Compal Electronics, Inc. SR224-2A ssj_ops@100% = 298,071
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     300,545
Calibration 2     298,262
Calibration 3     299,252
ssj_ops@calibrated=298,757
100% 99.8% 298,757 298,071
90% 90.1% 268,881 269,139
80% 80.7% 239,005 241,079
70% 69.7% 209,130 208,161
60% 60.3% 179,254 180,254
50% 50.2% 149,378 149,942
40% 39.8% 119,503 119,036
30% 30.0% 89,627 89,571
20% 20.2% 59,751 60,255
10% 10.2% 29,876 30,495
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 21,863,459 2,034
Payment 21,863,457
Order Status 2,186,344
Delivery 2,186,344
Stock Level 2,186,347
Customer Report 21,863,459
Calibration 2 New Order 21,699,626 2,034
Payment 21,699,629
Order Status 2,169,961
Delivery 2,169,963
Stock Level 2,169,962
Customer Report 21,699,627
Calibration 3 New Order 21,770,163 2,034
Payment 21,770,170
Order Status 2,177,017
Delivery 2,177,018
Stock Level 2,177,017
Customer Report 21,770,171
100% 99.8% New Order 21,681,048 2,034
Payment 21,681,043
Order Status 2,168,106
Delivery 2,168,105
Stock Level 2,168,105
Customer Report 21,681,043
90% 90.1% New Order 19,574,345 2,034
Payment 19,574,343
Order Status 1,957,435
Delivery 1,957,433
Stock Level 1,957,434
Customer Report 19,574,346
80% 80.7% New Order 17,537,082 2,034
Payment 17,537,084
Order Status 1,753,708
Delivery 1,753,707
Stock Level 1,753,707
Customer Report 17,537,083
70% 69.7% New Order 15,139,171 2,034
Payment 15,139,171
Order Status 1,513,917
Delivery 1,513,918
Stock Level 1,513,917
Customer Report 15,139,172
60% 60.3% New Order 13,109,456 2,034
Payment 13,109,456
Order Status 1,310,943
Delivery 1,310,945
Stock Level 1,310,946
Customer Report 13,109,451
50% 50.2% New Order 10,905,258 2,034
Payment 10,905,262
Order Status 1,090,526
Delivery 1,090,527
Stock Level 1,090,525
Customer Report 10,905,265
40% 39.8% New Order 8,657,272 2,034
Payment 8,657,274
Order Status 865,729
Delivery 865,728
Stock Level 865,727
Customer Report 8,657,273
30% 30.0% New Order 6,514,491 2,034
Payment 6,514,494
Order Status 651,449
Delivery 651,447
Stock Level 651,448
Customer Report 6,514,490
20% 20.2% New Order 4,382,252 2,034
Payment 4,382,249
Order Status 438,224
Delivery 438,225
Stock Level 438,225
Customer Report 4,382,242
10% 10.2% New Order 2,217,880 2,034
Payment 2,217,879
Order Status 221,787
Delivery 221,788
Stock Level 221,789
Customer Report 2,217,877
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0