ESLIMKOREA ES2404-EW ssj_ops@100% = 40,519
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     41,142
Calibration 2     40,430
Calibration 3     40,746
ssj_ops@calibrated=40,588
100% 99.8% 40,588 40,519
90% 89.7% 36,529 36,400
80% 79.7% 32,470 32,356
70% 70.3% 28,411 28,531
60% 60.8% 24,353 24,678
50% 49.0% 20,294 19,890
40% 40.3% 16,235 16,366
30% 30.3% 12,176 12,284
20% 20.2% 8,118 8,196
10% 9.9% 4,059 4,004
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 2,992,154 2,045
Payment 2,992,153
Order Status 299,215
Delivery 299,216
Stock Level 299,215
Customer Report 2,992,154
Calibration 2 New Order 2,940,366 2,046
Payment 2,940,367
Order Status 294,038
Delivery 294,037
Stock Level 294,037
Customer Report 2,940,367
Calibration 3 New Order 2,963,343 2,046
Payment 2,963,340
Order Status 296,334
Delivery 296,334
Stock Level 296,334
Customer Report 2,963,342
100% 99.8% New Order 2,946,853 2,046
Payment 2,946,853
Order Status 294,686
Delivery 294,686
Stock Level 294,685
Customer Report 2,946,854
90% 89.7% New Order 2,647,272 2,046
Payment 2,647,271
Order Status 264,728
Delivery 264,727
Stock Level 264,727
Customer Report 2,647,275
80% 79.7% New Order 2,353,199 2,046
Payment 2,353,201
Order Status 235,320
Delivery 235,319
Stock Level 235,319
Customer Report 2,353,202
70% 70.3% New Order 2,074,967 2,046
Payment 2,074,968
Order Status 207,496
Delivery 207,497
Stock Level 207,497
Customer Report 2,074,965
60% 60.8% New Order 1,794,795 2,046
Payment 1,794,793
Order Status 179,480
Delivery 179,480
Stock Level 179,480
Customer Report 1,794,796
50% 49.0% New Order 1,446,516 2,046
Payment 1,446,508
Order Status 144,650
Delivery 144,651
Stock Level 144,652
Customer Report 1,446,509
40% 40.3% New Order 1,190,284 2,046
Payment 1,190,285
Order Status 119,029
Delivery 119,029
Stock Level 119,028
Customer Report 1,190,283
30% 30.3% New Order 893,407 2,046
Payment 893,405
Order Status 89,341
Delivery 89,341
Stock Level 89,340
Customer Report 893,407
20% 20.2% New Order 596,059 2,046
Payment 596,062
Order Status 59,607
Delivery 59,605
Stock Level 59,606
Customer Report 596,061
10% 9.9% New Order 291,213 2,045
Payment 291,210
Order Status 29,120
Delivery 29,122
Stock Level 29,121
Customer Report 291,214
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0