ESLIMKOREA ES2404-EW ssj_ops@100% = 37,335
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     37,401
Calibration 2     37,525
Calibration 3     37,280
ssj_ops@calibrated=37,403
100% 99.8% 37,403 37,335
90% 89.3% 33,663 33,390
80% 79.5% 29,922 29,747
70% 69.8% 26,182 26,103
60% 60.2% 22,442 22,523
50% 49.3% 18,701 18,425
40% 38.7% 14,961 14,479
30% 30.5% 11,221 11,412
20% 19.5% 7,481 7,283
10% 10.4% 3,740 3,878
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 2,720,121 2,045
Payment 2,720,121
Order Status 272,011
Delivery 272,011
Stock Level 272,011
Customer Report 2,720,121
Calibration 2 New Order 2,729,146 2,046
Payment 2,729,145
Order Status 272,915
Delivery 272,915
Stock Level 272,915
Customer Report 2,729,145
Calibration 3 New Order 2,711,296 2,046
Payment 2,711,297
Order Status 271,130
Delivery 271,128
Stock Level 271,128
Customer Report 2,711,295
100% 99.8% New Order 2,715,294 2,046
Payment 2,715,297
Order Status 271,529
Delivery 271,530
Stock Level 271,530
Customer Report 2,715,295
90% 89.3% New Order 2,428,356 2,046
Payment 2,428,356
Order Status 242,836
Delivery 242,836
Stock Level 242,835
Customer Report 2,428,357
80% 79.5% New Order 2,163,403 2,046
Payment 2,163,402
Order Status 216,340
Delivery 216,341
Stock Level 216,341
Customer Report 2,163,407
70% 69.8% New Order 1,898,437 2,045
Payment 1,898,436
Order Status 189,843
Delivery 189,844
Stock Level 189,844
Customer Report 1,898,435
60% 60.2% New Order 1,638,024 2,046
Payment 1,638,022
Order Status 163,801
Delivery 163,803
Stock Level 163,801
Customer Report 1,638,022
50% 49.3% New Order 1,340,030 2,046
Payment 1,340,031
Order Status 134,003
Delivery 134,003
Stock Level 134,003
Customer Report 1,340,030
40% 38.7% New Order 1,053,029 2,046
Payment 1,053,030
Order Status 105,302
Delivery 105,303
Stock Level 105,303
Customer Report 1,053,033
30% 30.5% New Order 830,000 2,046
Payment 829,999
Order Status 83,000
Delivery 82,999
Stock Level 83,001
Customer Report 830,001
20% 19.5% New Order 529,698 2,046
Payment 529,698
Order Status 52,970
Delivery 52,969
Stock Level 52,969
Customer Report 529,696
10% 10.4% New Order 282,014 2,045
Payment 282,018
Order Status 28,201
Delivery 28,201
Stock Level 28,201
Customer Report 282,015
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0