Compal Electronics, Inc. SR224-2A ssj_ops@100% = 296,345
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     299,252
Calibration 2     297,499
Calibration 3     297,286
ssj_ops@calibrated=297,392
100% 99.6% 297,392 296,345
90% 90.1% 267,653 268,018
80% 80.1% 237,914 238,294
70% 69.8% 208,175 207,690
60% 59.8% 178,435 177,739
50% 50.1% 148,696 149,052
40% 39.6% 118,957 117,851
30% 29.9% 89,218 88,815
20% 19.8% 59,478 59,006
10% 10.0% 29,739 29,882
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 21,775,968 2,034
Payment 21,775,963
Order Status 2,177,598
Delivery 2,177,597
Stock Level 2,177,596
Customer Report 21,775,973
Calibration 2 New Order 21,638,865 2,034
Payment 21,638,864
Order Status 2,163,887
Delivery 2,163,887
Stock Level 2,163,885
Customer Report 21,638,867
Calibration 3 New Order 21,630,826 2,034
Payment 21,630,834
Order Status 2,163,082
Delivery 2,163,081
Stock Level 2,163,082
Customer Report 21,630,832
100% 99.6% New Order 21,554,622 2,034
Payment 21,554,614
Order Status 2,155,461
Delivery 2,155,460
Stock Level 2,155,460
Customer Report 21,554,608
90% 90.1% New Order 19,493,040 2,034
Payment 19,493,041
Order Status 1,949,304
Delivery 1,949,304
Stock Level 1,949,305
Customer Report 19,493,034
80% 80.1% New Order 17,332,994 2,034
Payment 17,332,989
Order Status 1,733,302
Delivery 1,733,300
Stock Level 1,733,301
Customer Report 17,332,995
70% 69.8% New Order 15,104,871 2,034
Payment 15,104,868
Order Status 1,510,487
Delivery 1,510,488
Stock Level 1,510,486
Customer Report 15,104,866
60% 59.8% New Order 12,926,505 2,034
Payment 12,926,503
Order Status 1,292,649
Delivery 1,292,650
Stock Level 1,292,652
Customer Report 12,926,508
50% 50.1% New Order 10,840,654 2,034
Payment 10,840,659
Order Status 1,084,067
Delivery 1,084,066
Stock Level 1,084,065
Customer Report 10,840,657
40% 39.6% New Order 8,571,537 2,034
Payment 8,571,532
Order Status 857,153
Delivery 857,153
Stock Level 857,154
Customer Report 8,571,537
30% 29.9% New Order 6,459,485 2,034
Payment 6,459,485
Order Status 645,950
Delivery 645,949
Stock Level 645,949
Customer Report 6,459,485
20% 19.8% New Order 4,291,519 2,034
Payment 4,291,510
Order Status 429,153
Delivery 429,151
Stock Level 429,151
Customer Report 4,291,517
10% 10.0% New Order 2,173,327 2,034
Payment 2,173,335
Order Status 217,332
Delivery 217,337
Stock Level 217,334
Customer Report 2,173,335
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0