Compal Electronics, Inc. SR224-2A ssj_ops@100% = 292,824
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     296,005
Calibration 2     293,712
Calibration 3     293,451
ssj_ops@calibrated=293,582
100% 99.7% 293,582 292,824
90% 89.5% 264,224 262,863
80% 79.6% 234,865 233,792
70% 70.3% 205,507 206,443
60% 60.5% 176,149 177,614
50% 50.0% 146,791 146,676
40% 40.0% 117,433 117,331
30% 30.0% 88,075 88,000
20% 19.9% 58,716 58,467
10% 9.9% 29,358 29,074
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 21,538,271 2,034
Payment 21,538,277
Order Status 2,153,828
Delivery 2,153,828
Stock Level 2,153,829
Customer Report 21,538,276
Calibration 2 New Order 21,367,406 2,034
Payment 21,367,406
Order Status 2,136,740
Delivery 2,136,740
Stock Level 2,136,742
Customer Report 21,367,397
Calibration 3 New Order 21,349,600 2,034
Payment 21,349,594
Order Status 2,134,961
Delivery 2,134,959
Stock Level 2,134,959
Customer Report 21,349,592
100% 99.7% New Order 21,307,075 2,034
Payment 21,307,073
Order Status 2,130,709
Delivery 2,130,707
Stock Level 2,130,708
Customer Report 21,307,071
90% 89.5% New Order 19,119,401 2,034
Payment 19,119,402
Order Status 1,911,940
Delivery 1,911,939
Stock Level 1,911,941
Customer Report 19,119,401
80% 79.6% New Order 17,003,400 2,034
Payment 17,003,402
Order Status 1,700,341
Delivery 1,700,342
Stock Level 1,700,339
Customer Report 17,003,401
70% 70.3% New Order 15,014,116 2,034
Payment 15,014,111
Order Status 1,501,412
Delivery 1,501,412
Stock Level 1,501,411
Customer Report 15,014,117
60% 60.5% New Order 12,918,194 2,034
Payment 12,918,200
Order Status 1,291,818
Delivery 1,291,820
Stock Level 1,291,821
Customer Report 12,918,199
50% 50.0% New Order 10,667,534 2,034
Payment 10,667,521
Order Status 1,066,753
Delivery 1,066,752
Stock Level 1,066,753
Customer Report 10,667,530
40% 40.0% New Order 8,533,759 2,034
Payment 8,533,768
Order Status 853,376
Delivery 853,376
Stock Level 853,378
Customer Report 8,533,759
30% 30.0% New Order 6,400,110 2,034
Payment 6,400,101
Order Status 640,010
Delivery 640,008
Stock Level 640,010
Customer Report 6,400,108
20% 19.9% New Order 4,252,317 2,034
Payment 4,252,314
Order Status 425,232
Delivery 425,230
Stock Level 425,230
Customer Report 4,252,319
10% 9.9% New Order 2,114,618 2,034
Payment 2,114,620
Order Status 211,464
Delivery 211,462
Stock Level 211,463
Customer Report 2,114,617
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0