Compal Electronics, Inc. SR224-2A ssj_ops@100% = 280,847
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     288,022
Calibration 2     283,327
Calibration 3     281,319
ssj_ops@calibrated=282,323
100% 99.5% 282,323 280,847
90% 90.6% 254,091 255,785
80% 80.3% 225,859 226,649
70% 70.0% 197,626 197,628
60% 60.2% 169,394 170,072
50% 49.7% 141,162 140,374
40% 39.6% 112,929 111,899
30% 29.9% 84,697 84,275
20% 20.2% 56,465 57,057
10% 10.0% 28,232 28,340
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 20,953,284 2,034
Payment 20,953,289
Order Status 2,095,328
Delivery 2,095,329
Stock Level 2,095,329
Customer Report 20,953,287
Calibration 2 New Order 20,609,206 2,034
Payment 20,609,210
Order Status 2,060,921
Delivery 2,060,922
Stock Level 2,060,919
Customer Report 20,609,209
Calibration 3 New Order 20,460,274 2,034
Payment 20,460,273
Order Status 2,046,026
Delivery 2,046,030
Stock Level 2,046,028
Customer Report 20,460,276
100% 99.5% New Order 20,430,427 2,034
Payment 20,430,433
Order Status 2,043,042
Delivery 2,043,042
Stock Level 2,043,044
Customer Report 20,430,427
90% 90.6% New Order 18,607,893 2,034
Payment 18,607,882
Order Status 1,860,790
Delivery 1,860,789
Stock Level 1,860,790
Customer Report 18,607,891
80% 80.3% New Order 16,484,028 2,034
Payment 16,484,036
Order Status 1,648,404
Delivery 1,648,403
Stock Level 1,648,402
Customer Report 16,484,036
70% 70.0% New Order 14,373,027 2,034
Payment 14,373,021
Order Status 1,437,302
Delivery 1,437,303
Stock Level 1,437,301
Customer Report 14,373,025
60% 60.2% New Order 12,369,056 2,034
Payment 12,369,052
Order Status 1,236,905
Delivery 1,236,905
Stock Level 1,236,905
Customer Report 12,369,061
50% 49.7% New Order 10,209,458 2,034
Payment 10,209,461
Order Status 1,020,945
Delivery 1,020,948
Stock Level 1,020,944
Customer Report 10,209,462
40% 39.6% New Order 8,138,490 2,034
Payment 8,138,496
Order Status 813,849
Delivery 813,851
Stock Level 813,848
Customer Report 8,138,492
30% 29.9% New Order 6,129,355 2,034
Payment 6,129,352
Order Status 612,936
Delivery 612,936
Stock Level 612,933
Customer Report 6,129,349
20% 20.2% New Order 4,149,875 2,034
Payment 4,149,873
Order Status 414,988
Delivery 414,988
Stock Level 414,990
Customer Report 4,149,875
10% 10.0% New Order 2,061,220 2,034
Payment 2,061,207
Order Status 206,122
Delivery 206,120
Stock Level 206,121
Customer Report 2,061,212
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0