ESLIMKOREA ES2404-EW ssj_ops@100% = 40,149
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     39,634
Calibration 2     39,681
Calibration 3     39,647
ssj_ops@calibrated=39,664
100% 101.2% 39,664 40,149
90% 90.9% 35,698 36,060
80% 78.3% 31,731 31,040
70% 70.6% 27,765 27,992
60% 59.5% 23,798 23,603
50% 50.4% 19,832 19,991
40% 39.4% 15,866 15,630
30% 29.6% 11,899 11,740
20% 20.7% 7,933 8,224
10% 9.9% 3,966 3,937
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 2,882,470 2,045
Payment 2,882,466
Order Status 288,247
Delivery 288,246
Stock Level 288,247
Customer Report 2,882,464
Calibration 2 New Order 2,885,909 2,046
Payment 2,885,908
Order Status 288,591
Delivery 288,591
Stock Level 288,591
Customer Report 2,885,910
Calibration 3 New Order 2,883,460 2,046
Payment 2,883,460
Order Status 288,346
Delivery 288,347
Stock Level 288,346
Customer Report 2,883,460
100% 101.2% New Order 2,919,984 2,046
Payment 2,919,984
Order Status 291,999
Delivery 291,997
Stock Level 291,999
Customer Report 2,919,980
90% 90.9% New Order 2,622,628 2,046
Payment 2,622,624
Order Status 262,263
Delivery 262,262
Stock Level 262,262
Customer Report 2,622,626
80% 78.3% New Order 2,257,476 2,046
Payment 2,257,476
Order Status 225,747
Delivery 225,746
Stock Level 225,748
Customer Report 2,257,474
70% 70.6% New Order 2,035,756 2,046
Payment 2,035,760
Order Status 203,576
Delivery 203,575
Stock Level 203,575
Customer Report 2,035,758
60% 59.5% New Order 1,716,561 2,046
Payment 1,716,563
Order Status 171,656
Delivery 171,657
Stock Level 171,656
Customer Report 1,716,562
50% 50.4% New Order 1,453,919 2,046
Payment 1,453,921
Order Status 145,392
Delivery 145,392
Stock Level 145,392
Customer Report 1,453,918
40% 39.4% New Order 1,136,768 2,046
Payment 1,136,768
Order Status 113,677
Delivery 113,677
Stock Level 113,676
Customer Report 1,136,765
30% 29.6% New Order 853,822 2,046
Payment 853,819
Order Status 85,381
Delivery 85,382
Stock Level 85,383
Customer Report 853,820
20% 20.7% New Order 598,087 2,046
Payment 598,088
Order Status 59,809
Delivery 59,809
Stock Level 59,808
Customer Report 598,088
10% 9.9% New Order 286,363 2,046
Payment 286,363
Order Status 28,637
Delivery 28,637
Stock Level 28,636
Customer Report 286,364
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0