Compal Electronics, Inc. SR224-2A ssj_ops@100% = 276,543
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     279,186
Calibration 2     280,020
Calibration 3     278,381
ssj_ops@calibrated=279,201
100% 99.0% 279,201 276,543
90% 89.9% 251,280 250,987
80% 80.3% 223,360 224,168
70% 69.8% 195,440 194,808
60% 60.0% 167,520 167,490
50% 49.9% 139,600 139,216
40% 40.0% 111,680 111,774
30% 30.2% 83,760 84,203
20% 19.8% 55,840 55,232
10% 10.0% 27,920 27,982
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 20,321,589 2,034
Payment 20,321,588
Order Status 2,032,159
Delivery 2,032,156
Stock Level 2,032,158
Customer Report 20,321,588
Calibration 2 New Order 20,375,283 2,034
Payment 20,375,283
Order Status 2,037,529
Delivery 2,037,528
Stock Level 2,037,527
Customer Report 20,375,287
Calibration 3 New Order 20,250,559 2,034
Payment 20,250,567
Order Status 2,025,057
Delivery 2,025,058
Stock Level 2,025,056
Customer Report 20,250,560
100% 99.0% New Order 20,116,073 2,034
Payment 20,116,075
Order Status 2,011,607
Delivery 2,011,607
Stock Level 2,011,609
Customer Report 20,116,073
90% 89.9% New Order 18,254,025 2,034
Payment 18,254,027
Order Status 1,825,401
Delivery 1,825,403
Stock Level 1,825,402
Customer Report 18,254,026
80% 80.3% New Order 16,305,275 2,034
Payment 16,305,278
Order Status 1,630,528
Delivery 1,630,528
Stock Level 1,630,529
Customer Report 16,305,277
70% 69.8% New Order 14,168,106 2,034
Payment 14,168,102
Order Status 1,416,810
Delivery 1,416,809
Stock Level 1,416,809
Customer Report 14,168,098
60% 60.0% New Order 12,181,730 2,034
Payment 12,181,724
Order Status 1,218,174
Delivery 1,218,174
Stock Level 1,218,173
Customer Report 12,181,726
50% 49.9% New Order 10,125,870 2,034
Payment 10,125,867
Order Status 1,012,586
Delivery 1,012,586
Stock Level 1,012,587
Customer Report 10,125,870
40% 40.0% New Order 8,129,393 2,034
Payment 8,129,395
Order Status 812,938
Delivery 812,940
Stock Level 812,940
Customer Report 8,129,394
30% 30.2% New Order 6,124,065 2,034
Payment 6,124,067
Order Status 612,407
Delivery 612,407
Stock Level 612,406
Customer Report 6,124,070
20% 19.8% New Order 4,017,103 2,034
Payment 4,017,110
Order Status 401,710
Delivery 401,711
Stock Level 401,710
Customer Report 4,017,109
10% 10.0% New Order 2,035,153 2,034
Payment 2,035,160
Order Status 203,516
Delivery 203,514
Stock Level 203,516
Customer Report 2,035,155
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0