ESLIMKOREA ES2404-EW ssj_ops@100% = 40,129
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     40,391
Calibration 2     40,244
Calibration 3     40,224
ssj_ops@calibrated=40,234
100% 99.7% 40,234 40,129
90% 90.9% 36,211 36,579
80% 79.3% 32,187 31,909
70% 68.8% 28,164 27,661
60% 60.4% 24,141 24,299
50% 50.7% 20,117 20,389
40% 39.8% 16,094 16,029
30% 30.2% 12,070 12,133
20% 20.3% 8,047 8,167
10% 10.1% 4,023 4,062
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 2,937,536 2,045
Payment 2,937,534
Order Status 293,754
Delivery 293,753
Stock Level 293,754
Customer Report 2,937,534
Calibration 2 New Order 2,926,893 2,046
Payment 2,926,889
Order Status 292,688
Delivery 292,689
Stock Level 292,688
Customer Report 2,926,887
Calibration 3 New Order 2,925,411 2,046
Payment 2,925,413
Order Status 292,542
Delivery 292,540
Stock Level 292,541
Customer Report 2,925,411
100% 99.7% New Order 2,918,514 2,046
Payment 2,918,509
Order Status 291,850
Delivery 291,852
Stock Level 291,851
Customer Report 2,918,510
90% 90.9% New Order 2,660,340 2,046
Payment 2,660,341
Order Status 266,034
Delivery 266,034
Stock Level 266,034
Customer Report 2,660,341
80% 79.3% New Order 2,320,682 2,046
Payment 2,320,676
Order Status 232,069
Delivery 232,067
Stock Level 232,067
Customer Report 2,320,684
70% 68.8% New Order 2,011,748 2,046
Payment 2,011,745
Order Status 201,175
Delivery 201,175
Stock Level 201,176
Customer Report 2,011,749
60% 60.4% New Order 1,767,221 2,046
Payment 1,767,222
Order Status 176,722
Delivery 176,723
Stock Level 176,721
Customer Report 1,767,227
50% 50.7% New Order 1,482,808 2,046
Payment 1,482,806
Order Status 148,280
Delivery 148,280
Stock Level 148,280
Customer Report 1,482,806
40% 39.8% New Order 1,165,761 2,046
Payment 1,165,756
Order Status 116,576
Delivery 116,576
Stock Level 116,575
Customer Report 1,165,756
30% 30.2% New Order 882,425 2,046
Payment 882,422
Order Status 88,242
Delivery 88,242
Stock Level 88,242
Customer Report 882,427
20% 20.3% New Order 593,940 2,046
Payment 593,938
Order Status 59,394
Delivery 59,394
Stock Level 59,394
Customer Report 593,940
10% 10.1% New Order 295,454 2,045
Payment 295,454
Order Status 29,546
Delivery 29,545
Stock Level 29,545
Customer Report 295,456
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0