ESLIMKOREA ES2404-EW ssj_ops@100% = 40,119
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     39,776
Calibration 2     39,620
Calibration 3     39,763
ssj_ops@calibrated=39,691
100% 101.1% 39,691 40,119
90% 90.4% 35,722 35,887
80% 78.7% 31,753 31,224
70% 69.3% 27,784 27,515
60% 60.7% 23,815 24,074
50% 48.6% 19,846 19,308
40% 40.2% 15,876 15,956
30% 29.9% 11,907 11,878
20% 19.8% 7,938 7,871
10% 9.6% 3,969 3,825
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 2,892,852 2,045
Payment 2,892,847
Order Status 289,286
Delivery 289,284
Stock Level 289,286
Customer Report 2,892,852
Calibration 2 New Order 2,881,463 2,046
Payment 2,881,459
Order Status 288,146
Delivery 288,146
Stock Level 288,146
Customer Report 2,881,458
Calibration 3 New Order 2,891,847 2,046
Payment 2,891,848
Order Status 289,185
Delivery 289,184
Stock Level 289,185
Customer Report 2,891,847
100% 101.1% New Order 2,917,759 2,046
Payment 2,917,760
Order Status 291,775
Delivery 291,777
Stock Level 291,777
Customer Report 2,917,760
90% 90.4% New Order 2,610,083 2,046
Payment 2,610,084
Order Status 261,008
Delivery 261,008
Stock Level 261,009
Customer Report 2,610,084
80% 78.7% New Order 2,270,857 2,046
Payment 2,270,856
Order Status 227,087
Delivery 227,085
Stock Level 227,086
Customer Report 2,270,855
70% 69.3% New Order 2,001,063 2,045
Payment 2,001,063
Order Status 200,105
Delivery 200,106
Stock Level 200,105
Customer Report 2,001,063
60% 60.7% New Order 1,750,852 2,046
Payment 1,750,855
Order Status 175,085
Delivery 175,086
Stock Level 175,085
Customer Report 1,750,858
50% 48.6% New Order 1,404,242 2,046
Payment 1,404,242
Order Status 140,425
Delivery 140,425
Stock Level 140,424
Customer Report 1,404,242
40% 40.2% New Order 1,160,459 2,046
Payment 1,160,459
Order Status 116,045
Delivery 116,046
Stock Level 116,046
Customer Report 1,160,457
30% 29.9% New Order 863,871 2,046
Payment 863,869
Order Status 86,387
Delivery 86,387
Stock Level 86,386
Customer Report 863,868
20% 19.8% New Order 572,424 2,046
Payment 572,423
Order Status 57,243
Delivery 57,243
Stock Level 57,244
Customer Report 572,423
10% 9.6% New Order 278,183 2,046
Payment 278,181
Order Status 27,817
Delivery 27,819
Stock Level 27,818
Customer Report 278,182
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0