ESLIMKOREA ES2404-EW ssj_ops@100% = 41,711
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     41,416
Calibration 2     40,827
Calibration 3     41,140
ssj_ops@calibrated=40,984
100% 101.8% 40,984 41,711
90% 90.5% 36,885 37,090
80% 79.1% 32,787 32,433
70% 69.6% 28,688 28,508
60% 58.2% 24,590 23,854
50% 49.1% 20,492 20,135
40% 39.9% 16,393 16,353
30% 29.9% 12,295 12,250
20% 19.8% 8,197 8,112
10% 9.9% 4,098 4,071
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 3,012,059 2,045
Payment 3,012,058
Order Status 301,206
Delivery 301,206
Stock Level 301,206
Customer Report 3,012,056
Calibration 2 New Order 2,969,262 2,046
Payment 2,969,263
Order Status 296,927
Delivery 296,925
Stock Level 296,926
Customer Report 2,969,260
Calibration 3 New Order 2,992,005 2,046
Payment 2,992,008
Order Status 299,201
Delivery 299,200
Stock Level 299,201
Customer Report 2,992,010
100% 101.8% New Order 3,033,527 2,046
Payment 3,033,525
Order Status 303,352
Delivery 303,353
Stock Level 303,353
Customer Report 3,033,525
90% 90.5% New Order 2,697,467 2,046
Payment 2,697,471
Order Status 269,746
Delivery 269,747
Stock Level 269,747
Customer Report 2,697,467
80% 79.1% New Order 2,358,736 2,046
Payment 2,358,742
Order Status 235,874
Delivery 235,874
Stock Level 235,874
Customer Report 2,358,736
70% 69.6% New Order 2,073,335 2,046
Payment 2,073,333
Order Status 207,332
Delivery 207,333
Stock Level 207,334
Customer Report 2,073,333
60% 58.2% New Order 1,735,782 2,046
Payment 1,735,778
Order Status 173,578
Delivery 173,578
Stock Level 173,578
Customer Report 1,735,779
50% 49.1% New Order 1,464,374 2,046
Payment 1,464,375
Order Status 146,437
Delivery 146,437
Stock Level 146,437
Customer Report 1,464,375
40% 39.9% New Order 1,189,340 2,046
Payment 1,189,338
Order Status 118,934
Delivery 118,934
Stock Level 118,934
Customer Report 1,189,340
30% 29.9% New Order 890,911 2,046
Payment 890,908
Order Status 89,090
Delivery 89,091
Stock Level 89,091
Customer Report 890,909
20% 19.8% New Order 589,997 2,045
Payment 590,003
Order Status 59,000
Delivery 58,999
Stock Level 59,001
Customer Report 590,000
10% 9.9% New Order 296,061 2,045
Payment 296,062
Order Status 29,606
Delivery 29,606
Stock Level 29,606
Customer Report 296,059
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0