ESLIMKOREA ES2404-EW ssj_ops@100% = 40,175
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     40,388
Calibration 2     40,401
Calibration 3     40,249
ssj_ops@calibrated=40,325
100% 99.6% 40,325 40,175
90% 89.2% 36,292 35,982
80% 79.2% 32,260 31,928
70% 70.9% 28,227 28,583
60% 60.9% 24,195 24,572
50% 49.6% 20,162 20,013
40% 40.6% 16,130 16,364
30% 29.9% 12,097 12,051
20% 20.2% 8,065 8,154
10% 9.9% 4,032 3,983
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 2,937,366 2,045
Payment 2,937,366
Order Status 293,736
Delivery 293,736
Stock Level 293,737
Customer Report 2,937,366
Calibration 2 New Order 2,938,266 2,046
Payment 2,938,265
Order Status 293,826
Delivery 293,827
Stock Level 293,828
Customer Report 2,938,268
Calibration 3 New Order 2,927,178 2,046
Payment 2,927,178
Order Status 292,718
Delivery 292,719
Stock Level 292,717
Customer Report 2,927,180
100% 99.6% New Order 2,921,811 2,046
Payment 2,921,811
Order Status 292,181
Delivery 292,182
Stock Level 292,181
Customer Report 2,921,813
90% 89.2% New Order 2,616,867 2,046
Payment 2,616,871
Order Status 261,687
Delivery 261,686
Stock Level 261,686
Customer Report 2,616,871
80% 79.2% New Order 2,322,068 2,046
Payment 2,322,066
Order Status 232,207
Delivery 232,206
Stock Level 232,207
Customer Report 2,322,065
70% 70.9% New Order 2,078,831 2,046
Payment 2,078,829
Order Status 207,883
Delivery 207,883
Stock Level 207,882
Customer Report 2,078,829
60% 60.9% New Order 1,787,089 2,046
Payment 1,787,090
Order Status 178,709
Delivery 178,709
Stock Level 178,708
Customer Report 1,787,090
50% 49.6% New Order 1,455,486 2,046
Payment 1,455,490
Order Status 145,548
Delivery 145,549
Stock Level 145,549
Customer Report 1,455,490
40% 40.6% New Order 1,190,105 2,046
Payment 1,190,104
Order Status 119,010
Delivery 119,011
Stock Level 119,010
Customer Report 1,190,105
30% 29.9% New Order 876,468 2,046
Payment 876,466
Order Status 87,646
Delivery 87,646
Stock Level 87,647
Customer Report 876,467
20% 20.2% New Order 593,014 2,046
Payment 593,014
Order Status 59,300
Delivery 59,302
Stock Level 59,301
Customer Report 593,015
10% 9.9% New Order 289,696 2,046
Payment 289,699
Order Status 28,969
Delivery 28,969
Stock Level 28,970
Customer Report 289,697
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0