ESLIMKOREA ES2404-EW ssj_ops@100% = 37,426
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     36,970
Calibration 2     36,473
Calibration 3     36,505
ssj_ops@calibrated=36,489
100% 102.6% 36,489 37,426
90% 90.4% 32,840 32,988
80% 79.5% 29,191 29,017
70% 70.0% 25,542 25,552
60% 58.7% 21,893 21,436
50% 49.5% 18,244 18,075
40% 39.5% 14,596 14,429
30% 29.2% 10,947 10,637
20% 20.1% 7,298 7,329
10% 10.3% 3,649 3,751
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 2,688,737 2,045
Payment 2,688,731
Order Status 268,874
Delivery 268,873
Stock Level 268,874
Customer Report 2,688,731
Calibration 2 New Order 2,652,576 2,046
Payment 2,652,575
Order Status 265,258
Delivery 265,257
Stock Level 265,258
Customer Report 2,652,579
Calibration 3 New Order 2,654,930 2,046
Payment 2,654,930
Order Status 265,493
Delivery 265,494
Stock Level 265,494
Customer Report 2,654,929
100% 102.6% New Order 2,721,905 2,046
Payment 2,721,910
Order Status 272,191
Delivery 272,190
Stock Level 272,192
Customer Report 2,721,906
90% 90.4% New Order 2,400,730 2,046
Payment 2,400,725
Order Status 240,072
Delivery 240,072
Stock Level 240,073
Customer Report 2,400,726
80% 79.5% New Order 2,110,301 2,046
Payment 2,110,302
Order Status 211,030
Delivery 211,030
Stock Level 211,031
Customer Report 2,110,306
70% 70.0% New Order 1,858,332 2,046
Payment 1,858,331
Order Status 185,833
Delivery 185,833
Stock Level 185,833
Customer Report 1,858,331
60% 58.7% New Order 1,558,988 2,046
Payment 1,558,987
Order Status 155,899
Delivery 155,899
Stock Level 155,899
Customer Report 1,558,983
50% 49.5% New Order 1,314,544 2,046
Payment 1,314,546
Order Status 131,454
Delivery 131,455
Stock Level 131,455
Customer Report 1,314,546
40% 39.5% New Order 1,049,396 2,046
Payment 1,049,392
Order Status 104,939
Delivery 104,939
Stock Level 104,939
Customer Report 1,049,395
30% 29.2% New Order 773,635 2,046
Payment 773,636
Order Status 77,364
Delivery 77,365
Stock Level 77,364
Customer Report 773,636
20% 20.1% New Order 533,033 2,046
Payment 533,026
Order Status 53,303
Delivery 53,303
Stock Level 53,304
Customer Report 533,031
10% 10.3% New Order 272,786 2,045
Payment 272,782
Order Status 27,279
Delivery 27,278
Stock Level 27,279
Customer Report 272,779
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0