ESLIMKOREA ES2404-EW ssj_ops@100% = 41,763
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     41,482
Calibration 2     41,154
Calibration 3     40,853
ssj_ops@calibrated=41,003
100% 101.9% 41,003 41,763
90% 90.3% 36,903 37,022
80% 79.1% 32,802 32,452
70% 70.7% 28,702 28,985
60% 59.7% 24,602 24,485
50% 51.7% 20,502 21,198
40% 40.4% 16,401 16,550
30% 29.8% 12,301 12,224
20% 20.3% 8,201 8,342
10% 9.4% 4,100 3,862
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 3,016,922 2,045
Payment 3,016,920
Order Status 301,691
Delivery 301,691
Stock Level 301,692
Customer Report 3,016,920
Calibration 2 New Order 2,993,025 2,046
Payment 2,993,026
Order Status 299,303
Delivery 299,303
Stock Level 299,303
Customer Report 2,993,024
Calibration 3 New Order 2,971,101 2,046
Payment 2,971,097
Order Status 297,109
Delivery 297,109
Stock Level 297,111
Customer Report 2,971,096
100% 101.9% New Order 3,037,327 2,046
Payment 3,037,326
Order Status 303,733
Delivery 303,732
Stock Level 303,733
Customer Report 3,037,330
90% 90.3% New Order 2,692,557 2,046
Payment 2,692,557
Order Status 269,256
Delivery 269,256
Stock Level 269,256
Customer Report 2,692,557
80% 79.1% New Order 2,360,174 2,046
Payment 2,360,177
Order Status 236,017
Delivery 236,019
Stock Level 236,018
Customer Report 2,360,175
70% 70.7% New Order 2,107,980 2,046
Payment 2,107,983
Order Status 210,797
Delivery 210,798
Stock Level 210,797
Customer Report 2,107,981
60% 59.7% New Order 1,780,719 2,046
Payment 1,780,721
Order Status 178,071
Delivery 178,071
Stock Level 178,072
Customer Report 1,780,719
50% 51.7% New Order 1,541,692 2,046
Payment 1,541,695
Order Status 154,169
Delivery 154,169
Stock Level 154,170
Customer Report 1,541,691
40% 40.4% New Order 1,203,616 2,046
Payment 1,203,616
Order Status 120,361
Delivery 120,362
Stock Level 120,361
Customer Report 1,203,617
30% 29.8% New Order 889,016 2,046
Payment 889,016
Order Status 88,901
Delivery 88,901
Stock Level 88,901
Customer Report 889,015
20% 20.3% New Order 606,667 2,046
Payment 606,668
Order Status 60,666
Delivery 60,666
Stock Level 60,666
Customer Report 606,667
10% 9.4% New Order 280,908 2,045
Payment 280,911
Order Status 28,090
Delivery 28,092
Stock Level 28,091
Customer Report 280,908
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0