ESLIMKOREA ES2404-EW ssj_ops@100% = 40,199
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     40,498
Calibration 2     40,469
Calibration 3     40,569
ssj_ops@calibrated=40,519
100% 99.2% 40,519 40,199
90% 91.1% 36,467 36,915
80% 80.3% 32,415 32,552
70% 69.7% 28,363 28,247
60% 62.0% 24,311 25,112
50% 50.3% 20,260 20,383
40% 39.8% 16,208 16,144
30% 30.0% 12,156 12,146
20% 19.9% 8,104 8,049
10% 10.3% 4,052 4,158
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 2,945,352 2,045
Payment 2,945,355
Order Status 294,534
Delivery 294,536
Stock Level 294,536
Customer Report 2,945,352
Calibration 2 New Order 2,943,260 2,046
Payment 2,943,261
Order Status 294,327
Delivery 294,326
Stock Level 294,326
Customer Report 2,943,263
Calibration 3 New Order 2,950,448 2,046
Payment 2,950,446
Order Status 295,046
Delivery 295,045
Stock Level 295,045
Customer Report 2,950,448
100% 99.2% New Order 2,923,567 2,046
Payment 2,923,570
Order Status 292,356
Delivery 292,357
Stock Level 292,356
Customer Report 2,923,571
90% 91.1% New Order 2,684,770 2,046
Payment 2,684,767
Order Status 268,477
Delivery 268,478
Stock Level 268,477
Customer Report 2,684,769
80% 80.3% New Order 2,367,440 2,046
Payment 2,367,439
Order Status 236,744
Delivery 236,744
Stock Level 236,744
Customer Report 2,367,440
70% 69.7% New Order 2,054,350 2,046
Payment 2,054,349
Order Status 205,435
Delivery 205,435
Stock Level 205,435
Customer Report 2,054,349
60% 62.0% New Order 1,826,341 2,046
Payment 1,826,345
Order Status 182,634
Delivery 182,634
Stock Level 182,634
Customer Report 1,826,339
50% 50.3% New Order 1,482,433 2,046
Payment 1,482,431
Order Status 148,244
Delivery 148,243
Stock Level 148,244
Customer Report 1,482,433
40% 39.8% New Order 1,174,138 2,046
Payment 1,174,139
Order Status 117,413
Delivery 117,414
Stock Level 117,414
Customer Report 1,174,135
30% 30.0% New Order 883,334 2,046
Payment 883,333
Order Status 88,334
Delivery 88,333
Stock Level 88,333
Customer Report 883,333
20% 19.9% New Order 585,357 2,046
Payment 585,352
Order Status 58,535
Delivery 58,536
Stock Level 58,536
Customer Report 585,356
10% 10.3% New Order 302,424 2,045
Payment 302,426
Order Status 30,242
Delivery 30,242
Stock Level 30,243
Customer Report 302,423
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0