,250
Stock Level 657,250
Customer Report 6,572,499
20% 20.3% New Order 4,432,366 2,034
Payment 4,432,371
Order Status 443,239
Delivery 443,238
Stock Level 443,235
Customer Report 4,432,376
10% 9.9% New Order 2,164,630 2,034
Payment 2,164,635
Order Status 216,465
Delivery 216,463
Stock Level 216,463
Customer Report 2,164,638
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0