ESLIMKOREA ES2404-EW ssj_ops@100% = 39,173
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     39,424
Calibration 2     39,910
Calibration 3     39,733
ssj_ops@calibrated=39,821
100% 98.4% 39,821 39,173
90% 88.9% 35,839 35,393
80% 80.9% 31,857 32,233
70% 70.7% 27,875 28,145
60% 59.1% 23,893 23,545
50% 48.6% 19,911 19,362
40% 41.2% 15,928 16,414
30% 29.7% 11,946 11,817
20% 19.5% 7,964 7,771
10% 10.5% 3,982 4,171
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 2,867,233 2,045
Payment 2,867,238
Order Status 286,724
Delivery 286,723
Stock Level 286,724
Customer Report 2,867,237
Calibration 2 New Order 2,902,557 2,046
Payment 2,902,555
Order Status 290,255
Delivery 290,255
Stock Level 290,256
Customer Report 2,902,556
Calibration 3 New Order 2,889,735 2,046
Payment 2,889,732
Order Status 288,973
Delivery 288,974
Stock Level 288,973
Customer Report 2,889,731
100% 98.4% New Order 2,848,989 2,046
Payment 2,848,987
Order Status 284,898
Delivery 284,898
Stock Level 284,898
Customer Report 2,848,990
90% 88.9% New Order 2,574,077 2,046
Payment 2,574,080
Order Status 257,407
Delivery 257,408
Stock Level 257,408
Customer Report 2,574,076
80% 80.9% New Order 2,344,260 2,046
Payment 2,344,258
Order Status 234,425
Delivery 234,425
Stock Level 234,426
Customer Report 2,344,260
70% 70.7% New Order 2,046,894 2,045
Payment 2,046,895
Order Status 204,689
Delivery 204,689
Stock Level 204,690
Customer Report 2,046,892
60% 59.1% New Order 1,712,359 2,046
Payment 1,712,360
Order Status 171,236
Delivery 171,236
Stock Level 171,236
Customer Report 1,712,359
50% 48.6% New Order 1,409,386 2,046
Payment 1,409,388
Order Status 140,939
Delivery 140,939
Stock Level 140,939
Customer Report 1,409,386
40% 41.2% New Order 1,193,770 2,046
Payment 1,193,768
Order Status 119,377
Delivery 119,377
Stock Level 119,377
Customer Report 1,193,765
30% 29.7% New Order 859,393 2,046
Payment 859,396
Order Status 85,939
Delivery 85,939
Stock Level 85,939
Customer Report 859,394
20% 19.5% New Order 565,153 2,046
Payment 565,150
Order Status 56,515
Delivery 56,515
Stock Level 56,515
Customer Report 565,152
10% 10.5% New Order 303,330 2,045
Payment 303,335
Order Status 30,334
Delivery 30,332
Stock Level 30,334
Customer Report 303,335
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0