ESLIMKOREA ES2404-EW ssj_ops@100% = 40,723
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     40,460
Calibration 2     40,313
Calibration 3     40,814
ssj_ops@calibrated=40,564
100% 100.4% 40,564 40,723
90% 91.3% 36,508 37,017
80% 79.7% 32,451 32,318
70% 68.3% 28,395 27,700
60% 58.5% 24,338 23,741
50% 49.0% 20,282 19,886
40% 40.6% 16,226 16,466
30% 30.8% 12,169 12,490
20% 19.6% 8,113 7,935
10% 10.0% 4,056 4,064
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 2,942,578 2,045
Payment 2,942,576
Order Status 294,257
Delivery 294,258
Stock Level 294,258
Customer Report 2,942,573
Calibration 2 New Order 2,931,914 2,045
Payment 2,931,913
Order Status 293,191
Delivery 293,193
Stock Level 293,192
Customer Report 2,931,916
Calibration 3 New Order 2,968,339 2,046
Payment 2,968,336
Order Status 296,834
Delivery 296,833
Stock Level 296,834
Customer Report 2,968,333
100% 100.4% New Order 2,961,658 2,046
Payment 2,961,657
Order Status 296,166
Delivery 296,166
Stock Level 296,166
Customer Report 2,961,659
90% 91.3% New Order 2,692,175 2,045
Payment 2,692,182
Order Status 269,218
Delivery 269,217
Stock Level 269,217
Customer Report 2,692,182
80% 79.7% New Order 2,350,397 2,046
Payment 2,350,399
Order Status 235,039
Delivery 235,040
Stock Level 235,040
Customer Report 2,350,398
70% 68.3% New Order 2,014,543 2,046
Payment 2,014,545
Order Status 201,455
Delivery 201,454
Stock Level 201,455
Customer Report 2,014,548
60% 58.5% New Order 1,726,640 2,046
Payment 1,726,637
Order Status 172,664
Delivery 172,664
Stock Level 172,664
Customer Report 1,726,641
50% 49.0% New Order 1,446,292 2,045
Payment 1,446,290
Order Status 144,628
Delivery 144,629
Stock Level 144,630
Customer Report 1,446,288
40% 40.6% New Order 1,197,503 2,045
Payment 1,197,504
Order Status 119,750
Delivery 119,750
Stock Level 119,751
Customer Report 1,197,504
30% 30.8% New Order 908,347 2,046
Payment 908,350
Order Status 90,835
Delivery 90,835
Stock Level 90,834
Customer Report 908,353
20% 19.6% New Order 577,109 2,046
Payment 577,110
Order Status 57,710
Delivery 57,711
Stock Level 57,712
Customer Report 577,107
10% 10.0% New Order 295,539 2,046
Payment 295,538
Order Status 29,554
Delivery 29,554
Stock Level 29,553
Customer Report 295,540
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0