ESLIMKOREA ES2404-EW ssj_ops@100% = 40,006
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     40,067
Calibration 2     39,775
Calibration 3     39,745
ssj_ops@calibrated=39,760
100% 100.6% 39,760 40,006
90% 90.3% 35,784 35,910
80% 80.4% 31,808 31,949
70% 69.0% 27,832 27,448
60% 60.5% 23,856 24,060
50% 49.8% 19,880 19,802
40% 39.4% 15,904 15,668
30% 30.2% 11,928 12,002
20% 20.3% 7,952 8,071
10% 10.2% 3,976 4,067
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 2,913,956 2,045
Payment 2,913,956
Order Status 291,395
Delivery 291,396
Stock Level 291,395
Customer Report 2,913,960
Calibration 2 New Order 2,892,742 2,046
Payment 2,892,737
Order Status 289,274
Delivery 289,275
Stock Level 289,274
Customer Report 2,892,740
Calibration 3 New Order 2,890,579 2,046
Payment 2,890,582
Order Status 289,058
Delivery 289,058
Stock Level 289,057
Customer Report 2,890,581
100% 100.6% New Order 2,909,531 2,046
Payment 2,909,528
Order Status 290,953
Delivery 290,952
Stock Level 290,953
Customer Report 2,909,527
90% 90.3% New Order 2,611,637 2,046
Payment 2,611,636
Order Status 261,164
Delivery 261,164
Stock Level 261,163
Customer Report 2,611,637
80% 80.4% New Order 2,323,543 2,046
Payment 2,323,543
Order Status 232,355
Delivery 232,355
Stock Level 232,355
Customer Report 2,323,545
70% 69.0% New Order 1,996,223 2,046
Payment 1,996,229
Order Status 199,623
Delivery 199,622
Stock Level 199,623
Customer Report 1,996,223
60% 60.5% New Order 1,749,852 2,046
Payment 1,749,851
Order Status 174,985
Delivery 174,985
Stock Level 174,986
Customer Report 1,749,851
50% 49.8% New Order 1,440,136 2,046
Payment 1,440,137
Order Status 144,014
Delivery 144,014
Stock Level 144,014
Customer Report 1,440,127
40% 39.4% New Order 1,139,497 2,046
Payment 1,139,500
Order Status 113,951
Delivery 113,950
Stock Level 113,950
Customer Report 1,139,499
30% 30.2% New Order 872,877 2,046
Payment 872,879
Order Status 87,288
Delivery 87,288
Stock Level 87,289
Customer Report 872,879
20% 20.3% New Order 586,966 2,045
Payment 586,971
Order Status 58,697
Delivery 58,697
Stock Level 58,698
Customer Report 586,971
10% 10.2% New Order 295,754 2,046
Payment 295,757
Order Status 29,575
Delivery 29,577
Stock Level 29,576
Customer Report 295,761
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0