ESLIMKOREA ES2404-EW ssj_ops@100% = 40,052
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     39,954
Calibration 2     40,022
Calibration 3     39,910
ssj_ops@calibrated=39,966
100% 100.2% 39,966 40,052
90% 89.4% 35,970 35,741
80% 81.7% 31,973 32,668
70% 70.5% 27,976 28,193
60% 61.2% 23,980 24,479
50% 50.0% 19,983 19,971
40% 39.9% 15,986 15,944
30% 30.0% 11,990 11,970
20% 19.2% 7,993 7,654
10% 10.2% 3,997 4,087
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 2,905,727 2,045
Payment 2,905,726
Order Status 290,572
Delivery 290,572
Stock Level 290,572
Customer Report 2,905,726
Calibration 2 New Order 2,910,743 2,046
Payment 2,910,741
Order Status 291,074
Delivery 291,074
Stock Level 291,074
Customer Report 2,910,742
Calibration 3 New Order 2,902,545 2,046
Payment 2,902,546
Order Status 290,256
Delivery 290,256
Stock Level 290,254
Customer Report 2,902,547
100% 100.2% New Order 2,912,913 2,046
Payment 2,912,915
Order Status 291,291
Delivery 291,290
Stock Level 291,291
Customer Report 2,912,911
90% 89.4% New Order 2,599,389 2,046
Payment 2,599,387
Order Status 259,940
Delivery 259,938
Stock Level 259,939
Customer Report 2,599,392
80% 81.7% New Order 2,375,829 2,044
Payment 2,375,829
Order Status 237,583
Delivery 237,582
Stock Level 237,582
Customer Report 2,375,828
70% 70.5% New Order 2,050,444 2,046
Payment 2,050,441
Order Status 205,044
Delivery 205,044
Stock Level 205,043
Customer Report 2,050,440
60% 61.2% New Order 1,780,284 2,046
Payment 1,780,280
Order Status 178,028
Delivery 178,029
Stock Level 178,029
Customer Report 1,780,278
50% 50.0% New Order 1,452,423 2,046
Payment 1,452,423
Order Status 145,243
Delivery 145,243
Stock Level 145,242
Customer Report 1,452,426
40% 39.9% New Order 1,159,585 2,046
Payment 1,159,583
Order Status 115,958
Delivery 115,958
Stock Level 115,959
Customer Report 1,159,580
30% 30.0% New Order 870,551 2,046
Payment 870,554
Order Status 87,055
Delivery 87,055
Stock Level 87,055
Customer Report 870,552
20% 19.2% New Order 556,667 2,046
Payment 556,666
Order Status 55,666
Delivery 55,667
Stock Level 55,667
Customer Report 556,667
10% 10.2% New Order 297,272 2,046
Payment 297,273
Order Status 29,728
Delivery 29,728
Stock Level 29,727
Customer Report 297,272
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0