ESLIMKOREA ES2404-EW ssj_ops@100% = 40,114
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     39,661
Calibration 2     39,420
Calibration 3     39,202
ssj_ops@calibrated=39,311
100% 102.0% 39,311 40,114
90% 90.1% 35,380 35,416
80% 78.1% 31,449 30,712
70% 69.7% 27,518 27,384
60% 60.8% 23,587 23,884
50% 49.5% 19,656 19,440
40% 40.1% 15,725 15,754
30% 31.2% 11,793 12,275
20% 20.4% 7,862 8,025
10% 10.2% 3,931 4,025
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 2,884,460 2,045
Payment 2,884,459
Order Status 288,446
Delivery 288,446
Stock Level 288,446
Customer Report 2,884,464
Calibration 2 New Order 2,866,964 2,046
Payment 2,866,963
Order Status 286,697
Delivery 286,696
Stock Level 286,696
Customer Report 2,866,967
Calibration 3 New Order 2,851,118 2,046
Payment 2,851,117
Order Status 285,112
Delivery 285,112
Stock Level 285,113
Customer Report 2,851,124
100% 102.0% New Order 2,917,412 2,046
Payment 2,917,414
Order Status 291,741
Delivery 291,740
Stock Level 291,741
Customer Report 2,917,411
90% 90.1% New Order 2,575,778 2,046
Payment 2,575,777
Order Status 257,578
Delivery 257,578
Stock Level 257,578
Customer Report 2,575,774
80% 78.1% New Order 2,233,607 2,046
Payment 2,233,606
Order Status 223,360
Delivery 223,361
Stock Level 223,360
Customer Report 2,233,605
70% 69.7% New Order 1,991,553 2,046
Payment 1,991,555
Order Status 199,156
Delivery 199,154
Stock Level 199,156
Customer Report 1,991,555
60% 60.8% New Order 1,737,032 2,046
Payment 1,737,030
Order Status 173,704
Delivery 173,704
Stock Level 173,702
Customer Report 1,737,034
50% 49.5% New Order 1,413,852 2,046
Payment 1,413,848
Order Status 141,384
Delivery 141,384
Stock Level 141,385
Customer Report 1,413,851
40% 40.1% New Order 1,145,759 2,046
Payment 1,145,757
Order Status 114,575
Delivery 114,576
Stock Level 114,577
Customer Report 1,145,756
30% 31.2% New Order 892,727 2,046
Payment 892,727
Order Status 89,274
Delivery 89,273
Stock Level 89,273
Customer Report 892,726
20% 20.4% New Order 583,634 2,046
Payment 583,636
Order Status 58,363
Delivery 58,364
Stock Level 58,364
Customer Report 583,639
10% 10.2% New Order 292,724 2,045
Payment 292,728
Order Status 29,274
Delivery 29,272
Stock Level 29,272
Customer Report 292,730
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0