Compal Electronics, Inc. SR224-2A ssj_ops@100% = 298,889
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     297,981
Calibration 2     298,921
Calibration 3     298,634
ssj_ops@calibrated=298,777
100% 100.0% 298,777 298,889
90% 90.0% 268,900 268,841
80% 79.8% 239,022 238,403
70% 70.7% 209,144 211,137
60% 60.3% 179,266 180,127
50% 50.0% 149,389 149,406
40% 39.9% 119,511 119,339
30% 30.0% 89,633 89,736
20% 20.2% 59,755 60,475
10% 9.8% 29,878 29,412
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 21,691,068 2,034
Payment 21,691,068
Order Status 2,169,106
Delivery 2,169,107
Stock Level 2,169,107
Customer Report 21,691,067
Calibration 2 New Order 21,742,379 2,034
Payment 21,742,393
Order Status 2,174,239
Delivery 2,174,240
Stock Level 2,174,239
Customer Report 21,742,387
Calibration 3 New Order 21,725,948 2,034
Payment 21,725,951
Order Status 2,172,595
Delivery 2,172,597
Stock Level 2,172,595
Customer Report 21,725,946
100% 100.0% New Order 21,746,185 2,034
Payment 21,746,194
Order Status 2,174,620
Delivery 2,174,619
Stock Level 2,174,617
Customer Report 21,746,186
90% 90.0% New Order 19,552,223 2,034
Payment 19,552,217
Order Status 1,955,223
Delivery 1,955,224
Stock Level 1,955,221
Customer Report 19,552,226
80% 79.8% New Order 17,338,603 2,034
Payment 17,338,607
Order Status 1,733,861
Delivery 1,733,859
Stock Level 1,733,860
Customer Report 17,338,608
70% 70.7% New Order 15,355,972 2,034
Payment 15,355,970
Order Status 1,535,599
Delivery 1,535,595
Stock Level 1,535,597
Customer Report 15,355,974
60% 60.3% New Order 13,101,852 2,034
Payment 13,101,860
Order Status 1,310,187
Delivery 1,310,185
Stock Level 1,310,187
Customer Report 13,101,857
50% 50.0% New Order 10,866,098 2,034
Payment 10,866,100
Order Status 1,086,610
Delivery 1,086,606
Stock Level 1,086,610
Customer Report 10,866,107
40% 39.9% New Order 8,679,437 2,034
Payment 8,679,430
Order Status 867,943
Delivery 867,943
Stock Level 867,943
Customer Report 8,679,435
30% 30.0% New Order 6,526,236 2,034
Payment 6,526,231
Order Status 652,626
Delivery 652,624
Stock Level 652,623
Customer Report 6,526,228
20% 20.2% New Order 4,398,455 2,034
Payment 4,398,449
Order Status 439,843
Delivery 439,844
Stock Level 439,845
Customer Report 4,398,457
10% 9.8% New Order 2,139,093 2,034
Payment 2,139,093
Order Status 213,908
Delivery 213,907
Stock Level 213,910
Customer Report 2,139,089
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0