ESLIMKOREA ES2404-EW ssj_ops@100% = 40,671
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     40,990
Calibration 2     40,699
Calibration 3     40,948
ssj_ops@calibrated=40,824
100% 99.6% 40,824 40,671
90% 89.5% 36,741 36,528
80% 79.8% 32,659 32,568
70% 70.4% 28,576 28,741
60% 59.2% 24,494 24,172
50% 50.6% 20,412 20,643
40% 39.7% 16,329 16,217
30% 30.1% 12,247 12,281
20% 19.0% 8,165 7,754
10% 10.2% 4,082 4,162
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 2,981,129 2,045
Payment 2,981,125
Order Status 298,113
Delivery 298,113
Stock Level 298,113
Customer Report 2,981,128
Calibration 2 New Order 2,959,966 2,046
Payment 2,959,960
Order Status 295,997
Delivery 295,996
Stock Level 295,997
Customer Report 2,959,962
Calibration 3 New Order 2,978,058 2,046
Payment 2,978,061
Order Status 297,805
Delivery 297,806
Stock Level 297,807
Customer Report 2,978,058
100% 99.6% New Order 2,957,882 2,046
Payment 2,957,883
Order Status 295,788
Delivery 295,788
Stock Level 295,788
Customer Report 2,957,884
90% 89.5% New Order 2,656,586 2,046
Payment 2,656,589
Order Status 265,660
Delivery 265,660
Stock Level 265,660
Customer Report 2,656,585
80% 79.8% New Order 2,368,567 2,046
Payment 2,368,566
Order Status 236,856
Delivery 236,856
Stock Level 236,856
Customer Report 2,368,568
70% 70.4% New Order 2,090,248 2,046
Payment 2,090,249
Order Status 209,025
Delivery 209,024
Stock Level 209,025
Customer Report 2,090,244
60% 59.2% New Order 1,757,941 2,046
Payment 1,757,942
Order Status 175,794
Delivery 175,794
Stock Level 175,794
Customer Report 1,757,940
50% 50.6% New Order 1,501,338 2,046
Payment 1,501,336
Order Status 150,133
Delivery 150,133
Stock Level 150,134
Customer Report 1,501,334
40% 39.7% New Order 1,179,393 2,046
Payment 1,179,395
Order Status 117,939
Delivery 117,940
Stock Level 117,939
Customer Report 1,179,394
30% 30.1% New Order 893,134 2,046
Payment 893,135
Order Status 89,313
Delivery 89,313
Stock Level 89,313
Customer Report 893,134
20% 19.0% New Order 563,940 2,046
Payment 563,939
Order Status 56,394
Delivery 56,393
Stock Level 56,394
Customer Report 563,940
10% 10.2% New Order 302,727 2,046
Payment 302,726
Order Status 30,274
Delivery 30,272
Stock Level 30,273
Customer Report 302,728
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0