ESLIMKOREA ES2404-EW ssj_ops@100% = 40,398
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     40,570
Calibration 2     40,392
Calibration 3     40,984
ssj_ops@calibrated=40,688
100% 99.3% 40,688 40,398
90% 90.0% 36,619 36,636
80% 80.4% 32,550 32,732
70% 70.1% 28,482 28,507
60% 59.9% 24,413 24,388
50% 50.1% 20,344 20,377
40% 40.7% 16,275 16,551
30% 30.0% 12,206 12,208
20% 19.8% 8,138 8,070
10% 10.5% 4,069 4,261
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 2,950,580 2,045
Payment 2,950,580
Order Status 295,058
Delivery 295,058
Stock Level 295,058
Customer Report 2,950,581
Calibration 2 New Order 2,937,656 2,046
Payment 2,937,658
Order Status 293,766
Delivery 293,766
Stock Level 293,767
Customer Report 2,937,657
Calibration 3 New Order 2,980,626 2,046
Payment 2,980,625
Order Status 298,063
Delivery 298,061
Stock Level 298,063
Customer Report 2,980,626
100% 99.3% New Order 2,938,014 2,046
Payment 2,938,017
Order Status 293,801
Delivery 293,803
Stock Level 293,801
Customer Report 2,938,018
90% 90.0% New Order 2,664,491 2,046
Payment 2,664,492
Order Status 266,449
Delivery 266,448
Stock Level 266,449
Customer Report 2,664,488
80% 80.4% New Order 2,380,526 2,046
Payment 2,380,530
Order Status 238,052
Delivery 238,054
Stock Level 238,052
Customer Report 2,380,528
70% 70.1% New Order 2,073,274 2,046
Payment 2,073,274
Order Status 207,328
Delivery 207,327
Stock Level 207,327
Customer Report 2,073,272
60% 59.9% New Order 1,773,674 2,045
Payment 1,773,673
Order Status 177,367
Delivery 177,367
Stock Level 177,367
Customer Report 1,773,677
50% 50.1% New Order 1,481,984 2,046
Payment 1,481,985
Order Status 148,198
Delivery 148,199
Stock Level 148,199
Customer Report 1,481,987
40% 40.7% New Order 1,203,716 2,044
Payment 1,203,717
Order Status 120,372
Delivery 120,372
Stock Level 120,372
Customer Report 1,203,717
30% 30.0% New Order 887,881 2,046
Payment 887,879
Order Status 88,787
Delivery 88,788
Stock Level 88,788
Customer Report 887,877
20% 19.8% New Order 586,887 2,045
Payment 586,887
Order Status 58,688
Delivery 58,689
Stock Level 58,689
Customer Report 586,887
10% 10.5% New Order 309,907 2,045
Payment 309,909
Order Status 30,991
Delivery 30,992
Stock Level 30,990
Customer Report 309,902
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0