ESLIMKOREA ES2404-EW ssj_ops@100% = 40,752
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     40,935
Calibration 2     40,825
Calibration 3     40,674
ssj_ops@calibrated=40,749
100% 100.0% 40,749 40,752
90% 89.5% 36,674 36,481
80% 78.6% 32,600 32,039
70% 70.2% 28,525 28,609
60% 60.4% 24,450 24,600
50% 50.2% 20,375 20,454
40% 40.2% 16,300 16,375
30% 29.5% 12,225 12,040
20% 19.9% 8,150 8,125
10% 9.7% 4,075 3,939
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 2,977,072 2,045
Payment 2,977,071
Order Status 297,707
Delivery 297,707
Stock Level 297,707
Customer Report 2,977,073
Calibration 2 New Order 2,969,120 2,046
Payment 2,969,121
Order Status 296,912
Delivery 296,912
Stock Level 296,912
Customer Report 2,969,120
Calibration 3 New Order 2,958,092 2,046
Payment 2,958,096
Order Status 295,809
Delivery 295,809
Stock Level 295,809
Customer Report 2,958,092
100% 100.0% New Order 2,963,779 2,046
Payment 2,963,778
Order Status 296,377
Delivery 296,378
Stock Level 296,377
Customer Report 2,963,778
90% 89.5% New Order 2,653,177 2,046
Payment 2,653,176
Order Status 265,319
Delivery 265,317
Stock Level 265,317
Customer Report 2,653,176
80% 78.6% New Order 2,330,133 2,046
Payment 2,330,131
Order Status 233,013
Delivery 233,014
Stock Level 233,012
Customer Report 2,330,133
70% 70.2% New Order 2,080,675 2,046
Payment 2,080,672
Order Status 208,067
Delivery 208,068
Stock Level 208,067
Customer Report 2,080,676
60% 60.4% New Order 1,789,107 2,046
Payment 1,789,105
Order Status 178,911
Delivery 178,911
Stock Level 178,911
Customer Report 1,789,105
50% 50.2% New Order 1,487,587 2,046
Payment 1,487,590
Order Status 148,759
Delivery 148,759
Stock Level 148,759
Customer Report 1,487,590
40% 40.2% New Order 1,190,941 2,046
Payment 1,190,939
Order Status 119,094
Delivery 119,094
Stock Level 119,094
Customer Report 1,190,940
30% 29.5% New Order 875,647 2,046
Payment 875,649
Order Status 87,566
Delivery 87,564
Stock Level 87,565
Customer Report 875,646
20% 19.9% New Order 590,907 2,046
Payment 590,909
Order Status 59,091
Delivery 59,092
Stock Level 59,091
Customer Report 590,910
10% 9.7% New Order 286,440 2,046
Payment 286,440
Order Status 28,644
Delivery 28,645
Stock Level 28,644
Customer Report 286,440
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0