ESLIMKOREA ES2404-EW ssj_ops@100% = 38,967
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     39,544
Calibration 2     39,059
Calibration 3     39,006
ssj_ops@calibrated=39,033
100% 99.8% 39,033 38,967
90% 89.3% 35,129 34,857
80% 80.1% 31,226 31,264
70% 70.6% 27,323 27,555
60% 59.6% 23,420 23,273
50% 50.9% 19,516 19,854
40% 40.3% 15,613 15,733
30% 29.9% 11,710 11,687
20% 19.8% 7,807 7,717
10% 10.2% 3,903 3,992
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 2,875,929 2,045
Payment 2,875,930
Order Status 287,593
Delivery 287,593
Stock Level 287,594
Customer Report 2,875,930
Calibration 2 New Order 2,840,716 2,046
Payment 2,840,717
Order Status 284,073
Delivery 284,072
Stock Level 284,071
Customer Report 2,840,715
Calibration 3 New Order 2,836,814 2,046
Payment 2,836,814
Order Status 283,682
Delivery 283,680
Stock Level 283,682
Customer Report 2,836,811
100% 99.8% New Order 2,833,999 2,046
Payment 2,834,000
Order Status 283,400
Delivery 283,399
Stock Level 283,401
Customer Report 2,834,002
90% 89.3% New Order 2,535,090 2,046
Payment 2,535,091
Order Status 253,509
Delivery 253,510
Stock Level 253,508
Customer Report 2,535,091
80% 80.1% New Order 2,273,717 2,046
Payment 2,273,718
Order Status 227,372
Delivery 227,372
Stock Level 227,371
Customer Report 2,273,718
70% 70.6% New Order 2,004,043 2,046
Payment 2,004,044
Order Status 200,405
Delivery 200,404
Stock Level 200,405
Customer Report 2,004,045
60% 59.6% New Order 1,692,559 2,046
Payment 1,692,558
Order Status 169,256
Delivery 169,257
Stock Level 169,256
Customer Report 1,692,561
50% 50.9% New Order 1,443,952 2,046
Payment 1,443,953
Order Status 144,394
Delivery 144,395
Stock Level 144,394
Customer Report 1,443,953
40% 40.3% New Order 1,144,264 2,046
Payment 1,144,263
Order Status 114,427
Delivery 114,425
Stock Level 114,427
Customer Report 1,144,262
30% 29.9% New Order 850,000 2,046
Payment 849,999
Order Status 85,000
Delivery 85,000
Stock Level 85,001
Customer Report 850,000
20% 19.8% New Order 561,213 2,046
Payment 561,211
Order Status 56,121
Delivery 56,121
Stock Level 56,122
Customer Report 561,212
10% 10.2% New Order 290,304 2,045
Payment 290,304
Order Status 29,030
Delivery 29,030
Stock Level 29,030
Customer Report 290,302
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0