ESLIMKOREA ES2404-EW ssj_ops@100% = 39,872
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     40,642
Calibration 2     39,988
Calibration 3     40,355
ssj_ops@calibrated=40,172
100% 99.3% 40,172 39,872
90% 89.4% 36,154 35,913
80% 78.3% 32,137 31,464
70% 70.2% 28,120 28,206
60% 60.5% 24,103 24,286
50% 50.2% 20,086 20,156
40% 40.9% 16,069 16,446
30% 29.8% 12,051 11,979
20% 20.0% 8,034 8,017
10% 9.8% 4,017 3,929
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 2,955,805 2,045
Payment 2,955,803
Order Status 295,580
Delivery 295,581
Stock Level 295,580
Customer Report 2,955,802
Calibration 2 New Order 2,908,265 2,046
Payment 2,908,267
Order Status 290,827
Delivery 290,828
Stock Level 290,827
Customer Report 2,908,268
Calibration 3 New Order 2,934,920 2,046
Payment 2,934,919
Order Status 293,492
Delivery 293,491
Stock Level 293,492
Customer Report 2,934,919
100% 99.3% New Order 2,899,764 2,046
Payment 2,899,763
Order Status 289,976
Delivery 289,976
Stock Level 289,977
Customer Report 2,899,763
90% 89.4% New Order 2,611,890 2,046
Payment 2,611,890
Order Status 261,189
Delivery 261,190
Stock Level 261,189
Customer Report 2,611,892
80% 78.3% New Order 2,288,280 2,046
Payment 2,288,277
Order Status 228,828
Delivery 228,827
Stock Level 228,827
Customer Report 2,288,278
70% 70.2% New Order 2,051,386 2,046
Payment 2,051,385
Order Status 205,138
Delivery 205,139
Stock Level 205,138
Customer Report 2,051,388
60% 60.5% New Order 1,766,290 2,046
Payment 1,766,289
Order Status 176,628
Delivery 176,629
Stock Level 176,628
Customer Report 1,766,285
50% 50.2% New Order 1,466,942 2,046
Payment 1,466,946
Order Status 146,695
Delivery 146,695
Stock Level 146,695
Customer Report 1,466,945
40% 40.9% New Order 1,196,062 2,046
Payment 1,196,063
Order Status 119,606
Delivery 119,606
Stock Level 119,606
Customer Report 1,196,063
30% 29.8% New Order 871,201 2,046
Payment 871,202
Order Status 87,120
Delivery 87,120
Stock Level 87,120
Customer Report 871,202
20% 20.0% New Order 583,036 2,046
Payment 583,037
Order Status 58,303
Delivery 58,304
Stock Level 58,304
Customer Report 583,037
10% 9.8% New Order 285,760 2,046
Payment 285,757
Order Status 28,575
Delivery 28,575
Stock Level 28,576
Customer Report 285,757
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0