ESLIMKOREA ES2404-EW ssj_ops@100% = 36,897
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     37,113
Calibration 2     37,591
Calibration 3     37,202
ssj_ops@calibrated=37,396
100% 98.7% 37,396 36,897
90% 89.8% 33,657 33,588
80% 78.3% 29,917 29,295
70% 70.3% 26,178 26,300
60% 60.7% 22,438 22,706
50% 50.8% 18,698 18,996
40% 38.4% 14,959 14,377
30% 30.7% 11,219 11,471
20% 20.6% 7,479 7,692
10% 10.0% 3,740 3,746
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 2,699,144 2,045
Payment 2,699,145
Order Status 269,915
Delivery 269,915
Stock Level 269,915
Customer Report 2,699,146
Calibration 2 New Order 2,733,908 2,046
Payment 2,733,908
Order Status 273,391
Delivery 273,390
Stock Level 273,391
Customer Report 2,733,908
Calibration 3 New Order 2,705,607 2,046
Payment 2,705,605
Order Status 270,560
Delivery 270,560
Stock Level 270,561
Customer Report 2,705,607
100% 98.7% New Order 2,683,417 2,046
Payment 2,683,417
Order Status 268,341
Delivery 268,342
Stock Level 268,342
Customer Report 2,683,415
90% 89.8% New Order 2,442,888 2,046
Payment 2,442,889
Order Status 244,289
Delivery 244,288
Stock Level 244,289
Customer Report 2,442,890
80% 78.3% New Order 2,130,555 2,046
Payment 2,130,556
Order Status 213,056
Delivery 213,056
Stock Level 213,055
Customer Report 2,130,553
70% 70.3% New Order 1,912,738 2,046
Payment 1,912,737
Order Status 191,273
Delivery 191,274
Stock Level 191,274
Customer Report 1,912,737
60% 60.7% New Order 1,651,382 2,046
Payment 1,651,381
Order Status 165,138
Delivery 165,138
Stock Level 165,138
Customer Report 1,651,380
50% 50.8% New Order 1,381,517 2,046
Payment 1,381,516
Order Status 138,151
Delivery 138,152
Stock Level 138,151
Customer Report 1,381,513
40% 38.4% New Order 1,045,609 2,046
Payment 1,045,610
Order Status 104,561
Delivery 104,560
Stock Level 104,561
Customer Report 1,045,605
30% 30.7% New Order 834,246 2,046
Payment 834,239
Order Status 83,424
Delivery 83,425
Stock Level 83,424
Customer Report 834,242
20% 20.6% New Order 559,394 2,046
Payment 559,394
Order Status 55,939
Delivery 55,939
Stock Level 55,940
Customer Report 559,394
10% 10.0% New Order 272,423 2,045
Payment 272,426
Order Status 27,242
Delivery 27,243
Stock Level 27,242
Customer Report 272,424
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0