ESLIMKOREA ES2404-EW ssj_ops@100% = 40,243
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     40,426
Calibration 2     40,270
Calibration 3     40,294
ssj_ops@calibrated=40,282
100% 99.9% 40,282 40,243
90% 89.5% 36,254 36,070
80% 80.8% 32,226 32,544
70% 71.1% 28,197 28,627
60% 60.1% 24,169 24,195
50% 49.4% 20,141 19,891
40% 40.9% 16,113 16,458
30% 29.4% 12,085 11,833
20% 19.9% 8,056 8,008
10% 9.5% 4,028 3,837
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 2,940,055 2,045
Payment 2,940,054
Order Status 294,007
Delivery 294,005
Stock Level 294,005
Customer Report 2,940,056
Calibration 2 New Order 2,928,772 2,046
Payment 2,928,772
Order Status 292,877
Delivery 292,877
Stock Level 292,877
Customer Report 2,928,773
Calibration 3 New Order 2,930,481 2,046
Payment 2,930,477
Order Status 293,047
Delivery 293,049
Stock Level 293,047
Customer Report 2,930,480
100% 99.9% New Order 2,926,797 2,046
Payment 2,926,794
Order Status 292,680
Delivery 292,679
Stock Level 292,680
Customer Report 2,926,797
90% 89.5% New Order 2,623,269 2,046
Payment 2,623,268
Order Status 262,327
Delivery 262,327
Stock Level 262,327
Customer Report 2,623,268
80% 80.8% New Order 2,366,863 2,046
Payment 2,366,861
Order Status 236,685
Delivery 236,687
Stock Level 236,687
Customer Report 2,366,860
70% 71.1% New Order 2,081,959 2,046
Payment 2,081,956
Order Status 208,195
Delivery 208,196
Stock Level 208,195
Customer Report 2,081,960
60% 60.1% New Order 1,759,664 2,046
Payment 1,759,665
Order Status 175,967
Delivery 175,966
Stock Level 175,967
Customer Report 1,759,666
50% 49.4% New Order 1,447,079 2,046
Payment 1,447,078
Order Status 144,709
Delivery 144,708
Stock Level 144,707
Customer Report 1,447,075
40% 40.9% New Order 1,196,969 2,046
Payment 1,196,972
Order Status 119,696
Delivery 119,698
Stock Level 119,697
Customer Report 1,196,968
30% 29.4% New Order 860,613 2,046
Payment 860,618
Order Status 86,061
Delivery 86,061
Stock Level 86,062
Customer Report 860,616
20% 19.9% New Order 582,428 2,045
Payment 582,419
Order Status 58,242
Delivery 58,243
Stock Level 58,243
Customer Report 582,425
10% 9.5% New Order 279,097 2,046
Payment 279,086
Order Status 27,910
Delivery 27,909
Stock Level 27,908
Customer Report 279,090
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0