ESLIMKOREA ES2404-EW ssj_ops@100% = 39,182
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     39,907
Calibration 2     39,846
Calibration 3     40,028
ssj_ops@calibrated=39,937
100% 98.1% 39,937 39,182
90% 91.5% 35,943 36,528
80% 80.1% 31,950 31,977
70% 70.5% 27,956 28,161
60% 58.8% 23,962 23,475
50% 51.1% 19,969 20,416
40% 39.3% 15,975 15,707
30% 29.0% 11,981 11,589
20% 19.8% 7,987 7,906
10% 10.1% 3,994 4,042
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 2,902,341 2,045
Payment 2,902,345
Order Status 290,234
Delivery 290,236
Stock Level 290,234
Customer Report 2,902,343
Calibration 2 New Order 2,897,957 2,046
Payment 2,897,955
Order Status 289,795
Delivery 289,795
Stock Level 289,796
Customer Report 2,897,958
Calibration 3 New Order 2,911,107 2,046
Payment 2,911,113
Order Status 291,111
Delivery 291,111
Stock Level 291,111
Customer Report 2,911,111
100% 98.1% New Order 2,849,584 2,046
Payment 2,849,587
Order Status 284,959
Delivery 284,958
Stock Level 284,958
Customer Report 2,849,588
90% 91.5% New Order 2,656,569 2,046
Payment 2,656,570
Order Status 265,657
Delivery 265,657
Stock Level 265,656
Customer Report 2,656,569
80% 80.1% New Order 2,325,579 2,046
Payment 2,325,580
Order Status 232,558
Delivery 232,558
Stock Level 232,558
Customer Report 2,325,580
70% 70.5% New Order 2,048,111 2,046
Payment 2,048,108
Order Status 204,811
Delivery 204,811
Stock Level 204,811
Customer Report 2,048,109
60% 58.8% New Order 1,707,273 2,046
Payment 1,707,274
Order Status 170,727
Delivery 170,726
Stock Level 170,727
Customer Report 1,707,273
50% 51.1% New Order 1,484,788 2,046
Payment 1,484,791
Order Status 148,479
Delivery 148,479
Stock Level 148,479
Customer Report 1,484,791
40% 39.3% New Order 1,142,369 2,046
Payment 1,142,370
Order Status 114,238
Delivery 114,237
Stock Level 114,238
Customer Report 1,142,371
30% 29.0% New Order 842,872 2,046
Payment 842,876
Order Status 84,287
Delivery 84,287
Stock Level 84,288
Customer Report 842,870
20% 19.8% New Order 575,009 2,046
Payment 575,006
Order Status 57,501
Delivery 57,501
Stock Level 57,501
Customer Report 575,009
10% 10.1% New Order 293,940 2,046
Payment 293,939
Order Status 29,394
Delivery 29,394
Stock Level 29,394
Customer Report 293,939
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0