ESLIMKOREA ES2404-EW ssj_ops@100% = 38,834
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     38,688
Calibration 2     38,940
Calibration 3     39,082
ssj_ops@calibrated=39,011
100% 99.5% 39,011 38,834
90% 89.8% 35,110 35,038
80% 80.8% 31,209 31,532
70% 69.8% 27,308 27,239
60% 60.2% 23,407 23,471
50% 50.3% 19,506 19,608
40% 40.3% 15,604 15,725
30% 30.3% 11,703 11,812
20% 19.4% 7,802 7,583
10% 9.8% 3,901 3,837
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 2,813,722 2,045
Payment 2,813,720
Order Status 281,372
Delivery 281,372
Stock Level 281,372
Customer Report 2,813,720
Calibration 2 New Order 2,832,053 2,046
Payment 2,832,054
Order Status 283,205
Delivery 283,205
Stock Level 283,205
Customer Report 2,832,054
Calibration 3 New Order 2,842,320 2,046
Payment 2,842,321
Order Status 284,233
Delivery 284,232
Stock Level 284,232
Customer Report 2,842,322
100% 99.5% New Order 2,824,329 2,046
Payment 2,824,326
Order Status 282,432
Delivery 282,433
Stock Level 282,433
Customer Report 2,824,326
90% 89.8% New Order 2,548,288 2,046
Payment 2,548,295
Order Status 254,829
Delivery 254,829
Stock Level 254,830
Customer Report 2,548,291
80% 80.8% New Order 2,293,263 2,046
Payment 2,293,263
Order Status 229,326
Delivery 229,326
Stock Level 229,326
Customer Report 2,293,263
70% 69.8% New Order 1,981,012 2,046
Payment 1,981,016
Order Status 198,101
Delivery 198,102
Stock Level 198,101
Customer Report 1,981,010
60% 60.2% New Order 1,706,955 2,046
Payment 1,706,952
Order Status 170,696
Delivery 170,695
Stock Level 170,695
Customer Report 1,706,949
50% 50.3% New Order 1,426,018 2,046
Payment 1,426,017
Order Status 142,602
Delivery 142,601
Stock Level 142,602
Customer Report 1,426,017
40% 40.3% New Order 1,143,647 2,046
Payment 1,143,646
Order Status 114,365
Delivery 114,365
Stock Level 114,365
Customer Report 1,143,649
30% 30.3% New Order 859,064 2,046
Payment 859,066
Order Status 85,907
Delivery 85,906
Stock Level 85,907
Customer Report 859,065
20% 19.4% New Order 551,515 2,046
Payment 551,514
Order Status 55,152
Delivery 55,152
Stock Level 55,152
Customer Report 551,515
10% 9.8% New Order 279,092 2,046
Payment 279,090
Order Status 27,909
Delivery 27,909
Stock Level 27,909
Customer Report 279,091
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0