Compal Electronics, Inc. SR224-2A ssj_ops@100% = 294,820
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     295,806
Calibration 2     295,125
Calibration 3     294,871
ssj_ops@calibrated=294,998
100% 99.9% 294,998 294,820
90% 90.0% 265,498 265,570
80% 79.8% 235,999 235,545
70% 70.1% 206,499 206,798
60% 60.1% 176,999 177,326
50% 50.4% 147,499 148,781
40% 39.8% 117,999 117,499
30% 30.5% 88,499 89,850
20% 20.0% 59,000 58,911
10% 10.1% 29,500 29,782
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 21,537,816 2,034
Payment 21,537,815
Order Status 2,153,782
Delivery 2,153,783
Stock Level 2,153,781
Customer Report 21,537,811
Calibration 2 New Order 21,472,990 2,034
Payment 21,472,990
Order Status 2,147,298
Delivery 2,147,298
Stock Level 2,147,297
Customer Report 21,472,983
Calibration 3 New Order 21,450,360 2,034
Payment 21,450,356
Order Status 2,145,038
Delivery 2,145,038
Stock Level 2,145,035
Customer Report 21,450,361
100% 99.9% New Order 21,450,585 2,034
Payment 21,450,581
Order Status 2,145,059
Delivery 2,145,061
Stock Level 2,145,058
Customer Report 21,450,576
90% 90.0% New Order 19,314,869 2,034
Payment 19,314,869
Order Status 1,931,487
Delivery 1,931,488
Stock Level 1,931,486
Customer Report 19,314,867
80% 79.8% New Order 17,131,538 2,034
Payment 17,131,537
Order Status 1,713,154
Delivery 1,713,155
Stock Level 1,713,155
Customer Report 17,131,538
70% 70.1% New Order 15,040,599 2,034
Payment 15,040,605
Order Status 1,504,060
Delivery 1,504,061
Stock Level 1,504,060
Customer Report 15,040,603
60% 60.1% New Order 12,897,393 2,034
Payment 12,897,405
Order Status 1,289,742
Delivery 1,289,739
Stock Level 1,289,739
Customer Report 12,897,401
50% 50.4% New Order 10,820,863 2,034
Payment 10,820,863
Order Status 1,082,088
Delivery 1,082,085
Stock Level 1,082,088
Customer Report 10,820,862
40% 39.8% New Order 8,545,387 2,034
Payment 8,545,398
Order Status 854,538
Delivery 854,540
Stock Level 854,539
Customer Report 8,545,392
30% 30.5% New Order 6,534,800 2,034
Payment 6,534,796
Order Status 653,480
Delivery 653,479
Stock Level 653,480
Customer Report 6,534,798
20% 20.0% New Order 4,284,681 2,034
Payment 4,284,689
Order Status 428,467
Delivery 428,470
Stock Level 428,467
Customer Report 4,284,680
10% 10.1% New Order 2,166,063 2,034
Payment 2,166,062
Order Status 216,605
Delivery 216,606
Stock Level 216,607
Customer Report 2,166,058
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0