ESLIMKOREA ES2404-EW ssj_ops@100% = 40,335
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     40,830
Calibration 2     40,591
Calibration 3     40,447
ssj_ops@calibrated=40,519
100% 99.5% 40,519 40,335
90% 91.1% 36,467 36,912
80% 79.5% 32,415 32,209
70% 69.0% 28,363 27,970
60% 60.4% 24,312 24,463
50% 49.1% 20,260 19,912
40% 40.8% 16,208 16,529
30% 29.8% 12,156 12,075
20% 19.9% 8,104 8,062
10% 9.3% 4,052 3,771
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 2,969,435 2,045
Payment 2,969,438
Order Status 296,944
Delivery 296,943
Stock Level 296,943
Customer Report 2,969,436
Calibration 2 New Order 2,952,133 2,046
Payment 2,952,128
Order Status 295,214
Delivery 295,212
Stock Level 295,213
Customer Report 2,952,131
Calibration 3 New Order 2,941,607 2,046
Payment 2,941,610
Order Status 294,161
Delivery 294,161
Stock Level 294,161
Customer Report 2,941,608
100% 99.5% New Order 2,933,453 2,046
Payment 2,933,452
Order Status 293,345
Delivery 293,346
Stock Level 293,346
Customer Report 2,933,451
90% 91.1% New Order 2,684,492 2,046
Payment 2,684,489
Order Status 268,448
Delivery 268,449
Stock Level 268,449
Customer Report 2,684,487
80% 79.5% New Order 2,342,473 2,046
Payment 2,342,472
Order Status 234,247
Delivery 234,247
Stock Level 234,247
Customer Report 2,342,470
70% 69.0% New Order 2,034,192 2,046
Payment 2,034,194
Order Status 203,420
Delivery 203,419
Stock Level 203,419
Customer Report 2,034,192
60% 60.4% New Order 1,779,149 2,046
Payment 1,779,151
Order Status 177,915
Delivery 177,916
Stock Level 177,914
Customer Report 1,779,147
50% 49.1% New Order 1,448,170 2,046
Payment 1,448,171
Order Status 144,817
Delivery 144,817
Stock Level 144,817
Customer Report 1,448,174
40% 40.8% New Order 1,202,154 2,046
Payment 1,202,153
Order Status 120,215
Delivery 120,215
Stock Level 120,216
Customer Report 1,202,152
30% 29.8% New Order 878,183 2,046
Payment 878,178
Order Status 87,818
Delivery 87,819
Stock Level 87,818
Customer Report 878,184
20% 19.9% New Order 586,364 2,046
Payment 586,362
Order Status 58,637
Delivery 58,636
Stock Level 58,637
Customer Report 586,364
10% 9.3% New Order 274,242 2,046
Payment 274,241
Order Status 27,424
Delivery 27,424
Stock Level 27,425
Customer Report 274,244
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0