Compal Electronics, Inc. SR224-2A ssj_ops@100% = 297,349
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     303,906
Calibration 2     299,945
Calibration 3     299,734
ssj_ops@calibrated=299,839
100% 99.2% 299,839 297,349
90% 89.4% 269,856 268,161
80% 79.8% 239,872 239,404
70% 69.6% 209,888 208,737
60% 59.6% 179,904 178,843
50% 50.0% 149,920 149,957
40% 40.0% 119,936 120,001
30% 29.9% 89,952 89,756
20% 19.9% 59,968 59,546
10% 10.1% 29,984 30,208
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 22,112,323 2,034
Payment 22,112,330
Order Status 2,211,233
Delivery 2,211,232
Stock Level 2,211,232
Customer Report 22,112,328
Calibration 2 New Order 21,818,646 2,034
Payment 21,818,641
Order Status 2,181,864
Delivery 2,181,865
Stock Level 2,181,864
Customer Report 21,818,634
Calibration 3 New Order 21,805,250 2,034
Payment 21,805,246
Order Status 2,180,526
Delivery 2,180,525
Stock Level 2,180,526
Customer Report 21,805,244
100% 99.2% New Order 21,626,272 2,034
Payment 21,626,263
Order Status 2,162,627
Delivery 2,162,628
Stock Level 2,162,626
Customer Report 21,626,268
90% 89.4% New Order 19,505,998 2,034
Payment 19,506,001
Order Status 1,950,597
Delivery 1,950,600
Stock Level 1,950,599
Customer Report 19,505,997
80% 79.8% New Order 17,411,622 2,034
Payment 17,411,613
Order Status 1,741,162
Delivery 1,741,162
Stock Level 1,741,162
Customer Report 17,411,620
70% 69.6% New Order 15,183,351 2,034
Payment 15,183,340
Order Status 1,518,335
Delivery 1,518,334
Stock Level 1,518,334
Customer Report 15,183,346
60% 59.6% New Order 13,006,974 2,034
Payment 13,006,972
Order Status 1,300,696
Delivery 1,300,698
Stock Level 1,300,698
Customer Report 13,006,969
50% 50.0% New Order 10,906,181 2,034
Payment 10,906,177
Order Status 1,090,621
Delivery 1,090,619
Stock Level 1,090,620
Customer Report 10,906,181
40% 40.0% New Order 8,727,739 2,034
Payment 8,727,743
Order Status 872,772
Delivery 872,776
Stock Level 872,774
Customer Report 8,727,744
30% 29.9% New Order 6,527,733 2,034
Payment 6,527,737
Order Status 652,775
Delivery 652,774
Stock Level 652,774
Customer Report 6,527,733
20% 19.9% New Order 4,330,728 2,034
Payment 4,330,739
Order Status 433,072
Delivery 433,074
Stock Level 433,072
Customer Report 4,330,736
10% 10.1% New Order 2,196,963 2,034
Payment 2,196,978
Order Status 219,697
Delivery 219,697
Stock Level 219,695
Customer Report 2,196,970
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0