ESLIMKOREA ES2404-EW ssj_ops@100% = 40,308
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     40,251
Calibration 2     40,084
Calibration 3     39,941
ssj_ops@calibrated=40,013
100% 100.7% 40,013 40,308
90% 90.7% 36,011 36,301
80% 80.9% 32,010 32,362
70% 70.5% 28,009 28,201
60% 60.7% 24,008 24,279
50% 50.5% 20,006 20,206
40% 40.5% 16,005 16,196
30% 30.3% 12,004 12,131
20% 19.6% 8,003 7,829
10% 10.3% 4,001 4,121
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 2,927,342 2,045
Payment 2,927,345
Order Status 292,735
Delivery 292,734
Stock Level 292,734
Customer Report 2,927,347
Calibration 2 New Order 2,915,222 2,046
Payment 2,915,225
Order Status 291,522
Delivery 291,522
Stock Level 291,522
Customer Report 2,915,222
Calibration 3 New Order 2,904,835 2,046
Payment 2,904,836
Order Status 290,484
Delivery 290,485
Stock Level 290,485
Customer Report 2,904,834
100% 100.7% New Order 2,931,491 2,046
Payment 2,931,489
Order Status 293,148
Delivery 293,149
Stock Level 293,150
Customer Report 2,931,487
90% 90.7% New Order 2,640,112 2,045
Payment 2,640,113
Order Status 264,012
Delivery 264,012
Stock Level 264,011
Customer Report 2,640,114
80% 80.9% New Order 2,353,635 2,046
Payment 2,353,637
Order Status 235,364
Delivery 235,363
Stock Level 235,364
Customer Report 2,353,637
70% 70.5% New Order 2,050,989 2,046
Payment 2,050,981
Order Status 205,099
Delivery 205,099
Stock Level 205,099
Customer Report 2,050,987
60% 60.7% New Order 1,765,718 2,046
Payment 1,765,713
Order Status 176,572
Delivery 176,572
Stock Level 176,572
Customer Report 1,765,718
50% 50.5% New Order 1,469,499 2,045
Payment 1,469,501
Order Status 146,949
Delivery 146,949
Stock Level 146,949
Customer Report 1,469,500
40% 40.5% New Order 1,177,912 2,046
Payment 1,177,907
Order Status 117,791
Delivery 117,791
Stock Level 117,791
Customer Report 1,177,909
30% 30.3% New Order 882,239 2,046
Payment 882,238
Order Status 88,224
Delivery 88,224
Stock Level 88,225
Customer Report 882,240
20% 19.6% New Order 569,391 2,046
Payment 569,395
Order Status 56,941
Delivery 56,939
Stock Level 56,939
Customer Report 569,395
10% 10.3% New Order 299,697 2,046
Payment 299,695
Order Status 29,970
Delivery 29,970
Stock Level 29,969
Customer Report 299,699
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0