Compal Electronics, Inc. SR224-2A ssj_ops@100% = 295,038
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     299,644
Calibration 2     296,853
Calibration 3     296,899
ssj_ops@calibrated=296,876
100% 99.4% 296,876 295,038
90% 89.0% 267,189 264,279
80% 80.0% 237,501 237,398
70% 69.7% 207,813 206,906
60% 60.3% 178,126 179,144
50% 50.0% 148,438 148,464
40% 39.9% 118,750 118,499
30% 29.9% 89,063 88,765
20% 19.9% 59,375 58,959
10% 10.0% 29,688 29,790
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 21,813,490 2,034
Payment 21,813,486
Order Status 2,181,349
Delivery 2,181,348
Stock Level 2,181,349
Customer Report 21,813,498
Calibration 2 New Order 21,597,299 2,034
Payment 21,597,295
Order Status 2,159,729
Delivery 2,159,729
Stock Level 2,159,730
Customer Report 21,597,293
Calibration 3 New Order 21,592,888 2,034
Payment 21,592,885
Order Status 2,159,289
Delivery 2,159,287
Stock Level 2,159,289
Customer Report 21,592,881
100% 99.4% New Order 21,460,808 2,034
Payment 21,460,806
Order Status 2,146,081
Delivery 2,146,081
Stock Level 2,146,081
Customer Report 21,460,814
90% 89.0% New Order 19,220,633 2,034
Payment 19,220,629
Order Status 1,922,063
Delivery 1,922,063
Stock Level 1,922,062
Customer Report 19,220,628
80% 80.0% New Order 17,272,768 2,034
Payment 17,272,767
Order Status 1,727,277
Delivery 1,727,277
Stock Level 1,727,275
Customer Report 17,272,764
70% 69.7% New Order 15,050,650 2,034
Payment 15,050,653
Order Status 1,505,066
Delivery 1,505,063
Stock Level 1,505,063
Customer Report 15,050,643
60% 60.3% New Order 13,030,003 2,034
Payment 13,030,004
Order Status 1,303,003
Delivery 1,303,001
Stock Level 1,303,000
Customer Report 13,030,002
50% 50.0% New Order 10,797,808 2,034
Payment 10,797,808
Order Status 1,079,780
Delivery 1,079,781
Stock Level 1,079,780
Customer Report 10,797,813
40% 39.9% New Order 8,618,364 2,034
Payment 8,618,363
Order Status 861,836
Delivery 861,835
Stock Level 861,835
Customer Report 8,618,361
30% 29.9% New Order 6,455,697 2,034
Payment 6,455,696
Order Status 645,569
Delivery 645,569
Stock Level 645,567
Customer Report 6,455,697
20% 19.9% New Order 4,288,036 2,034
Payment 4,288,040
Order Status 428,803
Delivery 428,805
Stock Level 428,804
Customer Report 4,288,036
10% 10.0% New Order 2,166,666 2,034
Payment 2,166,665
Order Status 216,667
Delivery 216,665
Stock Level 216,666
Customer Report 2,166,671
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0