Compal Electronics, Inc. SR224-2A ssj_ops@100% = 301,822
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     308,447
Calibration 2     303,723
Calibration 3     303,865
ssj_ops@calibrated=303,794
100% 99.4% 303,794 301,822
90% 90.0% 273,415 273,361
80% 79.5% 243,035 241,668
70% 70.1% 212,656 212,824
60% 60.2% 182,276 182,815
50% 50.3% 151,897 152,721
40% 40.2% 121,518 122,170
30% 30.1% 91,138 91,329
20% 20.2% 60,759 61,415
10% 10.3% 30,379 31,182
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 22,445,624 2,034
Payment 22,445,608
Order Status 2,244,563
Delivery 2,244,561
Stock Level 2,244,561
Customer Report 22,445,621
Calibration 2 New Order 22,091,642 2,034
Payment 22,091,639
Order Status 2,209,164
Delivery 2,209,164
Stock Level 2,209,166
Customer Report 22,091,636
Calibration 3 New Order 22,111,564 2,034
Payment 22,111,559
Order Status 2,211,155
Delivery 2,211,158
Stock Level 2,211,154
Customer Report 22,111,561
100% 99.4% New Order 21,956,733 2,034
Payment 21,956,725
Order Status 2,195,671
Delivery 2,195,673
Stock Level 2,195,673
Customer Report 21,956,727
90% 90.0% New Order 19,881,975 2,034
Payment 19,881,980
Order Status 1,988,198
Delivery 1,988,197
Stock Level 1,988,199
Customer Report 19,881,981
80% 79.5% New Order 17,576,677 2,034
Payment 17,576,679
Order Status 1,757,667
Delivery 1,757,666
Stock Level 1,757,668
Customer Report 17,576,673
70% 70.1% New Order 15,479,641 2,034
Payment 15,479,647
Order Status 1,547,966
Delivery 1,547,966
Stock Level 1,547,965
Customer Report 15,479,645
60% 60.2% New Order 13,295,713 2,034
Payment 13,295,713
Order Status 1,329,571
Delivery 1,329,572
Stock Level 1,329,573
Customer Report 13,295,715
50% 50.3% New Order 11,106,975 2,034
Payment 11,106,980
Order Status 1,110,699
Delivery 1,110,696
Stock Level 1,110,697
Customer Report 11,106,966
40% 40.2% New Order 8,885,177 2,034
Payment 8,885,175
Order Status 888,516
Delivery 888,518
Stock Level 888,517
Customer Report 8,885,181
30% 30.1% New Order 6,642,387 2,034
Payment 6,642,391
Order Status 664,239
Delivery 664,237
Stock Level 664,238
Customer Report 6,642,386
20% 20.2% New Order 4,466,683 2,034
Payment 4,466,674
Order Status 446,667
Delivery 446,667
Stock Level 446,669
Customer Report 4,466,680
10% 10.3% New Order 2,267,812 2,034
Payment 2,267,814
Order Status 226,782
Delivery 226,782
Stock Level 226,781
Customer Report 2,267,819
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0