Compal Electronics, Inc. SR224-2A ssj_ops@100% = 288,783
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     292,542
Calibration 2     288,904
Calibration 3     290,009
ssj_ops@calibrated=289,456
100% 99.8% 289,456 288,783
90% 90.2% 260,511 261,064
80% 80.4% 231,565 232,724
70% 70.1% 202,620 202,941
60% 59.7% 173,674 172,936
50% 49.7% 144,728 143,859
40% 39.9% 115,783 115,443
30% 30.0% 86,837 86,749
20% 19.9% 57,891 57,739
10% 10.0% 28,946 29,021
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 21,295,153 2,034
Payment 21,295,144
Order Status 2,129,512
Delivery 2,129,516
Stock Level 2,129,516
Customer Report 21,295,147
Calibration 2 New Order 21,037,237 2,034
Payment 21,037,240
Order Status 2,103,723
Delivery 2,103,720
Stock Level 2,103,722
Customer Report 21,037,241
Calibration 3 New Order 21,107,379 2,034
Payment 21,107,384
Order Status 2,110,738
Delivery 2,110,739
Stock Level 2,110,740
Customer Report 21,107,379
100% 99.8% New Order 21,015,159 2,034
Payment 21,015,163
Order Status 2,101,517
Delivery 2,101,517
Stock Level 2,101,516
Customer Report 21,015,161
90% 90.2% New Order 18,987,948 2,034
Payment 18,987,944
Order Status 1,898,797
Delivery 1,898,797
Stock Level 1,898,795
Customer Report 18,987,944
80% 80.4% New Order 16,936,838 2,034
Payment 16,936,839
Order Status 1,693,685
Delivery 1,693,682
Stock Level 1,693,687
Customer Report 16,936,840
70% 70.1% New Order 14,761,847 2,034
Payment 14,761,857
Order Status 1,476,186
Delivery 1,476,185
Stock Level 1,476,185
Customer Report 14,761,853
60% 59.7% New Order 12,577,483 2,034
Payment 12,577,482
Order Status 1,257,747
Delivery 1,257,747
Stock Level 1,257,747
Customer Report 12,577,480
50% 49.7% New Order 10,462,653 2,034
Payment 10,462,656
Order Status 1,046,265
Delivery 1,046,266
Stock Level 1,046,266
Customer Report 10,462,655
40% 39.9% New Order 8,395,979 2,034
Payment 8,395,974
Order Status 839,596
Delivery 839,597
Stock Level 839,596
Customer Report 8,395,976
30% 30.0% New Order 6,309,088 2,034
Payment 6,309,093
Order Status 630,911
Delivery 630,908
Stock Level 630,910
Customer Report 6,309,092
20% 19.9% New Order 4,199,397 2,034
Payment 4,199,396
Order Status 419,937
Delivery 419,941
Stock Level 419,939
Customer Report 4,199,390
10% 10.0% New Order 2,110,678 2,034
Payment 2,110,678
Order Status 211,068
Delivery 211,069
Stock Level 211,068
Customer Report 2,110,670
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0