ESLIMKOREA ES2404-EW ssj_ops@100% = 39,695
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     39,691
Calibration 2     39,367
Calibration 3     39,406
ssj_ops@calibrated=39,386
100% 100.8% 39,386 39,695
90% 89.2% 35,448 35,115
80% 80.8% 31,509 31,811
70% 72.4% 27,570 28,499
60% 59.6% 23,632 23,463
50% 49.9% 19,693 19,637
40% 40.4% 15,754 15,930
30% 30.8% 11,816 12,132
20% 19.9% 7,877 7,850
10% 10.5% 3,939 4,133
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 2,886,788 2,045
Payment 2,886,790
Order Status 288,679
Delivery 288,679
Stock Level 288,679
Customer Report 2,886,792
Calibration 2 New Order 2,863,075 2,046
Payment 2,863,075
Order Status 286,309
Delivery 286,307
Stock Level 286,307
Customer Report 2,863,072
Calibration 3 New Order 2,865,871 2,046
Payment 2,865,867
Order Status 286,587
Delivery 286,586
Stock Level 286,588
Customer Report 2,865,869
100% 100.8% New Order 2,886,919 2,046
Payment 2,886,920
Order Status 288,692
Delivery 288,692
Stock Level 288,692
Customer Report 2,886,919
90% 89.2% New Order 2,553,826 2,046
Payment 2,553,823
Order Status 255,383
Delivery 255,382
Stock Level 255,382
Customer Report 2,553,823
80% 80.8% New Order 2,313,504 2,046
Payment 2,313,503
Order Status 231,350
Delivery 231,350
Stock Level 231,350
Customer Report 2,313,503
70% 72.4% New Order 2,072,660 2,046
Payment 2,072,663
Order Status 207,267
Delivery 207,266
Stock Level 207,267
Customer Report 2,072,663
60% 59.6% New Order 1,706,413 2,046
Payment 1,706,417
Order Status 170,641
Delivery 170,641
Stock Level 170,642
Customer Report 1,706,417
50% 49.9% New Order 1,428,172 2,046
Payment 1,428,177
Order Status 142,817
Delivery 142,818
Stock Level 142,818
Customer Report 1,428,179
40% 40.4% New Order 1,158,524 2,046
Payment 1,158,521
Order Status 115,851
Delivery 115,852
Stock Level 115,852
Customer Report 1,158,523
30% 30.8% New Order 882,323 2,046
Payment 882,326
Order Status 88,233
Delivery 88,233
Stock Level 88,232
Customer Report 882,322
20% 19.9% New Order 570,907 2,046
Payment 570,911
Order Status 57,091
Delivery 57,091
Stock Level 57,091
Customer Report 570,909
10% 10.5% New Order 300,605 2,046
Payment 300,610
Order Status 30,061
Delivery 30,060
Stock Level 30,061
Customer Report 300,603
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0