Compal Electronics, Inc. SR224-2A ssj_ops@100% = 290,454
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     295,013
Calibration 2     294,684
Calibration 3     292,388
ssj_ops@calibrated=293,536
100% 99.0% 293,536 290,454
90% 90.3% 264,183 265,035
80% 79.6% 234,829 233,798
70% 69.9% 205,475 205,260
60% 59.6% 176,122 174,893
50% 50.0% 146,768 146,719
40% 40.0% 117,414 117,551
30% 29.9% 88,061 87,825
20% 20.0% 58,707 58,719
10% 10.1% 29,354 29,707
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 21,463,815 2,034
Payment 21,463,819
Order Status 2,146,382
Delivery 2,146,380
Stock Level 2,146,381
Customer Report 21,463,820
Calibration 2 New Order 21,438,123 2,034
Payment 21,438,123
Order Status 2,143,813
Delivery 2,143,813
Stock Level 2,143,814
Customer Report 21,438,122
Calibration 3 New Order 21,277,780 2,034
Payment 21,277,783
Order Status 2,127,779
Delivery 2,127,778
Stock Level 2,127,778
Customer Report 21,277,780
100% 99.0% New Order 21,133,869 2,034
Payment 21,133,860
Order Status 2,113,384
Delivery 2,113,386
Stock Level 2,113,385
Customer Report 21,133,864
90% 90.3% New Order 19,276,897 2,034
Payment 19,276,895
Order Status 1,927,690
Delivery 1,927,690
Stock Level 1,927,690
Customer Report 19,276,895
80% 79.6% New Order 17,004,822 2,034
Payment 17,004,830
Order Status 1,700,483
Delivery 1,700,483
Stock Level 1,700,481
Customer Report 17,004,823
70% 69.9% New Order 14,929,888 2,034
Payment 14,929,887
Order Status 1,492,988
Delivery 1,492,987
Stock Level 1,492,988
Customer Report 14,929,892
60% 59.6% New Order 12,719,546 2,034
Payment 12,719,552
Order Status 1,271,954
Delivery 1,271,954
Stock Level 1,271,952
Customer Report 12,719,546
50% 50.0% New Order 10,671,183 2,034
Payment 10,671,176
Order Status 1,067,119
Delivery 1,067,117
Stock Level 1,067,118
Customer Report 10,671,181
40% 40.0% New Order 8,549,606 2,034
Payment 8,549,598
Order Status 854,959
Delivery 854,961
Stock Level 854,962
Customer Report 8,549,600
30% 29.9% New Order 6,387,488 2,034
Payment 6,387,486
Order Status 638,749
Delivery 638,747
Stock Level 638,749
Customer Report 6,387,479
20% 20.0% New Order 4,270,912 2,034
Payment 4,270,908
Order Status 427,091
Delivery 427,091
Stock Level 427,091
Customer Report 4,270,907
10% 10.1% New Order 2,160,609 2,034
Payment 2,160,607
Order Status 216,061
Delivery 216,060
Stock Level 216,062
Customer Report 2,160,601
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0