Compal Electronics, Inc. SR224-2A ssj_ops@100% = 296,951
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     298,725
Calibration 2     298,913
Calibration 3     299,446
ssj_ops@calibrated=299,179
100% 99.3% 299,179 296,951
90% 90.2% 269,261 269,792
80% 80.0% 239,343 239,310
70% 69.7% 209,426 208,587
60% 60.3% 179,508 180,288
50% 50.1% 149,590 149,959
40% 40.2% 119,672 120,219
30% 29.8% 89,754 89,125
20% 19.9% 59,836 59,559
10% 9.8% 29,918 29,436
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 21,735,270 2,034
Payment 21,735,267
Order Status 2,173,524
Delivery 2,173,525
Stock Level 2,173,525
Customer Report 21,735,273
Calibration 2 New Order 21,750,161 2,034
Payment 21,750,160
Order Status 2,175,016
Delivery 2,175,017
Stock Level 2,175,018
Customer Report 21,750,160
Calibration 3 New Order 21,792,277 2,034
Payment 21,792,284
Order Status 2,179,228
Delivery 2,179,227
Stock Level 2,179,228
Customer Report 21,792,279
100% 99.3% New Order 21,596,844 2,034
Payment 21,596,841
Order Status 2,159,685
Delivery 2,159,682
Stock Level 2,159,684
Customer Report 21,596,836
90% 90.2% New Order 19,625,985 2,034
Payment 19,625,987
Order Status 1,962,599
Delivery 1,962,597
Stock Level 1,962,598
Customer Report 19,625,989
80% 80.0% New Order 17,405,601 2,034
Payment 17,405,600
Order Status 1,740,560
Delivery 1,740,559
Stock Level 1,740,559
Customer Report 17,405,605
70% 69.7% New Order 15,170,233 2,034
Payment 15,170,235
Order Status 1,517,023
Delivery 1,517,021
Stock Level 1,517,023
Customer Report 15,170,227
60% 60.3% New Order 13,112,046 2,034
Payment 13,112,048
Order Status 1,311,205
Delivery 1,311,202
Stock Level 1,311,203
Customer Report 13,112,043
50% 50.1% New Order 10,906,367 2,034
Payment 10,906,358
Order Status 1,090,637
Delivery 1,090,637
Stock Level 1,090,636
Customer Report 10,906,360
40% 40.2% New Order 8,743,902 2,034
Payment 8,743,904
Order Status 874,390
Delivery 874,391
Stock Level 874,390
Customer Report 8,743,910
30% 29.8% New Order 6,482,093 2,034
Payment 6,482,101
Order Status 648,210
Delivery 648,210
Stock Level 648,211
Customer Report 6,482,093
20% 19.9% New Order 4,331,681 2,034
Payment 4,331,680
Order Status 433,170
Delivery 433,169
Stock Level 433,170
Customer Report 4,331,681
10% 9.8% New Order 2,140,911 2,034
Payment 2,140,905
Order Status 214,091
Delivery 214,091
Stock Level 214,090
Customer Report 2,140,912
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0