ESLIMKOREA ES2404-EW ssj_ops@100% = 40,799
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     40,888
Calibration 2     40,371
Calibration 3     40,642
ssj_ops@calibrated=40,507
100% 100.7% 40,507 40,799
90% 88.4% 36,456 35,803
80% 79.6% 32,405 32,225
70% 69.0% 28,355 27,956
60% 61.0% 24,304 24,692
50% 50.7% 20,253 20,530
40% 39.2% 16,203 15,888
30% 29.9% 12,152 12,100
20% 19.9% 8,101 8,050
10% 9.7% 4,051 3,925
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 2,973,704 2,045
Payment 2,973,704
Order Status 297,370
Delivery 297,371
Stock Level 297,370
Customer Report 2,973,704
Calibration 2 New Order 2,936,133 2,046
Payment 2,936,136
Order Status 293,614
Delivery 293,614
Stock Level 293,614
Customer Report 2,936,135
Calibration 3 New Order 2,955,753 2,046
Payment 2,955,757
Order Status 295,575
Delivery 295,575
Stock Level 295,575
Customer Report 2,955,756
100% 100.7% New Order 2,967,204 2,046
Payment 2,967,200
Order Status 296,720
Delivery 296,720
Stock Level 296,720
Customer Report 2,967,200
90% 88.4% New Order 2,603,882 2,046
Payment 2,603,885
Order Status 260,388
Delivery 260,389
Stock Level 260,389
Customer Report 2,603,881
80% 79.6% New Order 2,343,675 2,046
Payment 2,343,673
Order Status 234,368
Delivery 234,367
Stock Level 234,367
Customer Report 2,343,673
70% 69.0% New Order 2,033,145 2,046
Payment 2,033,145
Order Status 203,314
Delivery 203,314
Stock Level 203,314
Customer Report 2,033,143
60% 61.0% New Order 1,795,810 2,046
Payment 1,795,813
Order Status 179,580
Delivery 179,582
Stock Level 179,582
Customer Report 1,795,811
50% 50.7% New Order 1,493,119 2,046
Payment 1,493,118
Order Status 149,312
Delivery 149,312
Stock Level 149,312
Customer Report 1,493,119
40% 39.2% New Order 1,155,538 2,046
Payment 1,155,539
Order Status 115,554
Delivery 115,554
Stock Level 115,554
Customer Report 1,155,539
30% 29.9% New Order 880,006 2,046
Payment 880,010
Order Status 88,001
Delivery 88,001
Stock Level 88,001
Customer Report 880,013
20% 19.9% New Order 585,474 2,046
Payment 585,472
Order Status 58,547
Delivery 58,547
Stock Level 58,548
Customer Report 585,472
10% 9.7% New Order 285,455 2,045
Payment 285,455
Order Status 28,545
Delivery 28,545
Stock Level 28,545
Customer Report 285,455
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0