ESLIMKOREA ES2404-EW ssj_ops@100% = 37,258
Test Sponsor: Telecommunications Technology Association SPEC License #: 83 Test Method: Single Node
Tested By: Telecommunications Technology Association Test Location: TTA, Seongnam-city, Korea Test Date: Nov 27, 2025
Hardware Availability: Jul-2025 Software Availability: Sep-2025 Publication: Dec 18, 2025
System Source: Single Supplier System Designation: Server Power Provisioning: Line-powered
Benchmark Results Summary
Target Load Actual Load ssj_ops
Target Actual
Calibration 1     37,807
Calibration 2     36,961
Calibration 3     37,055
ssj_ops@calibrated=37,008
100% 100.7% 37,008 37,258
90% 91.4% 33,307 33,814
80% 79.6% 29,607 29,442
70% 69.7% 25,906 25,803
60% 58.6% 22,205 21,700
50% 49.9% 18,504 18,460
40% 39.7% 14,803 14,708
30% 30.7% 11,102 11,371
20% 20.2% 7,402 7,478
10% 9.8% 3,701 3,645
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: ESLIMKOREA
Model: ES2404-EW
Form Factor: 4U
CPU Name: Intel Xeon Gold 5520+
CPU Characteristics: 28 Core, 2.20 GHz, 52.5 MB L3 Cache (Turbo Boost Technology up to 4.00 GHz)
CPU Frequency (MHz): 2300
CPU(s) Enabled: 56 cores, 2 chips, 28 cores/chip
Hardware Threads: 112 (2 / core)
CPU(s) Orderable: 2 chips
Primary Cache: 32 KB I + 48 KB D on chip per core
Secondary Cache: 2 MB I+D on chip per core
Tertiary Cache: 53760 KB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 512
# and size of DIMM: 8 x 64 GB
Memory Details: 8 x 64GB(M393A8G40MB2-CVF, 2Rx4 PC4-23466U-R; slots DIMM_P0_A0, DIMM_P0_B0, DIMM_P0_D0, DIMM_P0_E0, DIMM_P1_G0, DIMM_P1_H0, DIMM_P1_J0, DIMM_P1_K0 are populated)
Power Supply Quantity and Rating (W): 2 x 1200
Power Supply Details: Delta DPS-1200AB-4 E Rev.S0F
Disk Drive: 1 x 480 GB SATA SSD (P/N: INTEL SSDSC2KB480G8)
Disk Controller: None
# and type of Network Interface Cards (NICs) Installed: 2 x Intel Corporation I210 Gigabit Network Connection (Onboard)
NICs Enabled in Firmware / OS / Connected: 1/1/1
Network Speed (Mbit): 10000
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software
Power Management: Enabled
Operating System (OS): Red Hat Enterprise Linux 9.5
OS Version: 5.14.0-503.11.1.el9_5.x86_64
Filesystem: xfs
JVM Vendor: Oracle
JVM Version: java version "25" 2025-09-16 LTS; Java(TM) SE Runtime Environment (build 25+37-LTS-3491); Java HotSpot(TM) 64-Bit Server VM (build 25+37-LTS-3491, mixed mode, sharing)
JVM Command-line Options: -server -Xms2g -Xmx2g -Xmn1g -XX:+UseParallelGC -XX:ParallelGCThreads=28
JVM Affinity: numactl --physcpubind=[0-64] --localalloc
JVM Instances: 112
JVM Initial Heap (MB): 256
JVM Maximum Heap (MB): 2048
JVM Address Bits: 64
Boot Firmware Version: American Megatrends Inc. KM-H620-103B-SA2 (Release Date: 02/21/2019; BIOS Revision: 5.12)
Management Firmware Version: Firmware Revision 2.00 (IPMI Version 2.0)
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 2,749,629 2,045
Payment 2,749,629
Order Status 274,963
Delivery 274,964
Stock Level 274,963
Customer Report 2,749,631
Calibration 2 New Order 2,688,138 2,046
Payment 2,688,138
Order Status 268,814
Delivery 268,812
Stock Level 268,814
Customer Report 2,688,138
Calibration 3 New Order 2,694,895 2,046
Payment 2,694,898
Order Status 269,490
Delivery 269,489
Stock Level 269,490
Customer Report 2,694,898
100% 100.7% New Order 2,709,659 2,046
Payment 2,709,659
Order Status 270,965
Delivery 270,965
Stock Level 270,966
Customer Report 2,709,662
90% 91.4% New Order 2,459,227 2,046
Payment 2,459,223
Order Status 245,921
Delivery 245,922
Stock Level 245,922
Customer Report 2,459,223
80% 79.6% New Order 2,141,227 2,046
Payment 2,141,224
Order Status 214,124
Delivery 214,124
Stock Level 214,122
Customer Report 2,141,227
70% 69.7% New Order 1,876,591 2,046
Payment 1,876,589
Order Status 187,658
Delivery 187,660
Stock Level 187,658
Customer Report 1,876,591
60% 58.6% New Order 1,578,165 2,046
Payment 1,578,164
Order Status 157,816
Delivery 157,817
Stock Level 157,817
Customer Report 1,578,165
50% 49.9% New Order 1,342,516 2,046
Payment 1,342,512
Order Status 134,251
Delivery 134,252
Stock Level 134,251
Customer Report 1,342,514
40% 39.7% New Order 1,069,697 2,046
Payment 1,069,693
Order Status 106,970
Delivery 106,969
Stock Level 106,970
Customer Report 1,069,701
30% 30.7% New Order 826,967 2,046
Payment 826,969
Order Status 82,697
Delivery 82,697
Stock Level 82,697
Customer Report 826,973
20% 20.2% New Order 543,840 2,046
Payment 543,836
Order Status 54,383
Delivery 54,384
Stock Level 54,383
Customer Report 543,836
10% 9.8% New Order 265,073 2,046
Payment 265,075
Order Status 26,507
Delivery 26,508
Stock Level 26,508
Customer Report 265,074
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0