ESLIMKOREA ES2404-EW ssj_ops@100% = 39,182
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     39,338
Calibration 2     39,422
Calibration 3     39,577
ssj_ops@calibrated=39,500
100% 99.2% 39,500 39,182
90% 90.3% 35,550 35,674
80% 80.7% 31,600 31,862
70% 70.5% 27,650 27,855
60% 59.3% 23,700 23,426
50% 48.9% 19,750 19,307
40% 40.5% 15,800 15,983
30% 29.9% 11,850 11,821
20% 19.7% 7,900 7,779
10% 10.0% 3,950 3,933
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 2,860,989 2,045
Payment 2,860,990
Order Status 286,099
Delivery 286,099
Stock Level 286,098
Customer Report 2,860,986
Calibration 2 New Order 2,867,116 2,046
Payment 2,867,115
Order Status 286,712
Delivery 286,712
Stock Level 286,712
Customer Report 2,867,116
Calibration 3 New Order 2,878,329 2,046
Payment 2,878,330
Order Status 287,834
Delivery 287,833
Stock Level 287,833
Customer Report 2,878,330
100% 99.2% New Order 2,849,620 2,046
Payment 2,849,622
Order Status 284,962
Delivery 284,962
Stock Level 284,963
Customer Report 2,849,622
90% 90.3% New Order 2,594,487 2,046
Payment 2,594,490
Order Status 259,449
Delivery 259,448
Stock Level 259,449
Customer Report 2,594,484
80% 80.7% New Order 2,317,241 2,046
Payment 2,317,241
Order Status 231,724
Delivery 231,724
Stock Level 231,724
Customer Report 2,317,240
70% 70.5% New Order 2,025,793 2,046
Payment 2,025,793
Order Status 202,579
Delivery 202,580
Stock Level 202,579
Customer Report 2,025,792
60% 59.3% New Order 1,703,680 2,046
Payment 1,703,682
Order Status 170,368
Delivery 170,367
Stock Level 170,369
Customer Report 1,703,682
50% 48.9% New Order 1,404,150 2,046
Payment 1,404,152
Order Status 140,415
Delivery 140,415
Stock Level 140,415
Customer Report 1,404,149
40% 40.5% New Order 1,162,423 2,046
Payment 1,162,424
Order Status 116,243
Delivery 116,243
Stock Level 116,243
Customer Report 1,162,424
30% 29.9% New Order 859,742 2,046
Payment 859,743
Order Status 85,974
Delivery 85,974
Stock Level 85,975
Customer Report 859,745
20% 19.7% New Order 565,758 2,046
Payment 565,758
Order Status 56,576
Delivery 56,575
Stock Level 56,575
Customer Report 565,758
10% 10.0% New Order 286,059 2,045
Payment 286,061
Order Status 28,606
Delivery 28,607
Stock Level 28,606
Customer Report 286,061
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0