ESLIMKOREA ES2404-EW ssj_ops@100% = 40,878
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     41,116
Calibration 2     40,920
Calibration 3     40,743
ssj_ops@calibrated=40,832
100% 100.1% 40,832 40,878
90% 88.6% 36,748 36,164
80% 80.4% 32,665 32,833
70% 71.1% 28,582 29,031
60% 59.8% 24,499 24,411
50% 51.2% 20,416 20,888
40% 40.3% 16,333 16,450
30% 29.0% 12,249 11,847
20% 20.0% 8,166 8,150
10% 10.0% 4,083 4,075
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 2,990,246 2,045
Payment 2,990,248
Order Status 299,025
Delivery 299,025
Stock Level 299,025
Customer Report 2,990,250
Calibration 2 New Order 2,976,020 2,046
Payment 2,976,021
Order Status 297,602
Delivery 297,602
Stock Level 297,602
Customer Report 2,976,021
Calibration 3 New Order 2,963,145 2,046
Payment 2,963,146
Order Status 296,315
Delivery 296,315
Stock Level 296,315
Customer Report 2,963,147
100% 100.1% New Order 2,972,969 2,046
Payment 2,972,968
Order Status 297,297
Delivery 297,296
Stock Level 297,297
Customer Report 2,972,968
90% 88.6% New Order 2,630,096 2,046
Payment 2,630,097
Order Status 263,010
Delivery 263,009
Stock Level 263,010
Customer Report 2,630,095
80% 80.4% New Order 2,388,046 2,046
Payment 2,388,049
Order Status 238,804
Delivery 238,805
Stock Level 238,804
Customer Report 2,388,050
70% 71.1% New Order 2,111,402 2,046
Payment 2,111,407
Order Status 211,141
Delivery 211,140
Stock Level 211,140
Customer Report 2,111,408
60% 59.8% New Order 1,775,339 2,046
Payment 1,775,337
Order Status 177,534
Delivery 177,534
Stock Level 177,534
Customer Report 1,775,338
50% 51.2% New Order 1,520,096 2,046
Payment 1,520,096
Order Status 152,011
Delivery 152,009
Stock Level 152,009
Customer Report 1,520,096
40% 40.3% New Order 1,196,351 2,046
Payment 1,196,352
Order Status 119,634
Delivery 119,635
Stock Level 119,636
Customer Report 1,196,350
30% 29.0% New Order 861,629 2,046
Payment 861,627
Order Status 86,162
Delivery 86,163
Stock Level 86,163
Customer Report 861,627
20% 20.0% New Order 592,726 2,045
Payment 592,728
Order Status 59,273
Delivery 59,272
Stock Level 59,273
Customer Report 592,728
10% 10.0% New Order 296,365 2,045
Payment 296,363
Order Status 29,637
Delivery 29,637
Stock Level 29,636
Customer Report 296,362
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0