ESLIMKOREA ES2404-EW ssj_ops@100% = 40,121
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     39,772
Calibration 2     40,327
Calibration 3     39,998
ssj_ops@calibrated=40,163
100% 99.9% 40,163 40,121
90% 88.1% 36,146 35,403
80% 80.6% 32,130 32,352
70% 69.8% 28,114 28,049
60% 59.7% 24,098 23,990
50% 50.2% 20,081 20,150
40% 38.9% 16,065 15,626
30% 30.3% 12,049 12,175
20% 19.1% 8,033 7,654
10% 10.2% 4,016 4,087
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 2,892,547 2,045
Payment 2,892,549
Order Status 289,254
Delivery 289,255
Stock Level 289,255
Customer Report 2,892,548
Calibration 2 New Order 2,932,931 2,046
Payment 2,932,933
Order Status 293,293
Delivery 293,293
Stock Level 293,293
Customer Report 2,932,931
Calibration 3 New Order 2,908,948 2,046
Payment 2,908,947
Order Status 290,895
Delivery 290,895
Stock Level 290,895
Customer Report 2,908,953
100% 99.9% New Order 2,917,925 2,046
Payment 2,917,922
Order Status 291,792
Delivery 291,793
Stock Level 291,793
Customer Report 2,917,925
90% 88.1% New Order 2,574,791 2,046
Payment 2,574,793
Order Status 257,479
Delivery 257,479
Stock Level 257,479
Customer Report 2,574,790
80% 80.6% New Order 2,352,905 2,046
Payment 2,352,906
Order Status 235,291
Delivery 235,291
Stock Level 235,291
Customer Report 2,352,906
70% 69.8% New Order 2,039,950 2,046
Payment 2,039,947
Order Status 203,995
Delivery 203,995
Stock Level 203,994
Customer Report 2,039,947
60% 59.7% New Order 1,744,743 2,046
Payment 1,744,742
Order Status 174,475
Delivery 174,474
Stock Level 174,474
Customer Report 1,744,744
50% 50.2% New Order 1,465,455 2,046
Payment 1,465,457
Order Status 146,545
Delivery 146,546
Stock Level 146,546
Customer Report 1,465,455
40% 38.9% New Order 1,136,477 2,046
Payment 1,136,476
Order Status 113,647
Delivery 113,649
Stock Level 113,649
Customer Report 1,136,476
30% 30.3% New Order 885,458 2,046
Payment 885,456
Order Status 88,546
Delivery 88,546
Stock Level 88,545
Customer Report 885,459
20% 19.1% New Order 556,690 2,045
Payment 556,684
Order Status 55,668
Delivery 55,669
Stock Level 55,670
Customer Report 556,689
10% 10.2% New Order 297,219 2,046
Payment 297,219
Order Status 29,722
Delivery 29,722
Stock Level 29,722
Customer Report 297,219
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0