ESLIMKOREA ES2404-EW ssj_ops@100% = 39,643
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     40,328
Calibration 2     40,098
Calibration 3     40,044
ssj_ops@calibrated=40,071
100% 98.9% 40,071 39,643
90% 89.5% 36,064 35,876
80% 79.5% 32,057 31,844
70% 69.2% 28,050 27,717
60% 60.6% 24,043 24,289
50% 50.3% 20,036 20,142
40% 41.2% 16,028 16,490
30% 30.4% 12,021 12,183
20% 20.5% 8,014 8,233
10% 10.0% 4,007 4,012
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 2,932,930 2,045
Payment 2,932,929
Order Status 293,293
Delivery 293,292
Stock Level 293,293
Customer Report 2,932,932
Calibration 2 New Order 2,916,233 2,046
Payment 2,916,234
Order Status 291,622
Delivery 291,623
Stock Level 291,623
Customer Report 2,916,236
Calibration 3 New Order 2,912,315 2,044
Payment 2,912,317
Order Status 291,231
Delivery 291,231
Stock Level 291,231
Customer Report 2,912,315
100% 98.9% New Order 2,883,157 2,046
Payment 2,883,159
Order Status 288,316
Delivery 288,316
Stock Level 288,315
Customer Report 2,883,156
90% 89.5% New Order 2,609,186 2,045
Payment 2,609,186
Order Status 260,919
Delivery 260,918
Stock Level 260,919
Customer Report 2,609,188
80% 79.5% New Order 2,315,942 2,045
Payment 2,315,939
Order Status 231,594
Delivery 231,594
Stock Level 231,594
Customer Report 2,315,935
70% 69.2% New Order 2,015,789 2,046
Payment 2,015,784
Order Status 201,578
Delivery 201,578
Stock Level 201,579
Customer Report 2,015,788
60% 60.6% New Order 1,766,494 2,045
Payment 1,766,496
Order Status 176,650
Delivery 176,649
Stock Level 176,650
Customer Report 1,766,494
50% 50.3% New Order 1,464,848 2,045
Payment 1,464,851
Order Status 146,485
Delivery 146,484
Stock Level 146,484
Customer Report 1,464,848
40% 41.2% New Order 1,199,306 2,046
Payment 1,199,307
Order Status 119,930
Delivery 119,931
Stock Level 119,930
Customer Report 1,199,310
30% 30.4% New Order 886,060 2,046
Payment 886,060
Order Status 88,605
Delivery 88,605
Stock Level 88,606
Customer Report 886,064
20% 20.5% New Order 598,788 2,045
Payment 598,786
Order Status 59,879
Delivery 59,879
Stock Level 59,879
Customer Report 598,789
10% 10.0% New Order 291,816 2,045
Payment 291,819
Order Status 29,181
Delivery 29,182
Stock Level 29,182
Customer Report 291,820
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0