Compal Electronics, Inc. SR224-2A ssj_ops@100% = 296,303
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     300,076
Calibration 2     298,972
Calibration 3     297,686
ssj_ops@calibrated=298,329
100% 99.3% 298,329 296,303
90% 90.5% 268,496 269,905
80% 79.9% 238,663 238,406
70% 70.3% 208,830 209,815
60% 60.3% 178,997 180,036
50% 49.9% 149,164 148,947
40% 40.2% 119,332 119,933
30% 30.1% 89,499 89,855
20% 20.1% 59,666 59,832
10% 10.1% 29,833 30,123
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 21,830,774 2,034
Payment 21,830,778
Order Status 2,183,079
Delivery 2,183,075
Stock Level 2,183,078
Customer Report 21,830,782
Calibration 2 New Order 21,744,361 2,034
Payment 21,744,363
Order Status 2,174,436
Delivery 2,174,438
Stock Level 2,174,438
Customer Report 21,744,366
Calibration 3 New Order 21,659,185 2,034
Payment 21,659,181
Order Status 2,165,919
Delivery 2,165,918
Stock Level 2,165,919
Customer Report 21,659,180
100% 99.3% New Order 21,558,835 2,034
Payment 21,558,830
Order Status 2,155,883
Delivery 2,155,882
Stock Level 2,155,882
Customer Report 21,558,831
90% 90.5% New Order 19,632,476 2,034
Payment 19,632,479
Order Status 1,963,250
Delivery 1,963,248
Stock Level 1,963,248
Customer Report 19,632,477
80% 79.9% New Order 17,339,478 2,034
Payment 17,339,481
Order Status 1,733,949
Delivery 1,733,947
Stock Level 1,733,948
Customer Report 17,339,486
70% 70.3% New Order 15,259,923 2,034
Payment 15,259,916
Order Status 1,525,992
Delivery 1,525,993
Stock Level 1,525,991
Customer Report 15,259,923
60% 60.3% New Order 13,094,091 2,034
Payment 13,094,090
Order Status 1,309,409
Delivery 1,309,408
Stock Level 1,309,408
Customer Report 13,094,092
50% 49.9% New Order 10,832,830 2,034
Payment 10,832,831
Order Status 1,083,283
Delivery 1,083,284
Stock Level 1,083,283
Customer Report 10,832,837
40% 40.2% New Order 8,722,528 2,034
Payment 8,722,533
Order Status 872,253
Delivery 872,254
Stock Level 872,252
Customer Report 8,722,542
30% 30.1% New Order 6,535,122 2,034
Payment 6,535,119
Order Status 653,510
Delivery 653,511
Stock Level 653,511
Customer Report 6,535,122
20% 20.1% New Order 4,351,517 2,034
Payment 4,351,514
Order Status 435,151
Delivery 435,152
Stock Level 435,150
Customer Report 4,351,518
10% 10.1% New Order 2,190,782 2,034
Payment 2,190,794
Order Status 219,079
Delivery 219,078
Stock Level 219,079
Customer Report 2,190,789
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0