ESLIMKOREA ES2404-EW ssj_ops@100% = 39,439
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     40,044
Calibration 2     39,881
Calibration 3     39,577
ssj_ops@calibrated=39,729
100% 99.3% 39,729 39,439
90% 90.7% 35,756 36,029
80% 78.8% 31,784 31,288
70% 68.9% 27,811 27,355
60% 57.9% 23,838 22,984
50% 49.7% 19,865 19,754
40% 39.6% 15,892 15,727
30% 30.6% 11,919 12,158
20% 19.3% 7,946 7,672
10% 10.3% 3,973 4,096
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 2,912,282 2,045
Payment 2,912,283
Order Status 291,228
Delivery 291,227
Stock Level 291,229
Customer Report 2,912,286
Calibration 2 New Order 2,900,495 2,046
Payment 2,900,496
Order Status 290,050
Delivery 290,050
Stock Level 290,050
Customer Report 2,900,493
Calibration 3 New Order 2,878,365 2,046
Payment 2,878,365
Order Status 287,836
Delivery 287,836
Stock Level 287,836
Customer Report 2,878,366
100% 99.3% New Order 2,868,329 2,046
Payment 2,868,330
Order Status 286,833
Delivery 286,832
Stock Level 286,833
Customer Report 2,868,331
90% 90.7% New Order 2,620,284 2,046
Payment 2,620,284
Order Status 262,029
Delivery 262,028
Stock Level 262,029
Customer Report 2,620,284
80% 78.8% New Order 2,275,513 2,046
Payment 2,275,514
Order Status 227,551
Delivery 227,551
Stock Level 227,551
Customer Report 2,275,512
70% 68.9% New Order 1,989,436 2,046
Payment 1,989,433
Order Status 198,943
Delivery 198,943
Stock Level 198,943
Customer Report 1,989,436
60% 57.9% New Order 1,672,064 2,046
Payment 1,672,063
Order Status 167,207
Delivery 167,207
Stock Level 167,206
Customer Report 1,672,068
50% 49.7% New Order 1,436,674 2,046
Payment 1,436,678
Order Status 143,667
Delivery 143,667
Stock Level 143,668
Customer Report 1,436,676
40% 39.6% New Order 1,143,811 2,046
Payment 1,143,810
Order Status 114,382
Delivery 114,381
Stock Level 114,381
Customer Report 1,143,814
30% 30.6% New Order 884,241 2,046
Payment 884,245
Order Status 88,424
Delivery 88,424
Stock Level 88,424
Customer Report 884,242
20% 19.3% New Order 557,986 2,046
Payment 557,984
Order Status 55,798
Delivery 55,798
Stock Level 55,798
Customer Report 557,984
10% 10.3% New Order 297,878 2,046
Payment 297,881
Order Status 29,788
Delivery 29,787
Stock Level 29,788
Customer Report 297,878
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0