ESLIMKOREA ES2404-EW ssj_ops@100% = 40,762
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     40,703
Calibration 2     40,702
Calibration 3     40,692
ssj_ops@calibrated=40,697
100% 100.2% 40,697 40,762
90% 91.0% 36,627 37,020
80% 80.4% 32,558 32,703
70% 69.1% 28,488 28,137
60% 59.6% 24,418 24,238
50% 50.4% 20,349 20,519
40% 40.0% 16,279 16,275
30% 31.0% 12,209 12,608
20% 19.8% 8,139 8,062
10% 9.6% 4,070 3,912
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 2,960,233 2,045
Payment 2,960,230
Order Status 296,023
Delivery 296,023
Stock Level 296,024
Customer Report 2,960,229
Calibration 2 New Order 2,960,186 2,046
Payment 2,960,186
Order Status 296,019
Delivery 296,019
Stock Level 296,017
Customer Report 2,960,186
Calibration 3 New Order 2,959,417 2,046
Payment 2,959,421
Order Status 295,942
Delivery 295,942
Stock Level 295,942
Customer Report 2,959,418
100% 100.2% New Order 2,964,562 2,046
Payment 2,964,567
Order Status 296,457
Delivery 296,456
Stock Level 296,457
Customer Report 2,964,565
90% 91.0% New Order 2,692,441 2,046
Payment 2,692,441
Order Status 269,244
Delivery 269,244
Stock Level 269,244
Customer Report 2,692,440
80% 80.4% New Order 2,378,429 2,046
Payment 2,378,427
Order Status 237,843
Delivery 237,843
Stock Level 237,843
Customer Report 2,378,431
70% 69.1% New Order 2,046,371 2,046
Payment 2,046,375
Order Status 204,637
Delivery 204,637
Stock Level 204,637
Customer Report 2,046,373
60% 59.6% New Order 1,762,771 2,046
Payment 1,762,769
Order Status 176,277
Delivery 176,277
Stock Level 176,277
Customer Report 1,762,769
50% 50.4% New Order 1,492,258 2,046
Payment 1,492,257
Order Status 149,226
Delivery 149,227
Stock Level 149,226
Customer Report 1,492,257
40% 40.0% New Order 1,183,674 2,046
Payment 1,183,677
Order Status 118,367
Delivery 118,367
Stock Level 118,367
Customer Report 1,183,676
30% 31.0% New Order 916,971 2,046
Payment 916,968
Order Status 91,697
Delivery 91,697
Stock Level 91,697
Customer Report 916,970
20% 19.8% New Order 586,365 2,046
Payment 586,362
Order Status 58,637
Delivery 58,636
Stock Level 58,636
Customer Report 586,364
10% 9.6% New Order 284,545 2,045
Payment 284,545
Order Status 28,455
Delivery 28,454
Stock Level 28,455
Customer Report 284,546
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0