Compal Electronics, Inc. SR224-2A ssj_ops@100% = 296,047
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     298,537
Calibration 2     296,817
Calibration 3     295,505
ssj_ops@calibrated=296,161
100% 100.0% 296,161 296,047
90% 89.8% 266,545 265,926
80% 80.1% 236,929 237,257
70% 70.1% 207,313 207,471
60% 60.5% 177,697 179,133
50% 50.0% 148,081 147,947
40% 39.9% 118,464 118,228
30% 30.0% 88,848 88,870
20% 20.1% 59,232 59,412
10% 10.1% 29,616 29,916
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 21,725,350 2,034
Payment 21,725,340
Order Status 2,172,533
Delivery 2,172,534
Stock Level 2,172,533
Customer Report 21,725,339
Calibration 2 New Order 21,599,772 2,034
Payment 21,599,769
Order Status 2,159,979
Delivery 2,159,978
Stock Level 2,159,978
Customer Report 21,599,764
Calibration 3 New Order 21,492,888 2,034
Payment 21,492,889
Order Status 2,149,287
Delivery 2,149,287
Stock Level 2,149,290
Customer Report 21,492,890
100% 100.0% New Order 21,537,972 2,034
Payment 21,537,980
Order Status 2,153,796
Delivery 2,153,797
Stock Level 2,153,797
Customer Report 21,537,978
90% 89.8% New Order 19,345,290 2,034
Payment 19,345,296
Order Status 1,934,529
Delivery 1,934,531
Stock Level 1,934,530
Customer Report 19,345,296
80% 80.1% New Order 17,258,992 2,034
Payment 17,258,991
Order Status 1,725,898
Delivery 1,725,897
Stock Level 1,725,901
Customer Report 17,258,986
70% 70.1% New Order 15,088,900 2,034
Payment 15,088,896
Order Status 1,508,890
Delivery 1,508,891
Stock Level 1,508,889
Customer Report 15,088,899
60% 60.5% New Order 13,028,475 2,034
Payment 13,028,477
Order Status 1,302,848
Delivery 1,302,848
Stock Level 1,302,847
Customer Report 13,028,470
50% 50.0% New Order 10,759,987 2,034
Payment 10,759,990
Order Status 1,075,998
Delivery 1,075,997
Stock Level 1,076,001
Customer Report 10,759,988
40% 39.9% New Order 8,598,481 2,034
Payment 8,598,474
Order Status 859,847
Delivery 859,849
Stock Level 859,848
Customer Report 8,598,479
30% 30.0% New Order 6,463,576 2,034
Payment 6,463,578
Order Status 646,359
Delivery 646,356
Stock Level 646,357
Customer Report 6,463,570
20% 20.1% New Order 4,320,986 2,034
Payment 4,320,981
Order Status 432,097
Delivery 432,098
Stock Level 432,098
Customer Report 4,320,984
10% 10.1% New Order 2,175,716 2,034
Payment 2,175,725
Order Status 217,570
Delivery 217,571
Stock Level 217,572
Customer Report 2,175,723
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0