ESLIMKOREA ES2404-EW ssj_ops@100% = 36,641
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     36,725
Calibration 2     36,812
Calibration 3     36,746
ssj_ops@calibrated=36,779
100% 99.6% 36,779 36,641
90% 90.7% 33,101 33,356
80% 81.7% 29,423 30,045
70% 69.4% 25,745 25,527
60% 59.4% 22,067 21,861
50% 49.5% 18,389 18,206
40% 41.2% 14,711 15,136
30% 30.6% 11,034 11,257
20% 20.8% 7,356 7,644
10% 9.6% 3,678 3,546
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 2,672,916 2,045
Payment 2,672,918
Order Status 267,291
Delivery 267,292
Stock Level 267,292
Customer Report 2,672,916
Calibration 2 New Order 2,677,241 2,046
Payment 2,677,240
Order Status 267,724
Delivery 267,724
Stock Level 267,724
Customer Report 2,677,239
Calibration 3 New Order 2,672,425 2,046
Payment 2,672,425
Order Status 267,242
Delivery 267,242
Stock Level 267,242
Customer Report 2,672,425
100% 99.6% New Order 2,664,812 2,046
Payment 2,664,814
Order Status 266,482
Delivery 266,482
Stock Level 266,482
Customer Report 2,664,819
90% 90.7% New Order 2,425,941 2,046
Payment 2,425,945
Order Status 242,594
Delivery 242,595
Stock Level 242,595
Customer Report 2,425,944
80% 81.7% New Order 2,185,092 2,046
Payment 2,185,093
Order Status 218,510
Delivery 218,510
Stock Level 218,509
Customer Report 2,185,089
70% 69.4% New Order 1,856,498 2,046
Payment 1,856,500
Order Status 185,650
Delivery 185,650
Stock Level 185,649
Customer Report 1,856,499
60% 59.4% New Order 1,589,903 2,046
Payment 1,589,902
Order Status 158,990
Delivery 158,990
Stock Level 158,990
Customer Report 1,589,901
50% 49.5% New Order 1,324,720 2,046
Payment 1,324,722
Order Status 132,472
Delivery 132,472
Stock Level 132,472
Customer Report 1,324,721
40% 41.2% New Order 1,100,840 2,046
Payment 1,100,839
Order Status 110,084
Delivery 110,084
Stock Level 110,084
Customer Report 1,100,843
30% 30.6% New Order 818,690 2,045
Payment 818,691
Order Status 81,869
Delivery 81,870
Stock Level 81,869
Customer Report 818,691
20% 20.8% New Order 555,944 2,045
Payment 555,944
Order Status 55,596
Delivery 55,594
Stock Level 55,594
Customer Report 555,947
10% 9.6% New Order 257,875 2,045
Payment 257,880
Order Status 25,789
Delivery 25,788
Stock Level 25,787
Customer Report 257,881
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0