Compal Electronics, Inc. SR224-2A ssj_ops@100% = 297,410
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     300,989
Calibration 2     299,533
Calibration 3     299,272
ssj_ops@calibrated=299,403
100% 99.3% 299,403 297,410
90% 89.5% 269,462 267,845
80% 80.4% 239,522 240,661
70% 70.0% 209,582 209,675
60% 59.4% 179,642 177,718
50% 50.0% 149,701 149,569
40% 40.7% 119,761 121,897
30% 30.0% 89,821 89,754
20% 20.3% 59,881 60,746
10% 10.1% 29,940 30,166
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 21,902,333 2,034
Payment 21,902,343
Order Status 2,190,234
Delivery 2,190,233
Stock Level 2,190,234
Customer Report 21,902,337
Calibration 2 New Order 21,785,369 2,034
Payment 21,785,373
Order Status 2,178,538
Delivery 2,178,537
Stock Level 2,178,537
Customer Report 21,785,368
Calibration 3 New Order 21,766,310 2,034
Payment 21,766,318
Order Status 2,176,630
Delivery 2,176,630
Stock Level 2,176,632
Customer Report 21,766,308
100% 99.3% New Order 21,630,093 2,034
Payment 21,630,088
Order Status 2,163,010
Delivery 2,163,010
Stock Level 2,163,009
Customer Report 21,630,090
90% 89.5% New Order 19,480,220 2,034
Payment 19,480,228
Order Status 1,948,020
Delivery 1,948,022
Stock Level 1,948,023
Customer Report 19,480,222
80% 80.4% New Order 17,503,516 2,034
Payment 17,503,523
Order Status 1,750,352
Delivery 1,750,352
Stock Level 1,750,350
Customer Report 17,503,531
70% 70.0% New Order 15,251,020 2,034
Payment 15,251,017
Order Status 1,525,102
Delivery 1,525,103
Stock Level 1,525,104
Customer Report 15,251,015
60% 59.4% New Order 12,925,161 2,034
Payment 12,925,149
Order Status 1,292,516
Delivery 1,292,517
Stock Level 1,292,518
Customer Report 12,925,159
50% 50.0% New Order 10,878,204 2,034
Payment 10,878,207
Order Status 1,087,820
Delivery 1,087,818
Stock Level 1,087,821
Customer Report 10,878,197
40% 40.7% New Order 8,865,279 2,034
Payment 8,865,272
Order Status 886,526
Delivery 886,528
Stock Level 886,527
Customer Report 8,865,274
30% 30.0% New Order 6,527,696 2,034
Payment 6,527,692
Order Status 652,768
Delivery 652,768
Stock Level 652,770
Customer Report 6,527,700
20% 20.3% New Order 4,418,183 2,034
Payment 4,418,185
Order Status 441,818
Delivery 441,817
Stock Level 441,817
Customer Report 4,418,180
10% 10.1% New Order 2,193,934 2,034
Payment 2,193,942
Order Status 219,395
Delivery 219,395
Stock Level 219,393
Customer Report 2,193,941
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0