Compal Electronics, Inc. SR224-2A ssj_ops@100% = 294,644
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     297,484
Calibration 2     294,605
Calibration 3     293,750
ssj_ops@calibrated=294,178
100% 100.2% 294,178 294,644
90% 89.4% 264,760 263,073
80% 79.7% 235,342 234,323
70% 69.9% 205,924 205,619
60% 59.9% 176,507 176,279
50% 50.0% 147,089 147,152
40% 40.1% 117,671 117,903
30% 30.0% 88,253 88,363
20% 20.0% 58,836 58,774
10% 10.0% 29,418 29,525
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 21,657,662 2,034
Payment 21,657,657
Order Status 2,165,768
Delivery 2,165,765
Stock Level 2,165,767
Customer Report 21,657,654
Calibration 2 New Order 21,436,745 2,034
Payment 21,436,742
Order Status 2,143,674
Delivery 2,143,675
Stock Level 2,143,674
Customer Report 21,436,753
Calibration 3 New Order 21,367,158 2,034
Payment 21,367,150
Order Status 2,136,716
Delivery 2,136,717
Stock Level 2,136,714
Customer Report 21,367,147
100% 100.2% New Order 21,432,757 2,034
Payment 21,432,755
Order Status 2,143,275
Delivery 2,143,275
Stock Level 2,143,275
Customer Report 21,432,761
90% 89.4% New Order 19,136,235 2,034
Payment 19,136,235
Order Status 1,913,624
Delivery 1,913,624
Stock Level 1,913,625
Customer Report 19,136,238
80% 79.7% New Order 17,043,959 2,034
Payment 17,043,961
Order Status 1,704,399
Delivery 1,704,396
Stock Level 1,704,398
Customer Report 17,043,963
70% 69.9% New Order 14,954,261 2,034
Payment 14,954,255
Order Status 1,495,423
Delivery 1,495,423
Stock Level 1,495,427
Customer Report 14,954,261
60% 59.9% New Order 12,820,677 2,034
Payment 12,820,678
Order Status 1,282,070
Delivery 1,282,071
Stock Level 1,282,067
Customer Report 12,820,677
50% 50.0% New Order 10,702,294 2,034
Payment 10,702,296
Order Status 1,070,229
Delivery 1,070,229
Stock Level 1,070,230
Customer Report 10,702,291
40% 40.1% New Order 8,575,299 2,034
Payment 8,575,308
Order Status 857,529
Delivery 857,529
Stock Level 857,532
Customer Report 8,575,303
30% 30.0% New Order 6,426,693 2,034
Payment 6,426,690
Order Status 642,671
Delivery 642,670
Stock Level 642,669
Customer Report 6,426,692
20% 20.0% New Order 4,274,543 2,034
Payment 4,274,543
Order Status 427,457
Delivery 427,456
Stock Level 427,456
Customer Report 4,274,545
10% 10.0% New Order 2,147,273 2,034
Payment 2,147,271
Order Status 214,727
Delivery 214,728
Stock Level 214,728
Customer Report 2,147,273
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0