Lenovo Global Technology ThinkSystem ST45 V3 ssj_ops@100% = 465,124
Test Sponsor: Lenovo Global Technology SPEC License #: 9017 Test Method: Single Node
Tested By: Lenovo Global Technology Test Location: Beijing, China Test Date: Nov 24, 2025
Hardware Availability: Nov-2025 Software Availability: Jun-2025 Publication: Jan 27, 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     477,720
Calibration 2     464,878
Calibration 3     465,763
ssj_ops@calibrated=465,320
100% 100.0% 465,320 465,124
90% 89.8% 418,788 417,951
80% 79.5% 372,256 369,870
70% 70.1% 325,724 326,051
60% 60.0% 279,192 279,050
50% 50.3% 232,660 234,034
40% 39.9% 186,128 185,684
30% 29.9% 139,596 138,909
20% 19.9% 93,064 92,771
10% 10.0% 46,532 46,675
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: Lenovo Global Technology
Model: ThinkSystem ST45 V3
Form Factor: Tower
CPU Name: AMD EPYC 4465P
CPU Characteristics: 12 core, 3.4GHz, 64MB L3 Cache
CPU Frequency (MHz): 3400
CPU(s) Enabled: 12 cores, 1 chip, 12 cores/chip
Hardware Threads: 24 (2 / core)
CPU(s) Orderable: 1 chip
Primary Cache: 32 KB I + 64 KB D on chip per core
Secondary Cache: 512 KB I+D on chip per core
Tertiary Cache: 64 MB I+D off chip per chip
Other Cache: None
Memory Amount (GB): 32.0
# and size of DIMM: 2 x 16 GB
Memory Details: 2 x 16GB 1Rx8 PC5-5600;slots 1 and 2 populated
Power Supply Quantity and Rating (W): 1 x 300
Power Supply Details: Lenovo
Disk Drive: 1 x 480GB M.2 NVMe SSD P/N:4XB7A83139
Disk Controller: Integrated NVME controller
# and type of Network Interface Cards (NICs) Installed: 1 x ThinkSystem 1GbE RJ45 1-port
NICs Enabled in Firmware / OS / Connected: 1/1/1
Network Speed (Mbit): 1000
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software
Power Management: Enabled (see SUT Notes)
Operating System (OS): SUSE Linux Enterprise Server 15 SP7
OS Version: 6.4.0-150700.51-default
Filesystem: xfs
JVM Vendor: Oracle Corporation
JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.10+11-LTS-240, mixed mode, sharing), version 17.0.10
JVM Command-line Options: -server -Xmn1900m -Xms2048m -Xmx2048m -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:InlineSmallCode=1500 -XX:UseAVX=1 -XX:AutoBoxCacheMax=20000 -XX:+UseParallelGC -XX:+OptimizeFill -XX:+AggressiveHeap -XX:MaxInlineSize=270 -XX:FreqInlineSize=2500
JVM Affinity: for each even physicalCoreId { numactl -C physicalCoreId, physicalCoreId + 1, physicalCoreId + 24, physicalCoreId + 25}
JVM Instances: 6
JVM Initial Heap (MB): 2048
JVM Maximum Heap (MB): 2048
JVM Address Bits: 64
Boot Firmware Version: QIE105F
Management Firmware Version: None
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
None
System Under Test Notes
Notes
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 34,743,466 2,039
Payment 34,743,469
Order Status 3,474,348
Delivery 3,474,348
Stock Level 3,474,347
Customer Report 34,743,467
Calibration 2 New Order 33,809,355 2,039
Payment 33,809,359
Order Status 3,380,935
Delivery 3,380,936
Stock Level 3,380,936
Customer Report 33,809,358
Calibration 3 New Order 33,873,666 2,038
Payment 33,873,668
Order Status 3,387,368
Delivery 3,387,370
Stock Level 3,387,366
Customer Report 33,873,661
100% 100.0% New Order 33,827,218 2,038
Payment 33,827,218
Order Status 3,382,724
Delivery 3,382,721
Stock Level 3,382,723
Customer Report 33,827,213
90% 89.8% New Order 30,396,493 2,038
Payment 30,396,493
Order Status 3,039,648
Delivery 3,039,649
Stock Level 3,039,649
Customer Report 30,396,488
80% 79.5% New Order 26,899,636 2,038
Payment 26,899,640
Order Status 2,689,965
Delivery 2,689,963
Stock Level 2,689,965
Customer Report 26,899,637
70% 70.1% New Order 23,712,834 2,038
Payment 23,712,827
Order Status 2,371,283
Delivery 2,371,282
Stock Level 2,371,283
Customer Report 23,712,828
60% 60.0% New Order 20,294,587 2,038
Payment 20,294,593
Order Status 2,029,456
Delivery 2,029,459
Stock Level 2,029,460
Customer Report 20,294,586
50% 50.3% New Order 17,020,663 2,038
Payment 17,020,661
Order Status 1,702,068
Delivery 1,702,067
Stock Level 1,702,067
Customer Report 17,020,660
40% 39.9% New Order 13,504,263 2,039
Payment 13,504,263
Order Status 1,350,426
Delivery 1,350,425
Stock Level 1,350,425
Customer Report 13,504,270
30% 29.9% New Order 10,102,730 2,038
Payment 10,102,722
Order Status 1,010,274
Delivery 1,010,272
Stock Level 1,010,272
Customer Report 10,102,730
20% 19.9% New Order 6,746,978 2,038
Payment 6,746,981
Order Status 674,698
Delivery 674,698
Stock Level 674,700
Customer Report 6,746,978
10% 10.0% New Order 3,394,545 2,038
Payment 3,394,540
Order Status 339,455
Delivery 339,455
Stock Level 339,457
Customer Report 3,394,548
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0