Compal Electronics, Inc. SR224-2A ssj_ops@100% = 298,493
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     300,448
Calibration 2     298,064
Calibration 3     299,004
ssj_ops@calibrated=298,534
100% 100.0% 298,534 298,493
90% 89.5% 268,681 267,120
80% 80.4% 238,828 240,005
70% 70.1% 208,974 209,180
60% 59.3% 179,121 176,999
50% 50.0% 149,267 149,278
40% 40.4% 119,414 120,551
30% 30.1% 89,560 89,875
20% 20.0% 59,707 59,802
10% 9.9% 29,853 29,640
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 21,866,985 2,034
Payment 21,866,987
Order Status 2,186,700
Delivery 2,186,699
Stock Level 2,186,699
Customer Report 21,866,984
Calibration 2 New Order 21,679,784 2,034
Payment 21,679,783
Order Status 2,167,979
Delivery 2,167,977
Stock Level 2,167,979
Customer Report 21,679,785
Calibration 3 New Order 21,753,044 2,034
Payment 21,753,055
Order Status 2,175,304
Delivery 2,175,304
Stock Level 2,175,306
Customer Report 21,753,051
100% 100.0% New Order 21,716,604 2,034
Payment 21,716,609
Order Status 2,171,661
Delivery 2,171,661
Stock Level 2,171,661
Customer Report 21,716,608
90% 89.5% New Order 19,431,518 2,034
Payment 19,431,526
Order Status 1,943,151
Delivery 1,943,152
Stock Level 1,943,153
Customer Report 19,431,523
80% 80.4% New Order 17,455,641 2,034
Payment 17,455,645
Order Status 1,745,565
Delivery 1,745,562
Stock Level 1,745,565
Customer Report 17,455,649
70% 70.1% New Order 15,213,178 2,034
Payment 15,213,176
Order Status 1,521,318
Delivery 1,521,320
Stock Level 1,521,318
Customer Report 15,213,180
60% 59.3% New Order 12,873,127 2,034
Payment 12,873,126
Order Status 1,287,313
Delivery 1,287,312
Stock Level 1,287,313
Customer Report 12,873,127
50% 50.0% New Order 10,856,724 2,034
Payment 10,856,727
Order Status 1,085,672
Delivery 1,085,673
Stock Level 1,085,673
Customer Report 10,856,723
40% 40.4% New Order 8,767,417 2,034
Payment 8,767,414
Order Status 876,740
Delivery 876,741
Stock Level 876,742
Customer Report 8,767,414
30% 30.1% New Order 6,536,666 2,034
Payment 6,536,675
Order Status 653,668
Delivery 653,667
Stock Level 653,667
Customer Report 6,536,667
20% 20.0% New Order 4,349,368 2,034
Payment 4,349,376
Order Status 434,939
Delivery 434,940
Stock Level 434,938
Customer Report 4,349,373
10% 9.9% New Order 2,155,758 2,034
Payment 2,155,756
Order Status 215,576
Delivery 215,575
Stock Level 215,576
Customer Report 2,155,759
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0