Compal Electronics, Inc. SR224-2A ssj_ops@100% = 294,647
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     297,874
Calibration 2     297,751
Calibration 3     295,669
ssj_ops@calibrated=296,710
100% 99.3% 296,710 294,647
90% 90.5% 267,039 268,634
80% 80.1% 237,368 237,633
70% 69.9% 207,697 207,348
60% 59.9% 178,026 177,834
50% 49.9% 148,355 147,951
40% 40.1% 118,684 118,946
30% 30.0% 89,013 89,054
20% 20.1% 59,342 59,548
10% 10.2% 29,671 30,271
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 21,667,771 2,034
Payment 21,667,759
Order Status 2,166,777
Delivery 2,166,777
Stock Level 2,166,776
Customer Report 21,667,767
Calibration 2 New Order 21,657,195 2,034
Payment 21,657,202
Order Status 2,165,720
Delivery 2,165,721
Stock Level 2,165,721
Customer Report 21,657,201
Calibration 3 New Order 21,506,949 2,034
Payment 21,506,947
Order Status 2,150,695
Delivery 2,150,694
Stock Level 2,150,694
Customer Report 21,506,964
100% 99.3% New Order 21,435,156 2,034
Payment 21,435,155
Order Status 2,143,516
Delivery 2,143,514
Stock Level 2,143,514
Customer Report 21,435,154
90% 90.5% New Order 19,537,893 2,034
Payment 19,537,892
Order Status 1,953,789
Delivery 1,953,790
Stock Level 1,953,788
Customer Report 19,537,892
80% 80.1% New Order 17,282,792 2,034
Payment 17,282,793
Order Status 1,728,279
Delivery 1,728,279
Stock Level 1,728,281
Customer Report 17,282,786
70% 69.9% New Order 15,080,382 2,034
Payment 15,080,379
Order Status 1,508,036
Delivery 1,508,039
Stock Level 1,508,039
Customer Report 15,080,382
60% 59.9% New Order 12,934,618 2,034
Payment 12,934,621
Order Status 1,293,463
Delivery 1,293,463
Stock Level 1,293,462
Customer Report 12,934,627
50% 49.9% New Order 10,760,536 2,034
Payment 10,760,539
Order Status 1,076,054
Delivery 1,076,053
Stock Level 1,076,055
Customer Report 10,760,537
40% 40.1% New Order 8,651,180 2,034
Payment 8,651,176
Order Status 865,117
Delivery 865,120
Stock Level 865,117
Customer Report 8,651,188
30% 30.0% New Order 6,476,896 2,034
Payment 6,476,881
Order Status 647,688
Delivery 647,687
Stock Level 647,688
Customer Report 6,476,882
20% 20.1% New Order 4,330,911 2,034
Payment 4,330,907
Order Status 433,090
Delivery 433,093
Stock Level 433,090
Customer Report 4,330,910
10% 10.2% New Order 2,201,682 2,034
Payment 2,201,674
Order Status 220,169
Delivery 220,168
Stock Level 220,168
Customer Report 2,201,679
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0