ESLIMKOREA ES2404-EW ssj_ops@100% = 40,286
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     40,304
Calibration 2     40,275
Calibration 3     40,440
ssj_ops@calibrated=40,357
100% 99.8% 40,357 40,286
90% 92.4% 36,322 37,276
80% 81.8% 32,286 33,003
70% 69.9% 28,250 28,200
60% 58.8% 24,214 23,733
50% 49.8% 20,179 20,104
40% 39.3% 16,143 15,845
30% 30.5% 12,107 12,320
20% 20.7% 8,071 8,367
10% 10.2% 4,036 4,133
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 2,931,187 2,045
Payment 2,931,188
Order Status 293,119
Delivery 293,119
Stock Level 293,119
Customer Report 2,931,188
Calibration 2 New Order 2,929,111 2,046
Payment 2,929,115
Order Status 292,911
Delivery 292,911
Stock Level 292,912
Customer Report 2,929,115
Calibration 3 New Order 2,941,107 2,046
Payment 2,941,107
Order Status 294,111
Delivery 294,110
Stock Level 294,111
Customer Report 2,941,104
100% 99.8% New Order 2,929,919 2,046
Payment 2,929,915
Order Status 292,991
Delivery 292,992
Stock Level 292,992
Customer Report 2,929,921
90% 92.4% New Order 2,713,176 2,046
Payment 2,713,174
Order Status 271,316
Delivery 271,317
Stock Level 271,318
Customer Report 2,713,170
80% 81.8% New Order 2,400,221 2,046
Payment 2,400,220
Order Status 240,021
Delivery 240,021
Stock Level 240,021
Customer Report 2,400,219
70% 69.9% New Order 2,050,909 2,046
Payment 2,050,908
Order Status 205,091
Delivery 205,091
Stock Level 205,091
Customer Report 2,050,907
60% 58.8% New Order 1,726,063 2,046
Payment 1,726,059
Order Status 172,606
Delivery 172,605
Stock Level 172,606
Customer Report 1,726,061
50% 49.8% New Order 1,463,000 2,046
Payment 1,463,002
Order Status 146,300
Delivery 146,300
Stock Level 146,300
Customer Report 1,463,002
40% 39.3% New Order 1,152,393 2,046
Payment 1,152,393
Order Status 115,240
Delivery 115,239
Stock Level 115,240
Customer Report 1,152,392
30% 30.5% New Order 896,542 2,046
Payment 896,546
Order Status 89,653
Delivery 89,653
Stock Level 89,654
Customer Report 896,540
20% 20.7% New Order 608,486 2,046
Payment 608,486
Order Status 60,848
Delivery 60,848
Stock Level 60,847
Customer Report 608,485
10% 10.2% New Order 300,608 2,046
Payment 300,607
Order Status 30,060
Delivery 30,060
Stock Level 30,061
Customer Report 300,604
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0