Compal Electronics, Inc. SR224-2A ssj_ops@100% = 301,182
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     304,693
Calibration 2     300,813
Calibration 3     301,500
ssj_ops@calibrated=301,156
100% 100.0% 301,156 301,182
90% 90.0% 271,041 271,168
80% 79.8% 240,925 240,310
70% 70.1% 210,810 211,049
60% 59.9% 180,694 180,492
50% 49.7% 150,578 149,705
40% 39.9% 120,463 120,305
30% 30.0% 90,347 90,381
20% 20.2% 60,231 60,906
10% 9.8% 30,116 29,394
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 22,181,960 2,034
Payment 22,181,966
Order Status 2,218,194
Delivery 2,218,198
Stock Level 2,218,196
Customer Report 22,181,961
Calibration 2 New Order 21,889,363 2,034
Payment 21,889,365
Order Status 2,188,937
Delivery 2,188,937
Stock Level 2,188,936
Customer Report 21,889,364
Calibration 3 New Order 21,929,041 2,034
Payment 21,929,039
Order Status 2,192,906
Delivery 2,192,905
Stock Level 2,192,905
Customer Report 21,929,042
100% 100.0% New Order 21,906,055 2,034
Payment 21,906,056
Order Status 2,190,605
Delivery 2,190,607
Stock Level 2,190,607
Customer Report 21,906,063
90% 90.0% New Order 19,721,421 2,034
Payment 19,721,405
Order Status 1,972,142
Delivery 1,972,142
Stock Level 1,972,141
Customer Report 19,721,420
80% 79.8% New Order 17,478,267 2,034
Payment 17,478,262
Order Status 1,747,828
Delivery 1,747,826
Stock Level 1,747,826
Customer Report 17,478,256
70% 70.1% New Order 15,350,863 2,034
Payment 15,350,867
Order Status 1,535,087
Delivery 1,535,087
Stock Level 1,535,086
Customer Report 15,350,868
60% 59.9% New Order 13,127,277 2,034
Payment 13,127,282
Order Status 1,312,727
Delivery 1,312,727
Stock Level 1,312,729
Customer Report 13,127,285
50% 49.7% New Order 10,887,991 2,034
Payment 10,887,987
Order Status 1,088,801
Delivery 1,088,800
Stock Level 1,088,800
Customer Report 10,887,984
40% 39.9% New Order 8,750,002 2,034
Payment 8,750,002
Order Status 875,000
Delivery 874,999
Stock Level 875,002
Customer Report 8,749,996
30% 30.0% New Order 6,573,930 2,034
Payment 6,573,922
Order Status 657,394
Delivery 657,392
Stock Level 657,394
Customer Report 6,573,931
20% 20.2% New Order 4,429,584 2,034
Payment 4,429,581
Order Status 442,957
Delivery 442,958
Stock Level 442,960
Customer Report 4,429,577
10% 9.8% New Order 2,137,881 2,034
Payment 2,137,879
Order Status 213,788
Delivery 213,787
Stock Level 213,786
Customer Report 2,137,879
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0