Compal Electronics, Inc. SR224-2A ssj_ops@100% = 291,991
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     295,152
Calibration 2     290,562
Calibration 3     293,017
ssj_ops@calibrated=291,790
100% 100.1% 291,790 291,991
90% 89.8% 262,611 262,024
80% 79.6% 233,432 232,387
70% 69.3% 204,253 202,210
60% 60.1% 175,074 175,459
50% 49.8% 145,895 145,212
40% 39.8% 116,716 116,141
30% 30.4% 87,537 88,670
20% 19.8% 58,358 57,878
10% 10.0% 29,179 29,279
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 21,476,742 2,034
Payment 21,476,737
Order Status 2,147,675
Delivery 2,147,676
Stock Level 2,147,675
Customer Report 21,476,732
Calibration 2 New Order 21,143,936 2,034
Payment 21,143,934
Order Status 2,114,393
Delivery 2,114,392
Stock Level 2,114,392
Customer Report 21,143,927
Calibration 3 New Order 21,320,756 2,034
Payment 21,320,763
Order Status 2,132,077
Delivery 2,132,076
Stock Level 2,132,075
Customer Report 21,320,756
100% 100.1% New Order 21,237,876 2,034
Payment 21,237,880
Order Status 2,123,789
Delivery 2,123,786
Stock Level 2,123,786
Customer Report 21,237,868
90% 89.8% New Order 19,057,082 2,034
Payment 19,057,088
Order Status 1,905,706
Delivery 1,905,708
Stock Level 1,905,709
Customer Report 19,057,075
80% 79.6% New Order 16,909,732 2,034
Payment 16,909,718
Order Status 1,690,973
Delivery 1,690,974
Stock Level 1,690,971
Customer Report 16,909,723
70% 69.3% New Order 14,708,276 2,034
Payment 14,708,278
Order Status 1,470,828
Delivery 1,470,828
Stock Level 1,470,829
Customer Report 14,708,280
60% 60.1% New Order 12,761,041 2,034
Payment 12,761,042
Order Status 1,276,103
Delivery 1,276,103
Stock Level 1,276,103
Customer Report 12,761,036
50% 49.8% New Order 10,561,326 2,034
Payment 10,561,328
Order Status 1,056,134
Delivery 1,056,132
Stock Level 1,056,131
Customer Report 10,561,321
40% 39.8% New Order 8,446,959 2,034
Payment 8,446,954
Order Status 844,696
Delivery 844,695
Stock Level 844,696
Customer Report 8,446,959
30% 30.4% New Order 6,448,785 2,034
Payment 6,448,788
Order Status 644,880
Delivery 644,881
Stock Level 644,877
Customer Report 6,448,791
20% 19.8% New Order 4,209,515 2,034
Payment 4,209,513
Order Status 420,953
Delivery 420,951
Stock Level 420,951
Customer Report 4,209,506
10% 10.0% New Order 2,129,571 2,034
Payment 2,129,569
Order Status 212,957
Delivery 212,955
Stock Level 212,957
Customer Report 2,129,573
Active Idle New Order 0 2,034
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0