ESLIMKOREA ES2404-EW ssj_ops@100% = 40,911
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     40,723
Calibration 2     40,280
Calibration 3     40,188
ssj_ops@calibrated=40,234
100% 101.7% 40,234 40,911
90% 90.6% 36,211 36,461
80% 80.7% 32,187 32,478
70% 69.8% 28,164 28,094
60% 59.9% 24,140 24,089
50% 49.9% 20,117 20,087
40% 40.5% 16,094 16,314
30% 30.7% 12,070 12,346
20% 19.2% 8,047 7,742
10% 9.8% 4,023 3,933
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 2,961,666 2,045
Payment 2,961,670
Order Status 296,167
Delivery 296,167
Stock Level 296,167
Customer Report 2,961,669
Calibration 2 New Order 2,929,450 2,046
Payment 2,929,448
Order Status 292,945
Delivery 292,946
Stock Level 292,946
Customer Report 2,929,450
Calibration 3 New Order 2,922,791 2,046
Payment 2,922,789
Order Status 292,280
Delivery 292,279
Stock Level 292,278
Customer Report 2,922,790
100% 101.7% New Order 2,975,345 2,046
Payment 2,975,345
Order Status 297,535
Delivery 297,533
Stock Level 297,534
Customer Report 2,975,346
90% 90.6% New Order 2,651,676 2,046
Payment 2,651,675
Order Status 265,168
Delivery 265,167
Stock Level 265,168
Customer Report 2,651,679
80% 80.7% New Order 2,362,020 2,046
Payment 2,362,016
Order Status 236,201
Delivery 236,203
Stock Level 236,201
Customer Report 2,362,021
70% 69.8% New Order 2,043,227 2,046
Payment 2,043,221
Order Status 204,323
Delivery 204,322
Stock Level 204,322
Customer Report 2,043,224
60% 59.9% New Order 1,751,964 2,046
Payment 1,751,962
Order Status 175,196
Delivery 175,196
Stock Level 175,196
Customer Report 1,751,964
50% 49.9% New Order 1,460,878 2,046
Payment 1,460,878
Order Status 146,088
Delivery 146,088
Stock Level 146,088
Customer Report 1,460,879
40% 40.5% New Order 1,186,481 2,046
Payment 1,186,484
Order Status 118,648
Delivery 118,649
Stock Level 118,648
Customer Report 1,186,481
30% 30.7% New Order 897,879 2,046
Payment 897,878
Order Status 89,788
Delivery 89,788
Stock Level 89,788
Customer Report 897,879
20% 19.2% New Order 563,032 2,046
Payment 563,030
Order Status 56,303
Delivery 56,303
Stock Level 56,303
Customer Report 563,029
10% 9.8% New Order 286,060 2,045
Payment 286,059
Order Status 28,606
Delivery 28,606
Stock Level 28,606
Customer Report 286,063
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0