ESLIMKOREA ES2404-EW ssj_ops@100% = 38,798
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     39,325
Calibration 2     39,232
Calibration 3     39,147
ssj_ops@calibrated=39,189
100% 99.0% 39,189 38,798
90% 88.4% 35,270 34,653
80% 80.8% 31,352 31,671
70% 70.3% 27,433 27,542
60% 60.0% 23,514 23,522
50% 49.7% 19,595 19,478
40% 39.9% 15,676 15,620
30% 29.6% 11,757 11,596
20% 20.1% 7,838 7,864
10% 10.3% 3,919 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 2,860,042 2,045
Payment 2,860,046
Order Status 286,005
Delivery 286,004
Stock Level 286,006
Customer Report 2,860,046
Calibration 2 New Order 2,853,254 2,046
Payment 2,853,253
Order Status 285,326
Delivery 285,324
Stock Level 285,325
Customer Report 2,853,256
Calibration 3 New Order 2,847,059 2,046
Payment 2,847,058
Order Status 284,706
Delivery 284,705
Stock Level 284,706
Customer Report 2,847,059
100% 99.0% New Order 2,821,710 2,046
Payment 2,821,709
Order Status 282,171
Delivery 282,171
Stock Level 282,171
Customer Report 2,821,710
90% 88.4% New Order 2,520,237 2,046
Payment 2,520,237
Order Status 252,024
Delivery 252,023
Stock Level 252,023
Customer Report 2,520,234
80% 80.8% New Order 2,303,320 2,046
Payment 2,303,320
Order Status 230,331
Delivery 230,333
Stock Level 230,331
Customer Report 2,303,323
70% 70.3% New Order 2,003,030 2,046
Payment 2,003,031
Order Status 200,303
Delivery 200,303
Stock Level 200,303
Customer Report 2,003,030
60% 60.0% New Order 1,710,664 2,044
Payment 1,710,668
Order Status 171,067
Delivery 171,066
Stock Level 171,066
Customer Report 1,710,663
50% 49.7% New Order 1,416,580 2,046
Payment 1,416,583
Order Status 141,659
Delivery 141,659
Stock Level 141,658
Customer Report 1,416,584
40% 39.9% New Order 1,136,015 2,046
Payment 1,136,015
Order Status 113,601
Delivery 113,602
Stock Level 113,602
Customer Report 1,136,015
30% 29.6% New Order 843,332 2,046
Payment 843,331
Order Status 84,333
Delivery 84,334
Stock Level 84,333
Customer Report 843,337
20% 20.1% New Order 571,907 2,045
Payment 571,908
Order Status 57,191
Delivery 57,191
Stock Level 57,190
Customer Report 571,909
10% 10.3% New Order 292,726 2,045
Payment 292,729
Order Status 29,273
Delivery 29,272
Stock Level 29,272
Customer Report 292,728
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0