ESLIMKOREA ES2404-EW ssj_ops@100% = 39,335
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     39,744
Calibration 2     39,787
Calibration 3     39,409
ssj_ops@calibrated=39,598
100% 99.3% 39,598 39,335
90% 91.5% 35,638 36,240
80% 80.8% 31,679 32,005
70% 71.3% 27,719 28,229
60% 58.7% 23,759 23,224
50% 49.2% 19,799 19,495
40% 40.4% 15,839 15,982
30% 30.1% 11,879 11,930
20% 19.4% 7,920 7,683
10% 9.5% 3,960 3,747
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 2,890,458 2,045
Payment 2,890,456
Order Status 289,046
Delivery 289,045
Stock Level 289,046
Customer Report 2,890,460
Calibration 2 New Order 2,893,654 2,045
Payment 2,893,657
Order Status 289,365
Delivery 289,365
Stock Level 289,366
Customer Report 2,893,655
Calibration 3 New Order 2,866,109 2,046
Payment 2,866,111
Order Status 286,612
Delivery 286,610
Stock Level 286,611
Customer Report 2,866,106
100% 99.3% New Order 2,860,769 2,046
Payment 2,860,769
Order Status 286,077
Delivery 286,077
Stock Level 286,077
Customer Report 2,860,771
90% 91.5% New Order 2,635,608 2,046
Payment 2,635,606
Order Status 263,560
Delivery 263,561
Stock Level 263,560
Customer Report 2,635,603
80% 80.8% New Order 2,327,633 2,046
Payment 2,327,639
Order Status 232,764
Delivery 232,763
Stock Level 232,764
Customer Report 2,327,636
70% 71.3% New Order 2,053,002 2,046
Payment 2,053,004
Order Status 205,301
Delivery 205,300
Stock Level 205,299
Customer Report 2,053,002
60% 58.7% New Order 1,689,049 2,046
Payment 1,689,050
Order Status 168,905
Delivery 168,905
Stock Level 168,904
Customer Report 1,689,049
50% 49.2% New Order 1,417,801 2,046
Payment 1,417,803
Order Status 141,780
Delivery 141,780
Stock Level 141,780
Customer Report 1,417,801
40% 40.4% New Order 1,162,307 2,046
Payment 1,162,307
Order Status 116,231
Delivery 116,231
Stock Level 116,230
Customer Report 1,162,308
30% 30.1% New Order 867,640 2,046
Payment 867,638
Order Status 86,765
Delivery 86,764
Stock Level 86,764
Customer Report 867,643
20% 19.4% New Order 558,791 2,046
Payment 558,787
Order Status 55,878
Delivery 55,879
Stock Level 55,878
Customer Report 558,787
10% 9.5% New Order 272,484 2,045
Payment 272,486
Order Status 27,249
Delivery 27,248
Stock Level 27,249
Customer Report 272,486
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0