Compal Electronics, Inc. SR224-2A ssj_ops@100% = 297,527
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     298,654
Calibration 2     298,664
Calibration 3     299,196
ssj_ops@calibrated=298,930
100% 99.5% 298,930 297,527
90% 90.1% 269,037 269,382
80% 80.4% 239,144 240,191
70% 70.3% 209,251 210,161
60% 60.3% 179,358 180,355
50% 50.0% 149,465 149,401
40% 40.5% 119,572 121,108
30% 30.0% 89,679 89,541
20% 19.9% 59,786 59,544
10% 9.9% 29,893 29,700
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 21,723,062 2,034
Payment 21,723,057
Order Status 2,172,306
Delivery 2,172,304
Stock Level 2,172,304
Customer Report 21,723,058
Calibration 2 New Order 21,723,681 2,034
Payment 21,723,692
Order Status 2,172,367
Delivery 2,172,371
Stock Level 2,172,369
Customer Report 21,723,697
Calibration 3 New Order 21,763,261 2,034
Payment 21,763,263
Order Status 2,176,326
Delivery 2,176,325
Stock Level 2,176,326
Customer Report 21,763,266
100% 99.5% New Order 21,642,415 2,034
Payment 21,642,410
Order Status 2,164,241
Delivery 2,164,242
Stock Level 2,164,241
Customer Report 21,642,413
90% 90.1% New Order 19,592,323 2,034
Payment 19,592,328
Order Status 1,959,233
Delivery 1,959,232
Stock Level 1,959,234
Customer Report 19,592,323
80% 80.4% New Order 17,468,654 2,034
Payment 17,468,648
Order Status 1,746,865
Delivery 1,746,863
Stock Level 1,746,864
Customer Report 17,468,655
70% 70.3% New Order 15,285,120 2,034
Payment 15,285,124
Order Status 1,528,510
Delivery 1,528,511
Stock Level 1,528,513
Customer Report 15,285,128
60% 60.3% New Order 13,116,762 2,034
Payment 13,116,760
Order Status 1,311,676
Delivery 1,311,675
Stock Level 1,311,675
Customer Report 13,116,767
50% 50.0% New Order 10,865,841 2,034
Payment 10,865,841
Order Status 1,086,583
Delivery 1,086,585
Stock Level 1,086,585
Customer Report 10,865,835
40% 40.5% New Order 8,807,876 2,034
Payment 8,807,881
Order Status 880,788
Delivery 880,788
Stock Level 880,789
Customer Report 8,807,881
30% 30.0% New Order 6,513,108 2,034
Payment 6,513,109
Order Status 651,311
Delivery 651,311
Stock Level 651,311
Customer Report 6,513,110
20% 19.9% New Order 4,330,609 2,034
Payment 4,330,607
Order Status 433,060
Delivery 433,060
Stock Level 433,062
Customer Report 4,330,602
10% 9.9% New Order 2,160,000 2,034
Payment 2,160,000
Order Status 215,999
Delivery 215,997
Stock Level 215,999
Customer Report 2,160,005
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0