ESLIMKOREA ES2404-EW ssj_ops@100% = 40,799
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     40,703
Calibration 2     40,679
Calibration 3     40,781
ssj_ops@calibrated=40,730
100% 100.2% 40,730 40,799
90% 91.7% 36,657 37,366
80% 80.0% 32,584 32,599
70% 70.9% 28,511 28,881
60% 61.3% 24,438 24,966
50% 50.1% 20,365 20,392
40% 39.8% 16,292 16,210
30% 30.5% 12,219 12,403
20% 20.2% 8,146 8,222
10% 10.6% 4,073 4,321
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 2,960,223 2,045
Payment 2,960,221
Order Status 296,022
Delivery 296,023
Stock Level 296,022
Customer Report 2,960,220
Calibration 2 New Order 2,958,520 2,046
Payment 2,958,522
Order Status 295,852
Delivery 295,853
Stock Level 295,853
Customer Report 2,958,522
Calibration 3 New Order 2,968,288 2,046
Payment 2,968,284
Order Status 296,829
Delivery 296,828
Stock Level 296,829
Customer Report 2,968,284
100% 100.2% New Order 2,967,197 2,046
Payment 2,967,198
Order Status 296,719
Delivery 296,720
Stock Level 296,719
Customer Report 2,967,197
90% 91.7% New Order 2,717,576 2,046
Payment 2,717,577
Order Status 271,757
Delivery 271,757
Stock Level 271,758
Customer Report 2,717,577
80% 80.0% New Order 2,370,868 2,046
Payment 2,370,868
Order Status 237,087
Delivery 237,085
Stock Level 237,086
Customer Report 2,370,868
70% 70.9% New Order 2,100,462 2,046
Payment 2,100,464
Order Status 210,047
Delivery 210,047
Stock Level 210,045
Customer Report 2,100,463
60% 61.3% New Order 1,815,741 2,046
Payment 1,815,741
Order Status 181,574
Delivery 181,574
Stock Level 181,576
Customer Report 1,815,741
50% 50.1% New Order 1,483,046 2,045
Payment 1,483,049
Order Status 148,305
Delivery 148,303
Stock Level 148,305
Customer Report 1,483,048
40% 39.8% New Order 1,178,931 2,045
Payment 1,178,935
Order Status 117,894
Delivery 117,893
Stock Level 117,894
Customer Report 1,178,935
30% 30.5% New Order 902,011 2,046
Payment 902,012
Order Status 90,201
Delivery 90,200
Stock Level 90,201
Customer Report 902,013
20% 20.2% New Order 598,417 2,046
Payment 598,422
Order Status 59,842
Delivery 59,842
Stock Level 59,841
Customer Report 598,421
10% 10.6% New Order 314,241 2,046
Payment 314,240
Order Status 31,424
Delivery 31,425
Stock Level 31,424
Customer Report 314,246
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0