ESLIMKOREA ES2404-EW ssj_ops@100% = 40,271
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     40,424
Calibration 2     40,644
Calibration 3     40,635
ssj_ops@calibrated=40,640
100% 99.1% 40,640 40,271
90% 87.8% 36,576 35,690
80% 80.6% 32,512 32,755
70% 70.0% 28,448 28,450
60% 59.5% 24,384 24,175
50% 48.8% 20,320 19,822
40% 40.3% 16,256 16,397
30% 29.3% 12,192 11,919
20% 20.0% 8,128 8,113
10% 9.7% 4,064 3,929
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 2,939,926 2,045
Payment 2,939,926
Order Status 293,993
Delivery 293,992
Stock Level 293,993
Customer Report 2,939,926
Calibration 2 New Order 2,955,986 2,046
Payment 2,955,985
Order Status 295,599
Delivery 295,598
Stock Level 295,599
Customer Report 2,955,986
Calibration 3 New Order 2,955,274 2,046
Payment 2,955,277
Order Status 295,528
Delivery 295,528
Stock Level 295,527
Customer Report 2,955,277
100% 99.1% New Order 2,928,800 2,046
Payment 2,928,802
Order Status 292,880
Delivery 292,880
Stock Level 292,880
Customer Report 2,928,802
90% 87.8% New Order 2,595,661 2,046
Payment 2,595,662
Order Status 259,566
Delivery 259,565
Stock Level 259,566
Customer Report 2,595,662
80% 80.6% New Order 2,382,216 2,046
Payment 2,382,219
Order Status 238,221
Delivery 238,222
Stock Level 238,221
Customer Report 2,382,218
70% 70.0% New Order 2,069,073 2,046
Payment 2,069,073
Order Status 206,907
Delivery 206,907
Stock Level 206,906
Customer Report 2,069,074
60% 59.5% New Order 1,758,184 2,046
Payment 1,758,180
Order Status 175,818
Delivery 175,819
Stock Level 175,818
Customer Report 1,758,181
50% 48.8% New Order 1,441,571 2,045
Payment 1,441,569
Order Status 144,157
Delivery 144,157
Stock Level 144,157
Customer Report 1,441,569
40% 40.3% New Order 1,192,539 2,046
Payment 1,192,538
Order Status 119,254
Delivery 119,253
Stock Level 119,254
Customer Report 1,192,539
30% 29.3% New Order 866,824 2,046
Payment 866,823
Order Status 86,683
Delivery 86,682
Stock Level 86,682
Customer Report 866,823
20% 20.0% New Order 590,030 2,046
Payment 590,029
Order Status 59,003
Delivery 59,004
Stock Level 59,002
Customer Report 590,029
10% 9.7% New Order 285,757 2,046
Payment 285,759
Order Status 28,576
Delivery 28,575
Stock Level 28,577
Customer Report 285,756
Active Idle New Order 0 2,046
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0