ESLIMKOREA ES2404-EW ssj_ops@100% = 36,902
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     35,928
Calibration 2     36,134
Calibration 3     36,478
ssj_ops@calibrated=36,306
100% 101.6% 36,306 36,902
90% 89.7% 32,675 32,557
80% 80.0% 29,045 29,047
70% 70.2% 25,414 25,496
60% 60.1% 21,783 21,806
50% 49.8% 18,153 18,082
40% 41.1% 14,522 14,904
30% 29.5% 10,892 10,708
20% 20.2% 7,261 7,331
10% 9.9% 3,631 3,602
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 2,612,947 2,045
Payment 2,612,946
Order Status 261,295
Delivery 261,295
Stock Level 261,294
Customer Report 2,612,951
Calibration 2 New Order 2,627,941 2,046
Payment 2,627,942
Order Status 262,794
Delivery 262,794
Stock Level 262,794
Customer Report 2,627,943
Calibration 3 New Order 2,652,935 2,046
Payment 2,652,937
Order Status 265,293
Delivery 265,293
Stock Level 265,293
Customer Report 2,652,937
100% 101.6% New Order 2,683,827 2,046
Payment 2,683,828
Order Status 268,382
Delivery 268,382
Stock Level 268,383
Customer Report 2,683,822
90% 89.7% New Order 2,367,825 2,046
Payment 2,367,825
Order Status 236,782
Delivery 236,782
Stock Level 236,783
Customer Report 2,367,825
80% 80.0% New Order 2,114,286 2,046
Payment 2,114,289
Order Status 211,429
Delivery 211,428
Stock Level 211,429
Customer Report 2,114,292
70% 70.2% New Order 1,854,244 2,046
Payment 1,854,242
Order Status 185,424
Delivery 185,424
Stock Level 185,424
Customer Report 1,854,242
60% 60.1% New Order 1,585,870 2,046
Payment 1,585,869
Order Status 158,587
Delivery 158,587
Stock Level 158,587
Customer Report 1,585,870
50% 49.8% New Order 1,315,054 2,046
Payment 1,315,052
Order Status 131,505
Delivery 131,505
Stock Level 131,505
Customer Report 1,315,057
40% 41.1% New Order 1,083,940 2,046
Payment 1,083,939
Order Status 108,394
Delivery 108,394
Stock Level 108,393
Customer Report 1,083,940
30% 29.5% New Order 778,789 2,046
Payment 778,786
Order Status 77,879
Delivery 77,878
Stock Level 77,879
Customer Report 778,789
20% 20.2% New Order 533,654 2,046
Payment 533,653
Order Status 53,366
Delivery 53,365
Stock Level 53,364
Customer Report 533,654
10% 9.9% New Order 261,932 2,045
Payment 261,930
Order Status 26,193
Delivery 26,193
Stock Level 26,193
Customer Report 261,932
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0