ESLIMKOREA ES2404-EW ssj_ops@100% = 36,651
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     37,038
Calibration 2     37,182
Calibration 3     36,717
ssj_ops@calibrated=36,949
100% 99.2% 36,949 36,651
90% 92.9% 33,254 34,336
80% 79.9% 29,559 29,509
70% 70.5% 25,865 26,044
60% 60.3% 22,170 22,274
50% 49.6% 18,475 18,321
40% 39.1% 14,780 14,462
30% 29.7% 11,085 10,967
20% 19.8% 7,390 7,304
10% 10.4% 3,695 3,854
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 2,693,699 2,045
Payment 2,693,695
Order Status 269,370
Delivery 269,369
Stock Level 269,369
Customer Report 2,693,699
Calibration 2 New Order 2,704,145 2,046
Payment 2,704,143
Order Status 270,415
Delivery 270,414
Stock Level 270,414
Customer Report 2,704,146
Calibration 3 New Order 2,670,337 2,046
Payment 2,670,334
Order Status 267,035
Delivery 267,033
Stock Level 267,033
Customer Report 2,670,338
100% 99.2% New Order 2,665,548 2,046
Payment 2,665,549
Order Status 266,555
Delivery 266,555
Stock Level 266,555
Customer Report 2,665,552
90% 92.9% New Order 2,497,187 2,046
Payment 2,497,183
Order Status 249,718
Delivery 249,719
Stock Level 249,719
Customer Report 2,497,185
80% 79.9% New Order 2,146,087 2,046
Payment 2,146,086
Order Status 214,609
Delivery 214,609
Stock Level 214,609
Customer Report 2,146,087
70% 70.5% New Order 1,894,157 2,045
Payment 1,894,154
Order Status 189,415
Delivery 189,416
Stock Level 189,416
Customer Report 1,894,156
60% 60.3% New Order 1,619,893 2,046
Payment 1,619,895
Order Status 161,990
Delivery 161,990
Stock Level 161,990
Customer Report 1,619,897
50% 49.6% New Order 1,332,430 2,046
Payment 1,332,424
Order Status 133,242
Delivery 133,242
Stock Level 133,242
Customer Report 1,332,432
40% 39.1% New Order 1,051,790 2,046
Payment 1,051,793
Order Status 105,179
Delivery 105,179
Stock Level 105,179
Customer Report 1,051,789
30% 29.7% New Order 797,576 2,045
Payment 797,575
Order Status 79,757
Delivery 79,759
Stock Level 79,757
Customer Report 797,576
20% 19.8% New Order 531,212 2,046
Payment 531,211
Order Status 53,121
Delivery 53,122
Stock Level 53,121
Customer Report 531,213
10% 10.4% New Order 280,303 2,046
Payment 280,304
Order Status 28,031
Delivery 28,030
Stock Level 28,030
Customer Report 280,302
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0