ESLIMKOREA ES2404-EW ssj_ops@100% = 39,910
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     40,232
Calibration 2     40,083
Calibration 3     39,962
ssj_ops@calibrated=40,022
100% 99.7% 40,022 39,910
90% 90.9% 36,020 36,397
80% 80.6% 32,018 32,262
70% 69.6% 28,016 27,838
60% 59.9% 24,013 23,978
50% 50.5% 20,011 20,200
40% 39.7% 16,009 15,900
30% 29.8% 12,007 11,945
20% 19.8% 8,004 7,921
10% 10.0% 4,002 4,021
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 2,925,999 2,045
Payment 2,926,000
Order Status 292,600
Delivery 292,600
Stock Level 292,600
Customer Report 2,925,998
Calibration 2 New Order 2,915,166 2,046
Payment 2,915,169
Order Status 291,518
Delivery 291,516
Stock Level 291,516
Customer Report 2,915,170
Calibration 3 New Order 2,906,320 2,046
Payment 2,906,319
Order Status 290,632
Delivery 290,631
Stock Level 290,632
Customer Report 2,906,314
100% 99.7% New Order 2,902,533 2,046
Payment 2,902,534
Order Status 290,254
Delivery 290,253
Stock Level 290,254
Customer Report 2,902,534
90% 90.9% New Order 2,647,070 2,046
Payment 2,647,070
Order Status 264,707
Delivery 264,708
Stock Level 264,707
Customer Report 2,647,070
80% 80.6% New Order 2,346,300 2,046
Payment 2,346,302
Order Status 234,631
Delivery 234,630
Stock Level 234,629
Customer Report 2,346,299
70% 69.6% New Order 2,024,570 2,046
Payment 2,024,569
Order Status 202,458
Delivery 202,456
Stock Level 202,457
Customer Report 2,024,569
60% 59.9% New Order 1,743,860 2,046
Payment 1,743,857
Order Status 174,385
Delivery 174,386
Stock Level 174,386
Customer Report 1,743,856
50% 50.5% New Order 1,469,090 2,046
Payment 1,469,092
Order Status 146,909
Delivery 146,910
Stock Level 146,909
Customer Report 1,469,090
40% 39.7% New Order 1,156,409 2,046
Payment 1,156,410
Order Status 115,642
Delivery 115,641
Stock Level 115,641
Customer Report 1,156,409
30% 29.8% New Order 868,724 2,046
Payment 868,725
Order Status 86,872
Delivery 86,873
Stock Level 86,872
Customer Report 868,722
20% 19.8% New Order 576,062 2,046
Payment 576,061
Order Status 57,606
Delivery 57,606
Stock Level 57,606
Customer Report 576,059
10% 10.0% New Order 292,426 2,045
Payment 292,422
Order Status 29,242
Delivery 29,242
Stock Level 29,242
Customer Report 292,426
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0