ESLIMKOREA ES2404-EW ssj_ops@100% = 40,687
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     40,479
Calibration 2     40,248
Calibration 3     40,405
ssj_ops@calibrated=40,326
100% 100.9% 40,326 40,687
90% 90.4% 36,294 36,469
80% 79.8% 32,261 32,196
70% 69.6% 28,228 28,053
60% 60.3% 24,196 24,298
50% 50.9% 20,163 20,512
40% 40.4% 16,131 16,308
30% 29.5% 12,098 11,895
20% 20.0% 8,065 8,056
10% 9.9% 4,033 3,992
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 2,943,916 2,045
Payment 2,943,914
Order Status 294,392
Delivery 294,391
Stock Level 294,391
Customer Report 2,943,911
Calibration 2 New Order 2,927,148 2,046
Payment 2,927,145
Order Status 292,715
Delivery 292,715
Stock Level 292,714
Customer Report 2,927,147
Calibration 3 New Order 2,938,545 2,046
Payment 2,938,545
Order Status 293,855
Delivery 293,855
Stock Level 293,855
Customer Report 2,938,544
100% 100.9% New Order 2,959,079 2,045
Payment 2,959,074
Order Status 295,907
Delivery 295,908
Stock Level 295,908
Customer Report 2,959,079
90% 90.4% New Order 2,652,883 2,046
Payment 2,652,887
Order Status 265,288
Delivery 265,289
Stock Level 265,288
Customer Report 2,652,885
80% 79.8% New Order 2,341,530 2,046
Payment 2,341,528
Order Status 234,153
Delivery 234,153
Stock Level 234,153
Customer Report 2,341,533
70% 69.6% New Order 2,040,206 2,045
Payment 2,040,211
Order Status 204,021
Delivery 204,021
Stock Level 204,021
Customer Report 2,040,207
60% 60.3% New Order 1,767,134 2,046
Payment 1,767,134
Order Status 176,713
Delivery 176,714
Stock Level 176,713
Customer Report 1,767,135
50% 50.9% New Order 1,491,795 2,045
Payment 1,491,795
Order Status 149,180
Delivery 149,180
Stock Level 149,180
Customer Report 1,491,797
40% 40.4% New Order 1,186,060 2,045
Payment 1,186,061
Order Status 118,606
Delivery 118,606
Stock Level 118,606
Customer Report 1,186,061
30% 29.5% New Order 865,063 2,046
Payment 865,067
Order Status 86,507
Delivery 86,506
Stock Level 86,507
Customer Report 865,069
20% 20.0% New Order 585,888 2,045
Payment 585,894
Order Status 58,589
Delivery 58,590
Stock Level 58,589
Customer Report 585,890
10% 9.9% New Order 290,304 2,045
Payment 290,303
Order Status 29,030
Delivery 29,030
Stock Level 29,031
Customer Report 290,302
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0