ESLIMKOREA ES2404-EW ssj_ops@100% = 41,140
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     40,549
Calibration 2     40,636
Calibration 3     40,358
ssj_ops@calibrated=40,497
100% 101.6% 40,497 41,140
90% 90.8% 36,448 36,761
80% 78.9% 32,398 31,953
70% 69.5% 28,348 28,159
60% 60.7% 24,298 24,598
50% 49.8% 20,249 20,176
40% 40.3% 16,199 16,309
30% 29.9% 12,149 12,096
20% 20.0% 8,099 8,093
10% 10.2% 4,050 4,142
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 2,949,027 2,045
Payment 2,949,028
Order Status 294,903
Delivery 294,903
Stock Level 294,903
Customer Report 2,949,030
Calibration 2 New Order 2,955,390 2,046
Payment 2,955,395
Order Status 295,540
Delivery 295,539
Stock Level 295,540
Customer Report 2,955,396
Calibration 3 New Order 2,935,152 2,046
Payment 2,935,154
Order Status 293,516
Delivery 293,515
Stock Level 293,514
Customer Report 2,935,154
100% 101.6% New Order 2,991,983 2,046
Payment 2,991,984
Order Status 299,199
Delivery 299,198
Stock Level 299,198
Customer Report 2,991,984
90% 90.8% New Order 2,673,528 2,046
Payment 2,673,527
Order Status 267,352
Delivery 267,352
Stock Level 267,353
Customer Report 2,673,525
80% 78.9% New Order 2,323,877 2,046
Payment 2,323,878
Order Status 232,386
Delivery 232,387
Stock Level 232,387
Customer Report 2,323,877
70% 69.5% New Order 2,047,930 2,046
Payment 2,047,932
Order Status 204,793
Delivery 204,793
Stock Level 204,792
Customer Report 2,047,930
60% 60.7% New Order 1,788,981 2,046
Payment 1,788,980
Order Status 178,897
Delivery 178,899
Stock Level 178,898
Customer Report 1,788,980
50% 49.8% New Order 1,467,314 2,046
Payment 1,467,313
Order Status 146,731
Delivery 146,731
Stock Level 146,731
Customer Report 1,467,313
40% 40.3% New Order 1,186,096 2,046
Payment 1,186,092
Order Status 118,609
Delivery 118,610
Stock Level 118,609
Customer Report 1,186,096
30% 29.9% New Order 879,696 2,046
Payment 879,698
Order Status 87,969
Delivery 87,969
Stock Level 87,970
Customer Report 879,698
20% 20.0% New Order 588,600 2,046
Payment 588,599
Order Status 58,860
Delivery 58,860
Stock Level 58,860
Customer Report 588,599
10% 10.2% New Order 301,210 2,045
Payment 301,211
Order Status 30,122
Delivery 30,121
Stock Level 30,122
Customer Report 301,214
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0