ESLIMKOREA ES2404-EW ssj_ops@100% = 39,576
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     39,854
Calibration 2     40,092
Calibration 3     40,280
ssj_ops@calibrated=40,186
100% 98.5% 40,186 39,576
90% 90.0% 36,167 36,153
80% 79.0% 32,149 31,728
70% 70.2% 28,130 28,193
60% 60.8% 24,112 24,440
50% 49.6% 20,093 19,947
40% 40.8% 16,074 16,408
30% 29.5% 12,056 11,870
20% 20.1% 8,037 8,058
10% 10.0% 4,019 4,037
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 2,900,016 2,045
Payment 2,900,017
Order Status 290,003
Delivery 290,002
Stock Level 290,003
Customer Report 2,900,015
Calibration 2 New Order 2,915,819 2,046
Payment 2,915,823
Order Status 291,582
Delivery 291,582
Stock Level 291,582
Customer Report 2,915,821
Calibration 3 New Order 2,929,430 2,046
Payment 2,929,431
Order Status 292,943
Delivery 292,943
Stock Level 292,943
Customer Report 2,929,431
100% 98.5% New Order 2,878,278 2,046
Payment 2,878,280
Order Status 287,829
Delivery 287,828
Stock Level 287,828
Customer Report 2,878,283
90% 90.0% New Order 2,629,367 2,046
Payment 2,629,370
Order Status 262,938
Delivery 262,936
Stock Level 262,937
Customer Report 2,629,368
80% 79.0% New Order 2,307,479 2,046
Payment 2,307,481
Order Status 230,748
Delivery 230,748
Stock Level 230,749
Customer Report 2,307,481
70% 70.2% New Order 2,050,472 2,046
Payment 2,050,472
Order Status 205,047
Delivery 205,048
Stock Level 205,047
Customer Report 2,050,470
60% 60.8% New Order 1,777,476 2,046
Payment 1,777,477
Order Status 177,747
Delivery 177,748
Stock Level 177,748
Customer Report 1,777,475
50% 49.6% New Order 1,450,701 2,046
Payment 1,450,700
Order Status 145,070
Delivery 145,070
Stock Level 145,070
Customer Report 1,450,699
40% 40.8% New Order 1,193,324 2,046
Payment 1,193,323
Order Status 119,332
Delivery 119,332
Stock Level 119,333
Customer Report 1,193,324
30% 29.5% New Order 863,272 2,046
Payment 863,276
Order Status 86,328
Delivery 86,327
Stock Level 86,328
Customer Report 863,277
20% 20.1% New Order 586,061 2,046
Payment 586,064
Order Status 58,605
Delivery 58,606
Stock Level 58,607
Customer Report 586,057
10% 10.0% New Order 293,637 2,046
Payment 293,635
Order Status 29,364
Delivery 29,364
Stock Level 29,363
Customer Report 293,637
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0