Compal Electronics, Inc. SR224-2A ssj_ops@100% = 296,742
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     300,182
Calibration 2     296,711
Calibration 3     297,205
ssj_ops@calibrated=296,958
100% 99.9% 296,958 296,742
90% 89.8% 267,262 266,666
80% 80.0% 237,566 237,542
70% 70.7% 207,871 210,029
60% 60.3% 178,175 179,056
50% 50.4% 148,479 149,624
40% 40.2% 118,783 119,501
30% 29.9% 89,087 88,643
20% 20.0% 59,392 59,393
10% 10.1% 29,696 29,920
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 21,835,095 2,034
Payment 21,835,097
Order Status 2,183,509
Delivery 2,183,511
Stock Level 2,183,510
Customer Report 21,835,099
Calibration 2 New Order 21,581,337 2,034
Payment 21,581,332
Order Status 2,158,132
Delivery 2,158,133
Stock Level 2,158,133
Customer Report 21,581,334
Calibration 3 New Order 21,628,334 2,034
Payment 21,628,329
Order Status 2,162,832
Delivery 2,162,833
Stock Level 2,162,835
Customer Report 21,628,326
100% 99.9% New Order 21,581,412 2,034
Payment 21,581,401
Order Status 2,158,140
Delivery 2,158,141
Stock Level 2,158,143
Customer Report 21,581,399
90% 89.8% New Order 19,395,000 2,034
Payment 19,395,006
Order Status 1,939,502
Delivery 1,939,501
Stock Level 1,939,500
Customer Report 19,395,002
80% 80.0% New Order 17,276,760 2,034
Payment 17,276,756
Order Status 1,727,676
Delivery 1,727,677
Stock Level 1,727,676
Customer Report 17,276,759
70% 70.7% New Order 15,275,490 2,034
Payment 15,275,498
Order Status 1,527,552
Delivery 1,527,549
Stock Level 1,527,548
Customer Report 15,275,499
60% 60.3% New Order 13,022,686 2,034
Payment 13,022,689
Order Status 1,302,270
Delivery 1,302,269
Stock Level 1,302,270
Customer Report 13,022,691
50% 50.4% New Order 10,882,978 2,034
Payment 10,882,981
Order Status 1,088,299
Delivery 1,088,299
Stock Level 1,088,296
Customer Report 10,882,979
40% 40.2% New Order 8,691,118 2,034
Payment 8,691,117
Order Status 869,115
Delivery 869,114
Stock Level 869,111
Customer Report 8,691,120
30% 29.9% New Order 6,447,106 2,034
Payment 6,447,105
Order Status 644,708
Delivery 644,712
Stock Level 644,711
Customer Report 6,447,104
20% 20.0% New Order 4,319,772 2,034
Payment 4,319,774
Order Status 431,978
Delivery 431,979
Stock Level 431,979
Customer Report 4,319,782
10% 10.1% New Order 2,176,062 2,034
Payment 2,176,062
Order Status 217,606
Delivery 217,607
Stock Level 217,606
Customer Report 2,176,057
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0