ESLIMKOREA ES2404-EW ssj_ops@100% = 40,058
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     40,168
Calibration 2     40,021
Calibration 3     39,479
ssj_ops@calibrated=39,750
100% 100.8% 39,750 40,058
90% 90.3% 35,775 35,878
80% 80.7% 31,800 32,089
70% 68.8% 27,825 27,336
60% 60.4% 23,850 23,992
50% 49.0% 19,875 19,473
40% 39.4% 15,900 15,681
30% 29.4% 11,925 11,668
20% 19.6% 7,950 7,779
10% 9.8% 3,975 3,896
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 2,921,341 2,045
Payment 2,921,343
Order Status 292,134
Delivery 292,134
Stock Level 292,134
Customer Report 2,921,344
Calibration 2 New Order 2,910,611 2,046
Payment 2,910,614
Order Status 291,061
Delivery 291,061
Stock Level 291,061
Customer Report 2,910,613
Calibration 3 New Order 2,871,212 2,046
Payment 2,871,216
Order Status 287,122
Delivery 287,122
Stock Level 287,121
Customer Report 2,871,214
100% 100.8% New Order 2,913,357 2,046
Payment 2,913,353
Order Status 291,336
Delivery 291,336
Stock Level 291,336
Customer Report 2,913,356
90% 90.3% New Order 2,609,321 2,046
Payment 2,609,323
Order Status 260,932
Delivery 260,933
Stock Level 260,933
Customer Report 2,609,324
80% 80.7% New Order 2,333,752 2,046
Payment 2,333,751
Order Status 233,375
Delivery 233,375
Stock Level 233,375
Customer Report 2,333,752
70% 68.8% New Order 1,988,090 2,046
Payment 1,988,090
Order Status 198,809
Delivery 198,809
Stock Level 198,809
Customer Report 1,988,090
60% 60.4% New Order 1,744,854 2,046
Payment 1,744,843
Order Status 174,485
Delivery 174,485
Stock Level 174,484
Customer Report 1,744,849
50% 49.0% New Order 1,416,204 2,046
Payment 1,416,198
Order Status 141,621
Delivery 141,621
Stock Level 141,620
Customer Report 1,416,202
40% 39.4% New Order 1,140,550 2,046
Payment 1,140,549
Order Status 114,055
Delivery 114,055
Stock Level 114,055
Customer Report 1,140,549
30% 29.4% New Order 848,554 2,046
Payment 848,557
Order Status 84,856
Delivery 84,856
Stock Level 84,856
Customer Report 848,554
20% 19.6% New Order 565,760 2,045
Payment 565,758
Order Status 56,576
Delivery 56,576
Stock Level 56,575
Customer Report 565,755
10% 9.8% New Order 283,334 2,046
Payment 283,331
Order Status 28,334
Delivery 28,334
Stock Level 28,333
Customer Report 283,334
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0