ESLIMKOREA ES2404-EW ssj_ops@100% = 40,633
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     40,675
Calibration 2     40,638
Calibration 3     40,482
ssj_ops@calibrated=40,560
100% 100.2% 40,560 40,633
90% 90.3% 36,504 36,639
80% 81.6% 32,448 33,115
70% 69.3% 28,392 28,111
60% 59.9% 24,336 24,278
50% 49.4% 20,280 20,043
40% 39.3% 16,224 15,954
30% 29.0% 12,168 11,753
20% 19.5% 8,112 7,904
10% 10.0% 4,056 4,058
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 2,958,195 2,045
Payment 2,958,194
Order Status 295,820
Delivery 295,819
Stock Level 295,820
Customer Report 2,958,193
Calibration 2 New Order 2,955,548 2,046
Payment 2,955,549
Order Status 295,556
Delivery 295,554
Stock Level 295,555
Customer Report 2,955,551
Calibration 3 New Order 2,944,131 2,046
Payment 2,944,128
Order Status 294,412
Delivery 294,412
Stock Level 294,412
Customer Report 2,944,131
100% 100.2% New Order 2,955,157 2,046
Payment 2,955,159
Order Status 295,516
Delivery 295,515
Stock Level 295,516
Customer Report 2,955,160
90% 90.3% New Order 2,664,688 2,046
Payment 2,664,689
Order Status 266,470
Delivery 266,468
Stock Level 266,470
Customer Report 2,664,690
80% 81.6% New Order 2,408,389 2,046
Payment 2,408,396
Order Status 240,838
Delivery 240,839
Stock Level 240,838
Customer Report 2,408,391
70% 69.3% New Order 2,044,448 2,046
Payment 2,044,445
Order Status 204,444
Delivery 204,444
Stock Level 204,444
Customer Report 2,044,449
60% 59.9% New Order 1,765,702 2,046
Payment 1,765,702
Order Status 176,569
Delivery 176,569
Stock Level 176,570
Customer Report 1,765,701
50% 49.4% New Order 1,457,667 2,046
Payment 1,457,668
Order Status 145,767
Delivery 145,767
Stock Level 145,766
Customer Report 1,457,669
40% 39.3% New Order 1,160,270 2,046
Payment 1,160,269
Order Status 116,027
Delivery 116,027
Stock Level 116,027
Customer Report 1,160,270
30% 29.0% New Order 854,745 2,046
Payment 854,745
Order Status 85,474
Delivery 85,475
Stock Level 85,475
Customer Report 854,745
20% 19.5% New Order 574,850 2,044
Payment 574,847
Order Status 57,486
Delivery 57,484
Stock Level 57,486
Customer Report 574,847
10% 10.0% New Order 295,152 2,045
Payment 295,153
Order Status 29,515
Delivery 29,516
Stock Level 29,514
Customer Report 295,150
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0