ESLIMKOREA ES2404-EW ssj_ops@100% = 40,152
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     40,294
Calibration 2     40,143
Calibration 3     40,224
ssj_ops@calibrated=40,183
100% 99.9% 40,183 40,152
90% 88.4% 36,165 35,507
80% 80.8% 32,147 32,463
70% 70.9% 28,128 28,476
60% 60.7% 24,110 24,408
50% 51.0% 20,092 20,501
40% 40.1% 16,073 16,133
30% 30.8% 12,055 12,385
20% 20.3% 8,037 8,165
10% 10.8% 4,018 4,346
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 2,930,520 2,045
Payment 2,930,519
Order Status 293,052
Delivery 293,052
Stock Level 293,052
Customer Report 2,930,518
Calibration 2 New Order 2,919,497 2,046
Payment 2,919,497
Order Status 291,949
Delivery 291,950
Stock Level 291,950
Customer Report 2,919,497
Calibration 3 New Order 2,925,396 2,046
Payment 2,925,396
Order Status 292,539
Delivery 292,539
Stock Level 292,539
Customer Report 2,925,394
100% 99.9% New Order 2,920,142 2,046
Payment 2,920,137
Order Status 292,013
Delivery 292,014
Stock Level 292,014
Customer Report 2,920,140
90% 88.4% New Order 2,582,423 2,046
Payment 2,582,425
Order Status 258,242
Delivery 258,242
Stock Level 258,242
Customer Report 2,582,426
80% 80.8% New Order 2,360,912 2,046
Payment 2,360,912
Order Status 236,092
Delivery 236,092
Stock Level 236,091
Customer Report 2,360,911
70% 70.9% New Order 2,070,988 2,046
Payment 2,070,991
Order Status 207,099
Delivery 207,099
Stock Level 207,099
Customer Report 2,070,986
60% 60.7% New Order 1,775,096 2,046
Payment 1,775,093
Order Status 177,509
Delivery 177,509
Stock Level 177,510
Customer Report 1,775,098
50% 51.0% New Order 1,490,984 2,046
Payment 1,490,983
Order Status 149,099
Delivery 149,098
Stock Level 149,099
Customer Report 1,490,981
40% 40.1% New Order 1,173,334 2,046
Payment 1,173,333
Order Status 117,333
Delivery 117,332
Stock Level 117,333
Customer Report 1,173,335
30% 30.8% New Order 900,706 2,046
Payment 900,706
Order Status 90,071
Delivery 90,069
Stock Level 90,071
Customer Report 900,703
20% 20.3% New Order 593,812 2,046
Payment 593,817
Order Status 59,380
Delivery 59,381
Stock Level 59,382
Customer Report 593,815
10% 10.8% New Order 316,058 2,046
Payment 316,061
Order Status 31,606
Delivery 31,606
Stock Level 31,606
Customer Report 316,063
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0