Compal Electronics, Inc. SR224-2A ssj_ops@100% = 294,816
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     296,658
Calibration 2     294,416
Calibration 3     295,434
ssj_ops@calibrated=294,925
100% 100.0% 294,925 294,816
90% 90.0% 265,432 265,452
80% 79.6% 235,940 234,806
70% 70.4% 206,447 207,611
60% 59.6% 176,955 175,841
50% 49.5% 147,462 145,913
40% 39.8% 117,970 117,434
30% 30.3% 88,477 89,295
20% 20.0% 58,985 59,119
10% 10.1% 29,492 29,675
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 21,584,866 2,034
Payment 21,584,868
Order Status 2,158,489
Delivery 2,158,487
Stock Level 2,158,486
Customer Report 21,584,867
Calibration 2 New Order 21,418,888 2,034
Payment 21,418,887
Order Status 2,141,888
Delivery 2,141,887
Stock Level 2,141,887
Customer Report 21,418,890
Calibration 3 New Order 21,501,665 2,034
Payment 21,501,664
Order Status 2,150,166
Delivery 2,150,167
Stock Level 2,150,166
Customer Report 21,501,663
100% 100.0% New Order 21,449,665 2,034
Payment 21,449,664
Order Status 2,144,968
Delivery 2,144,965
Stock Level 2,144,969
Customer Report 21,449,662
90% 90.0% New Order 19,306,627 2,034
Payment 19,306,625
Order Status 1,930,662
Delivery 1,930,663
Stock Level 1,930,662
Customer Report 19,306,631
80% 79.6% New Order 17,080,317 2,034
Payment 17,080,331
Order Status 1,708,033
Delivery 1,708,035
Stock Level 1,708,032
Customer Report 17,080,332
70% 70.4% New Order 15,099,000 2,034
Payment 15,099,006
Order Status 1,509,900
Delivery 1,509,901
Stock Level 1,509,900
Customer Report 15,099,002
60% 59.6% New Order 12,788,817 2,034
Payment 12,788,813
Order Status 1,278,882
Delivery 1,278,881
Stock Level 1,278,880
Customer Report 12,788,820
50% 49.5% New Order 10,612,185 2,034
Payment 10,612,182
Order Status 1,061,217
Delivery 1,061,220
Stock Level 1,061,218
Customer Report 10,612,181
40% 39.8% New Order 8,541,327 2,034
Payment 8,541,328
Order Status 854,134
Delivery 854,133
Stock Level 854,133
Customer Report 8,541,327
30% 30.3% New Order 6,494,239 2,034
Payment 6,494,239
Order Status 649,422
Delivery 649,424
Stock Level 649,423
Customer Report 6,494,241
20% 20.0% New Order 4,299,690 2,034
Payment 4,299,701
Order Status 429,968
Delivery 429,970
Stock Level 429,971
Customer Report 4,299,700
10% 10.1% New Order 2,158,181 2,034
Payment 2,158,181
Order Status 215,818
Delivery 215,818
Stock Level 215,818
Customer Report 2,158,184
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0