Compal Electronics, Inc. SR224-2A ssj_ops@100% = 292,437
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     296,623
Calibration 2     293,677
Calibration 3     294,270
ssj_ops@calibrated=293,973
100% 99.5% 293,973 292,437
90% 90.3% 264,576 265,345
80% 79.5% 235,179 233,764
70% 70.0% 205,781 205,636
60% 60.0% 176,384 176,341
50% 49.6% 146,987 145,823
40% 40.4% 117,589 118,621
30% 30.0% 88,192 88,046
20% 20.0% 58,795 58,790
10% 10.0% 29,397 29,408
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 21,580,957 2,034
Payment 21,580,961
Order Status 2,158,095
Delivery 2,158,096
Stock Level 2,158,096
Customer Report 21,580,960
Calibration 2 New Order 21,361,935 2,034
Payment 21,361,937
Order Status 2,136,194
Delivery 2,136,195
Stock Level 2,136,195
Customer Report 21,361,938
Calibration 3 New Order 21,411,962 2,034
Payment 21,411,964
Order Status 2,141,197
Delivery 2,141,194
Stock Level 2,141,196
Customer Report 21,411,966
100% 99.5% New Order 21,279,954 2,034
Payment 21,279,947
Order Status 2,127,992
Delivery 2,127,994
Stock Level 2,127,997
Customer Report 21,279,954
90% 90.3% New Order 19,298,720 2,034
Payment 19,298,726
Order Status 1,929,874
Delivery 1,929,875
Stock Level 1,929,873
Customer Report 19,298,723
80% 79.5% New Order 17,001,468 2,034
Payment 17,001,467
Order Status 1,700,147
Delivery 1,700,145
Stock Level 1,700,147
Customer Report 17,001,466
70% 70.0% New Order 14,956,128 2,034
Payment 14,956,125
Order Status 1,495,611
Delivery 1,495,614
Stock Level 1,495,613
Customer Report 14,956,130
60% 60.0% New Order 12,825,392 2,034
Payment 12,825,395
Order Status 1,282,539
Delivery 1,282,539
Stock Level 1,282,537
Customer Report 12,825,393
50% 49.6% New Order 10,605,499 2,034
Payment 10,605,506
Order Status 1,060,551
Delivery 1,060,551
Stock Level 1,060,550
Customer Report 10,605,500
40% 40.4% New Order 8,627,503 2,034
Payment 8,627,496
Order Status 862,748
Delivery 862,751
Stock Level 862,749
Customer Report 8,627,501
30% 30.0% New Order 6,403,633 2,034
Payment 6,403,632
Order Status 640,365
Delivery 640,363
Stock Level 640,364
Customer Report 6,403,643
20% 20.0% New Order 4,275,754 2,034
Payment 4,275,762
Order Status 427,575
Delivery 427,577
Stock Level 427,575
Customer Report 4,275,759
10% 10.0% New Order 2,138,788 2,034
Payment 2,138,788
Order Status 213,878
Delivery 213,877
Stock Level 213,880
Customer Report 2,138,789
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0