ESLIMKOREA ES2404-EW ssj_ops@100% = 35,920
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     36,771
Calibration 2     36,075
Calibration 3     36,434
ssj_ops@calibrated=36,254
100% 99.1% 36,254 35,920
90% 90.6% 32,629 32,839
80% 79.3% 29,004 28,753
70% 69.6% 25,378 25,233
60% 59.7% 21,753 21,643
50% 49.8% 18,127 18,070
40% 40.0% 14,502 14,510
30% 30.3% 10,876 10,987
20% 20.2% 7,251 7,337
10% 9.5% 3,625 3,429
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 2,674,231 2,045
Payment 2,674,231
Order Status 267,424
Delivery 267,423
Stock Level 267,424
Customer Report 2,674,232
Calibration 2 New Order 2,623,631 2,046
Payment 2,623,635
Order Status 262,364
Delivery 262,364
Stock Level 262,363
Customer Report 2,623,635
Calibration 3 New Order 2,649,767 2,046
Payment 2,649,771
Order Status 264,977
Delivery 264,978
Stock Level 264,977
Customer Report 2,649,771
100% 99.1% New Order 2,612,369 2,046
Payment 2,612,369
Order Status 261,237
Delivery 261,237
Stock Level 261,236
Customer Report 2,612,368
90% 90.6% New Order 2,388,294 2,046
Payment 2,388,298
Order Status 238,829
Delivery 238,830
Stock Level 238,830
Customer Report 2,388,296
80% 79.3% New Order 2,091,130 2,046
Payment 2,091,129
Order Status 209,113
Delivery 209,112
Stock Level 209,112
Customer Report 2,091,128
70% 69.6% New Order 1,835,162 2,046
Payment 1,835,163
Order Status 183,517
Delivery 183,517
Stock Level 183,516
Customer Report 1,835,164
60% 59.7% New Order 1,574,022 2,046
Payment 1,574,021
Order Status 157,403
Delivery 157,401
Stock Level 157,402
Customer Report 1,574,022
50% 49.8% New Order 1,314,202 2,046
Payment 1,314,205
Order Status 131,420
Delivery 131,421
Stock Level 131,421
Customer Report 1,314,208
40% 40.0% New Order 1,055,291 2,046
Payment 1,055,292
Order Status 105,530
Delivery 105,529
Stock Level 105,530
Customer Report 1,055,286
30% 30.3% New Order 799,091 2,046
Payment 799,091
Order Status 79,909
Delivery 79,909
Stock Level 79,909
Customer Report 799,091
20% 20.2% New Order 533,638 2,046
Payment 533,639
Order Status 53,363
Delivery 53,362
Stock Level 53,363
Customer Report 533,635
10% 9.5% New Order 249,393 2,046
Payment 249,394
Order Status 24,939
Delivery 24,938
Stock Level 24,939
Customer Report 249,397
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0