Compal Electronics, Inc. SR224-2A ssj_ops@100% = 297,697
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     300,315
Calibration 2     300,728
Calibration 3     297,403
ssj_ops@calibrated=299,065
100% 99.5% 299,065 297,697
90% 89.6% 269,159 268,044
80% 79.7% 239,252 238,344
70% 69.8% 209,346 208,715
60% 59.9% 179,439 179,165
50% 50.3% 149,533 150,331
40% 39.7% 119,626 118,730
30% 29.8% 89,720 89,140
20% 19.9% 59,813 59,603
10% 9.9% 29,907 29,544
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 21,863,270 2,034
Payment 21,863,271
Order Status 2,186,327
Delivery 2,186,326
Stock Level 2,186,327
Customer Report 21,863,269
Calibration 2 New Order 21,872,403 2,034
Payment 21,872,395
Order Status 2,187,240
Delivery 2,187,239
Stock Level 2,187,239
Customer Report 21,872,399
Calibration 3 New Order 21,646,385 2,034
Payment 21,646,387
Order Status 2,164,639
Delivery 2,164,636
Stock Level 2,164,639
Customer Report 21,646,396
100% 99.5% New Order 21,652,259 2,034
Payment 21,652,264
Order Status 2,165,225
Delivery 2,165,225
Stock Level 2,165,227
Customer Report 21,652,257
90% 89.6% New Order 19,494,908 2,034
Payment 19,494,909
Order Status 1,949,489
Delivery 1,949,491
Stock Level 1,949,492
Customer Report 19,494,907
80% 79.7% New Order 17,334,411 2,034
Payment 17,334,408
Order Status 1,733,440
Delivery 1,733,442
Stock Level 1,733,442
Customer Report 17,334,408
70% 69.8% New Order 15,179,678 2,034
Payment 15,179,682
Order Status 1,517,970
Delivery 1,517,971
Stock Level 1,517,967
Customer Report 15,179,686
60% 59.9% New Order 13,030,971 2,034
Payment 13,030,976
Order Status 1,303,098
Delivery 1,303,097
Stock Level 1,303,097
Customer Report 13,030,966
50% 50.3% New Order 10,933,195 2,034
Payment 10,933,194
Order Status 1,093,321
Delivery 1,093,317
Stock Level 1,093,319
Customer Report 10,933,193
40% 39.7% New Order 8,635,369 2,034
Payment 8,635,365
Order Status 863,536
Delivery 863,536
Stock Level 863,536
Customer Report 8,635,370
30% 29.8% New Order 6,482,910 2,034
Payment 6,482,912
Order Status 648,291
Delivery 648,291
Stock Level 648,291
Customer Report 6,482,909
20% 19.9% New Order 4,334,844 2,034
Payment 4,334,850
Order Status 433,484
Delivery 433,484
Stock Level 433,485
Customer Report 4,334,853
10% 9.9% New Order 2,148,788 2,034
Payment 2,148,788
Order Status 214,880
Delivery 214,880
Stock Level 214,880
Customer Report 2,148,784
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0