Compal Electronics, Inc. SR224-2A ssj_ops@100% = 298,675
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     298,854
Calibration 2     298,503
Calibration 3     299,560
ssj_ops@calibrated=299,032
100% 99.9% 299,032 298,675
90% 89.6% 269,129 267,797
80% 79.8% 239,225 238,732
70% 69.9% 209,322 208,895
60% 60.4% 179,419 180,621
50% 49.8% 149,516 148,848
40% 39.8% 119,613 119,073
30% 30.0% 89,710 89,719
20% 19.9% 59,806 59,584
10% 9.9% 29,903 29,654
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 21,738,516 2,034
Payment 21,738,508
Order Status 2,173,852
Delivery 2,173,851
Stock Level 2,173,852
Customer Report 21,738,511
Calibration 2 New Order 21,711,886 2,034
Payment 21,711,889
Order Status 2,171,189
Delivery 2,171,189
Stock Level 2,171,189
Customer Report 21,711,888
Calibration 3 New Order 21,800,202 2,034
Payment 21,800,209
Order Status 2,180,019
Delivery 2,180,022
Stock Level 2,180,020
Customer Report 21,800,209
100% 99.9% New Order 21,733,386 2,034
Payment 21,733,384
Order Status 2,173,340
Delivery 2,173,340
Stock Level 2,173,340
Customer Report 21,733,379
90% 89.6% New Order 19,476,391 2,034
Payment 19,476,392
Order Status 1,947,641
Delivery 1,947,639
Stock Level 1,947,639
Customer Report 19,476,386
80% 79.8% New Order 17,363,210 2,034
Payment 17,363,209
Order Status 1,736,318
Delivery 1,736,323
Stock Level 1,736,320
Customer Report 17,363,203
70% 69.9% New Order 15,193,273 2,034
Payment 15,193,271
Order Status 1,519,329
Delivery 1,519,326
Stock Level 1,519,328
Customer Report 15,193,270
60% 60.4% New Order 13,136,461 2,034
Payment 13,136,460
Order Status 1,313,646
Delivery 1,313,646
Stock Level 1,313,648
Customer Report 13,136,456
50% 49.8% New Order 10,825,492 2,034
Payment 10,825,498
Order Status 1,082,550
Delivery 1,082,549
Stock Level 1,082,549
Customer Report 10,825,491
40% 39.8% New Order 8,659,865 2,034
Payment 8,659,867
Order Status 865,986
Delivery 865,987
Stock Level 865,988
Customer Report 8,659,874
30% 30.0% New Order 6,525,215 2,034
Payment 6,525,226
Order Status 652,520
Delivery 652,521
Stock Level 652,521
Customer Report 6,525,214
20% 19.9% New Order 4,333,636 2,034
Payment 4,333,639
Order Status 433,364
Delivery 433,364
Stock Level 433,363
Customer Report 4,333,634
10% 9.9% New Order 2,156,742 2,034
Payment 2,156,743
Order Status 215,674
Delivery 215,673
Stock Level 215,675
Customer Report 2,156,740
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0