ESLIMKOREA ES2404-EW ssj_ops@100% = 40,192
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     40,310
Calibration 2     40,551
Calibration 3     40,945
ssj_ops@calibrated=40,748
100% 98.6% 40,748 40,192
90% 89.2% 36,673 36,329
80% 80.2% 32,598 32,662
70% 71.2% 28,524 29,012
60% 59.7% 24,449 24,321
50% 49.3% 20,374 20,081
40% 40.7% 16,299 16,575
30% 30.5% 12,224 12,447
20% 20.2% 8,150 8,229
10% 10.3% 4,075 4,192
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 2,931,651 2,045
Payment 2,931,651
Order Status 293,165
Delivery 293,165
Stock Level 293,165
Customer Report 2,931,651
Calibration 2 New Order 2,949,219 2,044
Payment 2,949,217
Order Status 294,923
Delivery 294,922
Stock Level 294,921
Customer Report 2,949,222
Calibration 3 New Order 2,977,813 2,046
Payment 2,977,815
Order Status 297,782
Delivery 297,782
Stock Level 297,781
Customer Report 2,977,813
100% 98.6% New Order 2,923,070 2,046
Payment 2,923,072
Order Status 292,306
Delivery 292,306
Stock Level 292,307
Customer Report 2,923,063
90% 89.2% New Order 2,642,115 2,046
Payment 2,642,115
Order Status 264,211
Delivery 264,212
Stock Level 264,211
Customer Report 2,642,112
80% 80.2% New Order 2,375,392 2,046
Payment 2,375,395
Order Status 237,539
Delivery 237,539
Stock Level 237,539
Customer Report 2,375,392
70% 71.2% New Order 2,111,258 2,046
Payment 2,111,257
Order Status 211,126
Delivery 211,126
Stock Level 211,125
Customer Report 2,111,254
60% 59.7% New Order 1,768,780 2,046
Payment 1,768,781
Order Status 176,878
Delivery 176,878
Stock Level 176,878
Customer Report 1,768,777
50% 49.3% New Order 1,460,412 2,046
Payment 1,460,412
Order Status 146,041
Delivery 146,041
Stock Level 146,041
Customer Report 1,460,414
40% 40.7% New Order 1,205,455 2,046
Payment 1,205,454
Order Status 120,546
Delivery 120,546
Stock Level 120,545
Customer Report 1,205,454
30% 30.5% New Order 905,249 2,046
Payment 905,247
Order Status 90,524
Delivery 90,524
Stock Level 90,523
Customer Report 905,249
20% 20.2% New Order 598,463 2,046
Payment 598,467
Order Status 59,847
Delivery 59,846
Stock Level 59,847
Customer Report 598,464
10% 10.3% New Order 304,847 2,046
Payment 304,851
Order Status 30,485
Delivery 30,485
Stock Level 30,484
Customer Report 304,848
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0