ESLIMKOREA ES2404-EW ssj_ops@100% = 40,162
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     40,520
Calibration 2     40,348
Calibration 3     40,568
ssj_ops@calibrated=40,458
100% 99.3% 40,458 40,162
90% 89.8% 36,412 36,340
80% 81.7% 32,367 33,058
70% 71.7% 28,321 29,001
60% 60.5% 24,275 24,472
50% 50.2% 20,229 20,325
40% 42.2% 16,183 17,087
30% 29.8% 12,137 12,054
20% 20.6% 8,092 8,345
10% 10.0% 4,046 4,042
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 2,946,936 2,045
Payment 2,946,936
Order Status 294,694
Delivery 294,693
Stock Level 294,694
Customer Report 2,946,936
Calibration 2 New Order 2,934,470 2,046
Payment 2,934,464
Order Status 293,447
Delivery 293,447
Stock Level 293,446
Customer Report 2,934,466
Calibration 3 New Order 2,950,400 2,046
Payment 2,950,408
Order Status 295,041
Delivery 295,041
Stock Level 295,041
Customer Report 2,950,403
100% 99.3% New Order 2,920,912 2,046
Payment 2,920,909
Order Status 292,090
Delivery 292,090
Stock Level 292,091
Customer Report 2,920,908
90% 89.8% New Order 2,642,981 2,046
Payment 2,642,981
Order Status 264,298
Delivery 264,299
Stock Level 264,298
Customer Report 2,642,987
80% 81.7% New Order 2,404,199 2,046
Payment 2,404,199
Order Status 240,420
Delivery 240,420
Stock Level 240,420
Customer Report 2,404,198
70% 71.7% New Order 2,109,180 2,046
Payment 2,109,182
Order Status 210,918
Delivery 210,918
Stock Level 210,919
Customer Report 2,109,183
60% 60.5% New Order 1,779,795 2,046
Payment 1,779,798
Order Status 177,980
Delivery 177,979
Stock Level 177,979
Customer Report 1,779,795
50% 50.2% New Order 1,478,216 2,046
Payment 1,478,214
Order Status 147,822
Delivery 147,821
Stock Level 147,822
Customer Report 1,478,210
40% 42.2% New Order 1,242,727 2,046
Payment 1,242,728
Order Status 124,272
Delivery 124,272
Stock Level 124,273
Customer Report 1,242,728
30% 29.8% New Order 876,672 2,046
Payment 876,674
Order Status 87,668
Delivery 87,668
Stock Level 87,668
Customer Report 876,673
20% 20.6% New Order 606,935 2,046
Payment 606,931
Order Status 60,694
Delivery 60,693
Stock Level 60,694
Customer Report 606,932
10% 10.0% New Order 293,939 2,046
Payment 293,940
Order Status 29,394
Delivery 29,394
Stock Level 29,394
Customer Report 293,939
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0