Compal Electronics, Inc. SR224-2A ssj_ops@100% = 293,921
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     295,894
Calibration 2     295,381
Calibration 3     295,558
ssj_ops@calibrated=295,469
100% 99.5% 295,469 293,921
90% 90.0% 265,922 265,967
80% 80.3% 236,376 237,332
70% 70.0% 206,829 206,804
60% 59.8% 177,282 176,676
50% 50.2% 147,735 148,229
40% 39.9% 118,188 117,808
30% 30.2% 88,641 89,318
20% 19.7% 59,094 58,347
10% 10.2% 29,547 30,277
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 21,527,434 2,034
Payment 21,527,435
Order Status 2,152,744
Delivery 2,152,744
Stock Level 2,152,743
Customer Report 21,527,437
Calibration 2 New Order 21,511,039 2,034
Payment 21,511,041
Order Status 2,151,105
Delivery 2,151,104
Stock Level 2,151,103
Customer Report 21,511,046
Calibration 3 New Order 21,497,242 2,034
Payment 21,497,228
Order Status 2,149,723
Delivery 2,149,724
Stock Level 2,149,723
Customer Report 21,497,230
100% 99.5% New Order 21,379,144 2,034
Payment 21,379,142
Order Status 2,137,913
Delivery 2,137,914
Stock Level 2,137,914
Customer Report 21,379,139
90% 90.0% New Order 19,343,424 2,034
Payment 19,343,421
Order Status 1,934,343
Delivery 1,934,340
Stock Level 1,934,343
Customer Report 19,343,425
80% 80.3% New Order 17,261,692 2,034
Payment 17,261,691
Order Status 1,726,168
Delivery 1,726,171
Stock Level 1,726,171
Customer Report 17,261,683
70% 70.0% New Order 15,040,582 2,034
Payment 15,040,579
Order Status 1,504,059
Delivery 1,504,057
Stock Level 1,504,059
Customer Report 15,040,573
60% 59.8% New Order 12,849,236 2,034
Payment 12,849,242
Order Status 1,284,923
Delivery 1,284,924
Stock Level 1,284,923
Customer Report 12,849,245
50% 50.2% New Order 10,781,064 2,034
Payment 10,781,067
Order Status 1,078,106
Delivery 1,078,106
Stock Level 1,078,108
Customer Report 10,781,060
40% 39.9% New Order 8,567,925 2,034
Payment 8,567,933
Order Status 856,793
Delivery 856,795
Stock Level 856,792
Customer Report 8,567,924
30% 30.2% New Order 6,495,903 2,034
Payment 6,495,902
Order Status 649,588
Delivery 649,589
Stock Level 649,592
Customer Report 6,495,896
20% 19.7% New Order 4,243,637 2,034
Payment 4,243,633
Order Status 424,363
Delivery 424,365
Stock Level 424,362
Customer Report 4,243,641
10% 10.2% New Order 2,202,123 2,034
Payment 2,202,127
Order Status 220,210
Delivery 220,213
Stock Level 220,211
Customer Report 2,202,116
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0