ESLIMKOREA ES2404-EW ssj_ops@100% = 40,088
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     40,719
Calibration 2     40,809
Calibration 3     40,725
ssj_ops@calibrated=40,767
100% 98.3% 40,767 40,088
90% 90.0% 36,690 36,690
80% 80.3% 32,613 32,753
70% 70.2% 28,537 28,634
60% 61.5% 24,460 25,057
50% 49.9% 20,383 20,345
40% 39.8% 16,307 16,242
30% 30.6% 12,230 12,462
20% 20.0% 8,153 8,163
10% 10.2% 4,077 4,150
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 2,961,404 2,045
Payment 2,961,403
Order Status 296,140
Delivery 296,140
Stock Level 296,140
Customer Report 2,961,402
Calibration 2 New Order 2,967,930 2,046
Payment 2,967,936
Order Status 296,792
Delivery 296,792
Stock Level 296,793
Customer Report 2,967,931
Calibration 3 New Order 2,961,810 2,046
Payment 2,961,812
Order Status 296,181
Delivery 296,182
Stock Level 296,182
Customer Report 2,961,811
100% 98.3% New Order 2,915,527 2,046
Payment 2,915,531
Order Status 291,553
Delivery 291,552
Stock Level 291,553
Customer Report 2,915,521
90% 90.0% New Order 2,668,346 2,046
Payment 2,668,354
Order Status 266,836
Delivery 266,835
Stock Level 266,835
Customer Report 2,668,351
80% 80.3% New Order 2,382,022 2,045
Payment 2,382,022
Order Status 238,202
Delivery 238,202
Stock Level 238,202
Customer Report 2,382,023
70% 70.2% New Order 2,082,523 2,046
Payment 2,082,525
Order Status 208,252
Delivery 208,253
Stock Level 208,253
Customer Report 2,082,528
60% 61.5% New Order 1,822,347 2,046
Payment 1,822,343
Order Status 182,234
Delivery 182,235
Stock Level 182,234
Customer Report 1,822,344
50% 49.9% New Order 1,480,896 2,046
Payment 1,480,892
Order Status 148,090
Delivery 148,089
Stock Level 148,089
Customer Report 1,480,894
40% 39.8% New Order 1,181,212 2,046
Payment 1,181,212
Order Status 118,122
Delivery 118,121
Stock Level 118,121
Customer Report 1,181,212
30% 30.6% New Order 906,363 2,046
Payment 906,364
Order Status 90,636
Delivery 90,637
Stock Level 90,636
Customer Report 906,364
20% 20.0% New Order 593,666 2,046
Payment 593,666
Order Status 59,367
Delivery 59,367
Stock Level 59,367
Customer Report 593,669
10% 10.2% New Order 301,790 2,046
Payment 301,794
Order Status 30,179
Delivery 30,179
Stock Level 30,179
Customer Report 301,794
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0