ESLIMKOREA ES2404-EW ssj_ops@100% = 37,467
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     37,249
Calibration 2     37,612
Calibration 3     37,381
ssj_ops@calibrated=37,497
100% 99.9% 37,497 37,467
90% 89.9% 33,747 33,724
80% 79.2% 29,997 29,716
70% 71.7% 26,248 26,891
60% 60.1% 22,498 22,524
50% 50.3% 18,748 18,869
40% 39.7% 14,999 14,871
30% 30.4% 11,249 11,417
20% 19.8% 7,499 7,432
10% 9.9% 3,750 3,721
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 2,709,048 2,045
Payment 2,709,046
Order Status 270,905
Delivery 270,905
Stock Level 270,905
Customer Report 2,709,045
Calibration 2 New Order 2,735,472 2,046
Payment 2,735,467
Order Status 273,546
Delivery 273,547
Stock Level 273,548
Customer Report 2,735,467
Calibration 3 New Order 2,718,640 2,046
Payment 2,718,638
Order Status 271,863
Delivery 271,864
Stock Level 271,864
Customer Report 2,718,640
100% 99.9% New Order 2,724,845 2,046
Payment 2,724,845
Order Status 272,484
Delivery 272,484
Stock Level 272,484
Customer Report 2,724,844
90% 89.9% New Order 2,452,639 2,046
Payment 2,452,640
Order Status 245,264
Delivery 245,264
Stock Level 245,264
Customer Report 2,452,640
80% 79.2% New Order 2,161,155 2,046
Payment 2,161,152
Order Status 216,115
Delivery 216,116
Stock Level 216,116
Customer Report 2,161,156
70% 71.7% New Order 1,955,682 2,046
Payment 1,955,680
Order Status 195,569
Delivery 195,568
Stock Level 195,568
Customer Report 1,955,681
60% 60.1% New Order 1,638,138 2,046
Payment 1,638,137
Order Status 163,814
Delivery 163,815
Stock Level 163,814
Customer Report 1,638,137
50% 50.3% New Order 1,372,294 2,046
Payment 1,372,292
Order Status 137,230
Delivery 137,229
Stock Level 137,229
Customer Report 1,372,293
40% 39.7% New Order 1,081,516 2,046
Payment 1,081,516
Order Status 108,152
Delivery 108,151
Stock Level 108,152
Customer Report 1,081,513
30% 30.4% New Order 830,302 2,044
Payment 830,300
Order Status 83,030
Delivery 83,031
Stock Level 83,031
Customer Report 830,306
20% 19.8% New Order 540,503 2,046
Payment 540,503
Order Status 54,051
Delivery 54,051
Stock Level 54,051
Customer Report 540,504
10% 9.9% New Order 270,606 2,046
Payment 270,605
Order Status 27,061
Delivery 27,060
Stock Level 27,061
Customer Report 270,607
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0