ESLIMKOREA ES2404-EW ssj_ops@100% = 39,812
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     40,252
Calibration 2     40,097
Calibration 3     40,074
ssj_ops@calibrated=40,085
100% 99.3% 40,085 39,812
90% 89.8% 36,077 35,999
80% 80.2% 32,068 32,137
70% 69.3% 28,060 27,769
60% 61.2% 24,051 24,518
50% 49.3% 20,043 19,760
40% 40.4% 16,034 16,212
30% 30.4% 12,026 12,189
20% 20.2% 8,017 8,087
10% 10.5% 4,009 4,196
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 2,927,399 2,045
Payment 2,927,403
Order Status 292,740
Delivery 292,740
Stock Level 292,739
Customer Report 2,927,402
Calibration 2 New Order 2,916,171 2,046
Payment 2,916,172
Order Status 291,617
Delivery 291,617
Stock Level 291,617
Customer Report 2,916,169
Calibration 3 New Order 2,914,442 2,046
Payment 2,914,448
Order Status 291,443
Delivery 291,445
Stock Level 291,444
Customer Report 2,914,443
100% 99.3% New Order 2,895,456 2,046
Payment 2,895,454
Order Status 289,545
Delivery 289,546
Stock Level 289,545
Customer Report 2,895,454
90% 89.8% New Order 2,618,106 2,046
Payment 2,618,109
Order Status 261,810
Delivery 261,811
Stock Level 261,811
Customer Report 2,618,111
80% 80.2% New Order 2,337,212 2,046
Payment 2,337,214
Order Status 233,721
Delivery 233,721
Stock Level 233,721
Customer Report 2,337,211
70% 69.3% New Order 2,019,625 2,046
Payment 2,019,625
Order Status 201,962
Delivery 201,962
Stock Level 201,963
Customer Report 2,019,627
60% 61.2% New Order 1,783,147 2,046
Payment 1,783,150
Order Status 178,315
Delivery 178,314
Stock Level 178,314
Customer Report 1,783,149
50% 49.3% New Order 1,437,072 2,046
Payment 1,437,073
Order Status 143,707
Delivery 143,707
Stock Level 143,707
Customer Report 1,437,075
40% 40.4% New Order 1,179,091 2,046
Payment 1,179,092
Order Status 117,909
Delivery 117,909
Stock Level 117,910
Customer Report 1,179,089
30% 30.4% New Order 886,485 2,046
Payment 886,482
Order Status 88,648
Delivery 88,649
Stock Level 88,648
Customer Report 886,483
20% 20.2% New Order 588,180 2,046
Payment 588,182
Order Status 58,819
Delivery 58,818
Stock Level 58,819
Customer Report 588,182
10% 10.5% New Order 305,155 2,046
Payment 305,151
Order Status 30,515
Delivery 30,514
Stock Level 30,514
Customer Report 305,151
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0