ESLIMKOREA ES2404-EW ssj_ops@100% = 40,401
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     39,715
Calibration 2     39,647
Calibration 3     39,855
ssj_ops@calibrated=39,751
100% 101.6% 39,751 40,401
90% 88.7% 35,776 35,265
80% 80.3% 31,801 31,900
70% 68.4% 27,826 27,188
60% 60.6% 23,851 24,096
50% 50.3% 19,876 20,011
40% 40.3% 15,900 16,026
30% 28.6% 11,925 11,382
20% 20.1% 7,950 8,007
10% 9.8% 3,975 3,900
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 2,888,406 2,045
Payment 2,888,403
Order Status 288,840
Delivery 288,841
Stock Level 288,841
Customer Report 2,888,405
Calibration 2 New Order 2,883,476 2,046
Payment 2,883,476
Order Status 288,348
Delivery 288,347
Stock Level 288,347
Customer Report 2,883,479
Calibration 3 New Order 2,898,526 2,046
Payment 2,898,527
Order Status 289,852
Delivery 289,851
Stock Level 289,853
Customer Report 2,898,526
100% 101.6% New Order 2,938,271 2,046
Payment 2,938,271
Order Status 293,827
Delivery 293,827
Stock Level 293,827
Customer Report 2,938,273
90% 88.7% New Order 2,564,733 2,046
Payment 2,564,734
Order Status 256,474
Delivery 256,474
Stock Level 256,473
Customer Report 2,564,737
80% 80.3% New Order 2,320,037 2,045
Payment 2,320,036
Order Status 232,003
Delivery 232,003
Stock Level 232,003
Customer Report 2,320,034
70% 68.4% New Order 1,977,351 2,046
Payment 1,977,352
Order Status 197,736
Delivery 197,736
Stock Level 197,735
Customer Report 1,977,353
60% 60.6% New Order 1,752,461 2,046
Payment 1,752,462
Order Status 175,246
Delivery 175,246
Stock Level 175,246
Customer Report 1,752,458
50% 50.3% New Order 1,455,371 2,046
Payment 1,455,369
Order Status 145,536
Delivery 145,537
Stock Level 145,537
Customer Report 1,455,369
40% 40.3% New Order 1,165,509 2,046
Payment 1,165,508
Order Status 116,552
Delivery 116,551
Stock Level 116,551
Customer Report 1,165,505
30% 28.6% New Order 827,798 2,046
Payment 827,802
Order Status 82,780
Delivery 82,779
Stock Level 82,781
Customer Report 827,796
20% 20.1% New Order 582,343 2,046
Payment 582,341
Order Status 58,234
Delivery 58,234
Stock Level 58,234
Customer Report 582,345
10% 9.8% New Order 283,602 2,046
Payment 283,603
Order Status 28,361
Delivery 28,359
Stock Level 28,360
Customer Report 283,602
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0