Compal Electronics, Inc. SR224-2A ssj_ops@100% = 281,262
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     283,927
Calibration 2     281,025
Calibration 3     282,569
ssj_ops@calibrated=281,797
100% 99.8% 281,797 281,262
90% 89.5% 253,618 252,126
80% 79.9% 225,438 225,069
70% 70.0% 197,258 197,383
60% 60.0% 169,078 169,001
50% 49.4% 140,899 139,123
40% 40.6% 112,719 114,317
30% 30.1% 84,539 84,912
20% 20.0% 56,359 56,410
10% 10.0% 28,180 28,283
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 20,656,758 2,034
Payment 20,656,763
Order Status 2,065,675
Delivery 2,065,676
Stock Level 2,065,676
Customer Report 20,656,753
Calibration 2 New Order 20,439,137 2,034
Payment 20,439,139
Order Status 2,043,914
Delivery 2,043,914
Stock Level 2,043,912
Customer Report 20,439,131
Calibration 3 New Order 20,565,910 2,034
Payment 20,565,912
Order Status 2,056,590
Delivery 2,056,590
Stock Level 2,056,590
Customer Report 20,565,909
100% 99.8% New Order 20,467,507 2,034
Payment 20,467,498
Order Status 2,046,749
Delivery 2,046,749
Stock Level 2,046,752
Customer Report 20,467,500
90% 89.5% New Order 18,339,352 2,034
Payment 18,339,356
Order Status 1,833,935
Delivery 1,833,934
Stock Level 1,833,937
Customer Report 18,339,355
80% 79.9% New Order 16,371,439 2,034
Payment 16,371,432
Order Status 1,637,143
Delivery 1,637,144
Stock Level 1,637,142
Customer Report 16,371,428
70% 70.0% New Order 14,355,777 2,034
Payment 14,355,778
Order Status 1,435,580
Delivery 1,435,578
Stock Level 1,435,576
Customer Report 14,355,781
60% 60.0% New Order 12,291,521 2,034
Payment 12,291,515
Order Status 1,229,153
Delivery 1,229,152
Stock Level 1,229,151
Customer Report 12,291,529
50% 49.4% New Order 10,118,170 2,034
Payment 10,118,176
Order Status 1,011,818
Delivery 1,011,818
Stock Level 1,011,818
Customer Report 10,118,174
40% 40.6% New Order 8,314,370 2,034
Payment 8,314,372
Order Status 831,438
Delivery 831,437
Stock Level 831,437
Customer Report 8,314,375
30% 30.1% New Order 6,175,713 2,034
Payment 6,175,714
Order Status 617,570
Delivery 617,571
Stock Level 617,571
Customer Report 6,175,715
20% 20.0% New Order 4,102,681 2,034
Payment 4,102,682
Order Status 410,268
Delivery 410,269
Stock Level 410,267
Customer Report 4,102,680
10% 10.0% New Order 2,057,192 2,034
Payment 2,057,183
Order Status 205,719
Delivery 205,719
Stock Level 205,718
Customer Report 2,057,186
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0