Lenovo Global Technology ThinkSystem ST45 V3 ssj_ops@100% = 444,447
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     460,046
Calibration 2     447,291
Calibration 3     449,759
ssj_ops@calibrated=448,525
100% 99.1% 448,525 444,447
90% 90.1% 403,672 403,921
80% 80.6% 358,820 361,394
70% 69.9% 313,967 313,400
60% 60.2% 269,115 269,992
50% 49.6% 224,262 222,541
40% 39.9% 179,410 178,996
30% 30.2% 134,557 135,495
20% 20.0% 89,705 89,926
10% 10.1% 44,852 45,083
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 33,458,019 2,039
Payment 33,458,022
Order Status 3,345,802
Delivery 3,345,803
Stock Level 3,345,802
Customer Report 33,458,022
Calibration 2 New Order 32,530,247 2,038
Payment 32,530,256
Order Status 3,253,028
Delivery 3,253,026
Stock Level 3,253,025
Customer Report 32,530,250
Calibration 3 New Order 32,710,024 2,038
Payment 32,710,029
Order Status 3,271,002
Delivery 3,271,006
Stock Level 3,271,001
Customer Report 32,710,029
100% 99.1% New Order 32,323,471 2,038
Payment 32,323,467
Order Status 3,232,347
Delivery 3,232,346
Stock Level 3,232,348
Customer Report 32,323,466
90% 90.1% New Order 29,376,120 2,039
Payment 29,376,132
Order Status 2,937,611
Delivery 2,937,614
Stock Level 2,937,613
Customer Report 29,376,127
80% 80.6% New Order 26,283,195 2,038
Payment 26,283,187
Order Status 2,628,319
Delivery 2,628,319
Stock Level 2,628,321
Customer Report 26,283,191
70% 69.9% New Order 22,792,725 2,039
Payment 22,792,729
Order Status 2,279,274
Delivery 2,279,272
Stock Level 2,279,276
Customer Report 22,792,727
60% 60.2% New Order 19,635,773 2,038
Payment 19,635,774
Order Status 1,963,577
Delivery 1,963,577
Stock Level 1,963,576
Customer Report 19,635,768
50% 49.6% New Order 16,184,780 2,039
Payment 16,184,785
Order Status 1,618,478
Delivery 1,618,479
Stock Level 1,618,478
Customer Report 16,184,793
40% 39.9% New Order 13,017,913 2,039
Payment 13,017,915
Order Status 1,301,790
Delivery 1,301,790
Stock Level 1,301,791
Customer Report 13,017,915
30% 30.2% New Order 9,854,167 2,039
Payment 9,854,166
Order Status 985,416
Delivery 985,415
Stock Level 985,417
Customer Report 9,854,162
20% 20.0% New Order 6,540,044 2,038
Payment 6,540,039
Order Status 654,004
Delivery 654,003
Stock Level 654,004
Customer Report 6,540,044
10% 10.1% New Order 3,278,793 2,038
Payment 3,278,786
Order Status 327,879
Delivery 327,879
Stock Level 327,878
Customer Report 3,278,785
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0