ESLIMKOREA ES2404-EW ssj_ops@100% = 40,180
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     40,586
Calibration 2     40,689
Calibration 3     40,321
ssj_ops@calibrated=40,505
100% 99.2% 40,505 40,180
90% 88.0% 36,455 35,630
80% 80.5% 32,404 32,604
70% 70.8% 28,354 28,678
60% 57.8% 24,303 23,409
50% 50.1% 20,253 20,298
40% 39.6% 16,202 16,039
30% 30.2% 12,152 12,245
20% 19.3% 8,101 7,800
10% 10.0% 4,051 4,033
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 2,951,742 2,045
Payment 2,951,744
Order Status 295,175
Delivery 295,174
Stock Level 295,175
Customer Report 2,951,748
Calibration 2 New Order 2,959,257 2,046
Payment 2,959,257
Order Status 295,926
Delivery 295,925
Stock Level 295,925
Customer Report 2,959,258
Calibration 3 New Order 2,932,419 2,046
Payment 2,932,412
Order Status 293,241
Delivery 293,242
Stock Level 293,241
Customer Report 2,932,415
100% 99.2% New Order 2,922,215 2,046
Payment 2,922,217
Order Status 292,222
Delivery 292,222
Stock Level 292,221
Customer Report 2,922,216
90% 88.0% New Order 2,591,299 2,046
Payment 2,591,298
Order Status 259,130
Delivery 259,129
Stock Level 259,130
Customer Report 2,591,300
80% 80.5% New Order 2,371,230 2,046
Payment 2,371,227
Order Status 237,124
Delivery 237,123
Stock Level 237,124
Customer Report 2,371,225
70% 70.8% New Order 2,085,695 2,046
Payment 2,085,698
Order Status 208,570
Delivery 208,569
Stock Level 208,569
Customer Report 2,085,697
60% 57.8% New Order 1,702,458 2,045
Payment 1,702,458
Order Status 170,245
Delivery 170,246
Stock Level 170,246
Customer Report 1,702,453
50% 50.1% New Order 1,476,239 2,046
Payment 1,476,241
Order Status 147,623
Delivery 147,625
Stock Level 147,624
Customer Report 1,476,244
40% 39.6% New Order 1,166,506 2,046
Payment 1,166,505
Order Status 116,651
Delivery 116,651
Stock Level 116,650
Customer Report 1,166,506
30% 30.2% New Order 890,550 2,044
Payment 890,550
Order Status 89,055
Delivery 89,055
Stock Level 89,055
Customer Report 890,550
20% 19.3% New Order 567,271 2,045
Payment 567,275
Order Status 56,727
Delivery 56,727
Stock Level 56,727
Customer Report 567,273
10% 10.0% New Order 293,336 2,045
Payment 293,332
Order Status 29,332
Delivery 29,333
Stock Level 29,334
Customer Report 293,333
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0