Compal Electronics, Inc. SR224-2A ssj_ops@100% = 301,087
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     303,659
Calibration 2     302,091
Calibration 3     303,368
ssj_ops@calibrated=302,730
100% 99.5% 302,730 301,087
90% 90.4% 272,457 273,602
80% 79.8% 242,184 241,597
70% 69.8% 211,911 211,406
60% 60.4% 181,638 182,791
50% 50.0% 151,365 151,503
40% 39.7% 121,092 120,224
30% 30.1% 90,819 91,247
20% 20.0% 60,546 60,572
10% 9.8% 30,273 29,778
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 22,092,817 2,034
Payment 22,092,805
Order Status 2,209,280
Delivery 2,209,283
Stock Level 2,209,281
Customer Report 22,092,814
Calibration 2 New Order 21,974,373 2,034
Payment 21,974,383
Order Status 2,197,437
Delivery 2,197,439
Stock Level 2,197,439
Customer Report 21,974,373
Calibration 3 New Order 22,069,122 2,034
Payment 22,069,118
Order Status 2,206,913
Delivery 2,206,913
Stock Level 2,206,912
Customer Report 22,069,117
100% 99.5% New Order 21,913,017 2,034
Payment 21,913,023
Order Status 2,191,303
Delivery 2,191,300
Stock Level 2,191,302
Customer Report 21,913,020
90% 90.4% New Order 19,900,303 2,034
Payment 19,900,301
Order Status 1,990,030
Delivery 1,990,031
Stock Level 1,990,031
Customer Report 19,900,296
80% 79.8% New Order 17,571,426 2,034
Payment 17,571,427
Order Status 1,757,141
Delivery 1,757,143
Stock Level 1,757,142
Customer Report 17,571,422
70% 69.8% New Order 15,375,218 2,034
Payment 15,375,216
Order Status 1,537,521
Delivery 1,537,524
Stock Level 1,537,523
Customer Report 15,375,206
60% 60.4% New Order 13,294,305 2,034
Payment 13,294,302
Order Status 1,329,429
Delivery 1,329,430
Stock Level 1,329,429
Customer Report 13,294,297
50% 50.0% New Order 11,019,522 2,034
Payment 11,019,512
Order Status 1,101,953
Delivery 1,101,952
Stock Level 1,101,953
Customer Report 11,019,518
40% 39.7% New Order 8,743,869 2,034
Payment 8,743,865
Order Status 874,387
Delivery 874,385
Stock Level 874,388
Customer Report 8,743,860
30% 30.1% New Order 6,636,409 2,034
Payment 6,636,410
Order Status 663,642
Delivery 663,640
Stock Level 663,641
Customer Report 6,636,403
20% 20.0% New Order 4,405,343 2,034
Payment 4,405,348
Order Status 440,535
Delivery 440,534
Stock Level 440,537
Customer Report 4,405,348
10% 9.8% New Order 2,165,753 2,034
Payment 2,165,760
Order Status 216,576
Delivery 216,576
Stock Level 216,576
Customer Report 2,165,759
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0