ESLIMKOREA ES2404-EW ssj_ops@100% = 40,109
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     40,257
Calibration 2     40,265
Calibration 3     40,105
ssj_ops@calibrated=40,185
100% 99.8% 40,185 40,109
90% 89.9% 36,166 36,125
80% 79.0% 32,148 31,733
70% 69.8% 28,129 28,068
60% 60.3% 24,111 24,239
50% 49.9% 20,092 20,048
40% 39.0% 16,074 15,673
30% 29.7% 12,055 11,925
20% 20.2% 8,037 8,112
10% 10.1% 4,018 4,058
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 2,927,824 2,045
Payment 2,927,822
Order Status 292,783
Delivery 292,782
Stock Level 292,783
Customer Report 2,927,824
Calibration 2 New Order 2,928,358 2,046
Payment 2,928,358
Order Status 292,835
Delivery 292,836
Stock Level 292,837
Customer Report 2,928,358
Calibration 3 New Order 2,916,735 2,046
Payment 2,916,734
Order Status 291,673
Delivery 291,674
Stock Level 291,673
Customer Report 2,916,731
100% 99.8% New Order 2,917,038 2,046
Payment 2,917,032
Order Status 291,704
Delivery 291,704
Stock Level 291,703
Customer Report 2,917,035
90% 89.9% New Order 2,627,296 2,046
Payment 2,627,294
Order Status 262,729
Delivery 262,730
Stock Level 262,730
Customer Report 2,627,292
80% 79.0% New Order 2,307,879 2,046
Payment 2,307,878
Order Status 230,789
Delivery 230,788
Stock Level 230,787
Customer Report 2,307,878
70% 69.8% New Order 2,041,311 2,046
Payment 2,041,313
Order Status 204,132
Delivery 204,131
Stock Level 204,131
Customer Report 2,041,314
60% 60.3% New Order 1,762,866 2,046
Payment 1,762,868
Order Status 176,286
Delivery 176,287
Stock Level 176,287
Customer Report 1,762,866
50% 49.9% New Order 1,458,029 2,046
Payment 1,458,032
Order Status 145,803
Delivery 145,802
Stock Level 145,803
Customer Report 1,458,030
40% 39.0% New Order 1,139,829 2,046
Payment 1,139,829
Order Status 113,983
Delivery 113,983
Stock Level 113,982
Customer Report 1,139,824
30% 29.7% New Order 867,273 2,046
Payment 867,271
Order Status 86,727
Delivery 86,727
Stock Level 86,728
Customer Report 867,274
20% 20.2% New Order 590,000 2,046
Payment 590,000
Order Status 59,000
Delivery 59,000
Stock Level 59,001
Customer Report 589,999
10% 10.1% New Order 295,153 2,046
Payment 295,150
Order Status 29,515
Delivery 29,516
Stock Level 29,515
Customer Report 295,151
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0