ESLIMKOREA ES2404-EW ssj_ops@100% = 39,674
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     39,985
Calibration 2     40,063
Calibration 3     40,076
ssj_ops@calibrated=40,069
100% 99.0% 40,069 39,674
90% 88.4% 36,062 35,408
80% 80.3% 32,056 32,181
70% 68.6% 28,049 27,496
60% 61.2% 24,042 24,511
50% 50.2% 20,035 20,117
40% 39.9% 16,028 15,991
30% 30.0% 12,021 12,036
20% 19.8% 8,014 7,942
10% 10.0% 4,007 4,008
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 2,908,175 2,045
Payment 2,908,175
Order Status 290,818
Delivery 290,817
Stock Level 290,816
Customer Report 2,908,173
Calibration 2 New Order 2,913,669 2,046
Payment 2,913,670
Order Status 291,367
Delivery 291,368
Stock Level 291,368
Customer Report 2,913,668
Calibration 3 New Order 2,914,638 2,046
Payment 2,914,639
Order Status 291,464
Delivery 291,464
Stock Level 291,463
Customer Report 2,914,640
100% 99.0% New Order 2,885,428 2,046
Payment 2,885,429
Order Status 288,543
Delivery 288,543
Stock Level 288,542
Customer Report 2,885,429
90% 88.4% New Order 2,575,164 2,046
Payment 2,575,162
Order Status 257,516
Delivery 257,516
Stock Level 257,517
Customer Report 2,575,165
80% 80.3% New Order 2,340,456 2,046
Payment 2,340,456
Order Status 234,046
Delivery 234,047
Stock Level 234,046
Customer Report 2,340,457
70% 68.6% New Order 1,999,748 2,046
Payment 1,999,746
Order Status 199,973
Delivery 199,974
Stock Level 199,975
Customer Report 1,999,747
60% 61.2% New Order 1,782,617 2,046
Payment 1,782,611
Order Status 178,262
Delivery 178,261
Stock Level 178,262
Customer Report 1,782,614
50% 50.2% New Order 1,463,030 2,046
Payment 1,463,033
Order Status 146,304
Delivery 146,303
Stock Level 146,304
Customer Report 1,463,032
40% 39.9% New Order 1,163,029 2,046
Payment 1,163,032
Order Status 116,303
Delivery 116,303
Stock Level 116,302
Customer Report 1,163,031
30% 30.0% New Order 875,368 2,046
Payment 875,368
Order Status 87,537
Delivery 87,537
Stock Level 87,536
Customer Report 875,366
20% 19.8% New Order 577,637 2,046
Payment 577,636
Order Status 57,764
Delivery 57,763
Stock Level 57,763
Customer Report 577,635
10% 10.0% New Order 291,466 2,045
Payment 291,461
Order Status 29,146
Delivery 29,147
Stock Level 29,145
Customer Report 291,464
Active Idle New Order 0 2,045
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0