Compal Electronics, Inc. SR224-2A ssj_ops@100% = 283,478
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     293,084
Calibration 2     291,943
Calibration 3     281,251
ssj_ops@calibrated=286,597
100% 98.9% 286,597 283,478
90% 89.7% 257,938 257,130
80% 80.4% 229,278 230,368
70% 69.8% 200,618 200,134
60% 60.3% 171,958 172,848
50% 49.5% 143,299 141,971
40% 40.6% 114,639 116,400
30% 29.7% 85,979 85,067
20% 20.0% 57,319 57,280
10% 10.2% 28,660 29,099
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 21,334,575 2,034
Payment 21,334,573
Order Status 2,133,459
Delivery 2,133,458
Stock Level 2,133,458
Customer Report 21,334,572
Calibration 2 New Order 21,244,254 2,034
Payment 21,244,255
Order Status 2,124,423
Delivery 2,124,426
Stock Level 2,124,424
Customer Report 21,244,252
Calibration 3 New Order 20,463,347 2,034
Payment 20,463,346
Order Status 2,046,334
Delivery 2,046,335
Stock Level 2,046,334
Customer Report 20,463,347
100% 98.9% New Order 20,625,317 2,034
Payment 20,625,321
Order Status 2,062,530
Delivery 2,062,534
Stock Level 2,062,532
Customer Report 20,625,323
90% 89.7% New Order 18,701,058 2,034
Payment 18,701,068
Order Status 1,870,107
Delivery 1,870,107
Stock Level 1,870,105
Customer Report 18,701,054
80% 80.4% New Order 16,762,144 2,034
Payment 16,762,139
Order Status 1,676,214
Delivery 1,676,216
Stock Level 1,676,215
Customer Report 16,762,143
70% 69.8% New Order 14,555,408 2,034
Payment 14,555,406
Order Status 1,455,538
Delivery 1,455,540
Stock Level 1,455,543
Customer Report 14,555,403
60% 60.3% New Order 12,571,384 2,034
Payment 12,571,379
Order Status 1,257,138
Delivery 1,257,137
Stock Level 1,257,138
Customer Report 12,571,383
50% 49.5% New Order 10,325,739 2,034
Payment 10,325,736
Order Status 1,032,573
Delivery 1,032,573
Stock Level 1,032,575
Customer Report 10,325,738
40% 40.6% New Order 8,465,616 2,034
Payment 8,465,617
Order Status 846,561
Delivery 846,561
Stock Level 846,561
Customer Report 8,465,618
30% 29.7% New Order 6,186,969 2,034
Payment 6,186,971
Order Status 618,696
Delivery 618,696
Stock Level 618,698
Customer Report 6,186,971
20% 20.0% New Order 4,165,946 2,034
Payment 4,165,947
Order Status 416,594
Delivery 416,595
Stock Level 416,593
Customer Report 4,165,951
10% 10.2% New Order 2,116,359 2,034
Payment 2,116,362
Order Status 211,638
Delivery 211,637
Stock Level 211,637
Customer Report 2,116,367
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0