ESLIMKOREA ES2404-EW ssj_ops@100% = 39,451
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     39,559
Calibration 2     39,618
Calibration 3     39,759
ssj_ops@calibrated=39,688
100% 99.4% 39,688 39,451
90% 90.9% 35,720 36,089
80% 80.3% 31,751 31,874
70% 69.6% 27,782 27,625
60% 58.4% 23,813 23,180
50% 49.1% 19,844 19,507
40% 39.1% 15,875 15,521
30% 29.9% 11,907 11,879
20% 19.5% 7,938 7,733
10% 9.4% 3,969 3,721
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 2,877,011 2,045
Payment 2,877,009
Order Status 287,701
Delivery 287,701
Stock Level 287,700
Customer Report 2,877,010
Calibration 2 New Order 2,881,366 2,046
Payment 2,881,366
Order Status 288,136
Delivery 288,136
Stock Level 288,137
Customer Report 2,881,366
Calibration 3 New Order 2,891,545 2,046
Payment 2,891,546
Order Status 289,154
Delivery 289,154
Stock Level 289,154
Customer Report 2,891,544
100% 99.4% New Order 2,869,165 2,046
Payment 2,869,166
Order Status 286,917
Delivery 286,916
Stock Level 286,917
Customer Report 2,869,158
90% 90.9% New Order 2,624,654 2,046
Payment 2,624,657
Order Status 262,466
Delivery 262,465
Stock Level 262,466
Customer Report 2,624,659
80% 80.3% New Order 2,318,106 2,046
Payment 2,318,108
Order Status 231,811
Delivery 231,811
Stock Level 231,811
Customer Report 2,318,104
70% 69.6% New Order 2,009,109 2,046
Payment 2,009,106
Order Status 200,910
Delivery 200,911
Stock Level 200,911
Customer Report 2,009,105
60% 58.4% New Order 1,686,777 2,046
Payment 1,686,774
Order Status 168,677
Delivery 168,678
Stock Level 168,678
Customer Report 1,686,776
50% 49.1% New Order 1,418,675 2,046
Payment 1,418,679
Order Status 141,868
Delivery 141,868
Stock Level 141,868
Customer Report 1,418,676
40% 39.1% New Order 1,128,789 2,046
Payment 1,128,785
Order Status 112,879
Delivery 112,878
Stock Level 112,879
Customer Report 1,128,790
30% 29.9% New Order 863,936 2,046
Payment 863,942
Order Status 86,394
Delivery 86,394
Stock Level 86,394
Customer Report 863,940
20% 19.5% New Order 562,426 2,046
Payment 562,423
Order Status 56,243
Delivery 56,242
Stock Level 56,242
Customer Report 562,424
10% 9.4% New Order 270,609 2,046
Payment 270,606
Order Status 27,060
Delivery 27,061
Stock Level 27,060
Customer Report 270,604
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0