HW Setup
CPU: Intel Core Ultra 9 285H
RAM: 96GB DDR5 5600
DISK: WD_BLACK SN850X 8TB (Gen4x4 inserted in Gen4x4 slot)
OS: Ubuntu 24.04 LTS
Disk LBA (bytes):default ext4
| Sequental | Random | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Read (MiB/s) | Write (MiB/s) | Read (MiB/s) | Write (MiB/s) | ||||||
| device | disk type | bs = 1M | bs = 4K | bs = 1M | bs = 4K | bs = 1M | bs = 4K | bs = 1M | bs = 4K |
| U285H | 1xNVMe | 4014 | 187 | 4063 | 241 | 1832 | 94 | 3992 | 243 |
Table for comparison with other Servers
| Sequental | Random | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Read (MiB/s) | Write (MiB/s) | Read (MiB/s) | Write (MiB/s) | ||||||
| device | disk type | bs = 1M | bs = 4K | bs = 1M | bs = 4K | bs = 1M | bs = 4K | bs = 1M | bs = 4K |
| R100N | 1xNVMe | 1302 | 123 | 1047 | 104 | 1211 | 49.1 | 1056 | 103 |
| R100S | 1xSSD | 405 | 57.4 | 347 | 49.9 | 321 | 20.0 | 341 | 48.5 |
| N200N | 1xNVMe | 1293 | 89.9 | 1212 | 202 | 1255 | 74.0 | 1152 | 193 |
| I1071N | 1xNVMe | 2720 | 278 | 2691 | 280 | 2462 | 75.0 | 2414 | 216 |
| I1355N | 1xNVMe | 1756 | 289 | 16.0 | 2.5 | 1348 | 57.4 | 15.9 | 2.6 |
| U185H | 1xNVMe | 4521 | 243 | 4104 | 375 | 1858 | 127 | 4205 | 376 |
| DS220+ | 2xHDD | 179 | 62.7 | 168 | 20.9 | 182 | 61.5 | 169 | 9.6 |
For disk performance comparison, the next systems were used:
| code | Hardware | Disk | space used,% | Power On, hours | Life Time Remain, % |
|---|---|---|---|---|---|
| R100N | Intel N100, 16GB DDR4, Ubuntu 24.04, CasaOS, ext4 | Movespeed YSSDHB-4TN7000 4TB NVMe | 8 | 4822 | 100 |
| R100S | Intel N100, 16GB DDR4, Ubuntu 24.04, CasaOS, ext4 | Transcend SSD230S 4 TB SATA SSD | 49 | 1522 | 100 |
| N200N | Intel N200, 32GB DDR5, Ubuntu 24.04, ext4 | Fanxiang S500PRO 2TB | 97 | 8343 | 100 |
| I1071N | Intel Core i7-10710U, 64GB DDR4, Ubuntu 24.0 | Lexar SSD ARES 4TB | 74 | 12238 | 99 |
| I1355N | Intel Core i7-1355U (15W), 96GB DDR5, Ubuntu 24.04 | XPG GAMMIX S70 BLADE 8TB | 85 | 6823 | 100 |
| DS220+ | Synology DS220+, J4025, 2GB, RAID1 | WD Gold Enterprise Class 18 TB 7200 RPM(2 in RAID1) | 77 | 37877 | N/A |
| U185H | Intel Core Ultra 9 185H, 64GB DDR5, Ubuntu 24.04, ext4 | WD_BLACK SN850X 8000GB | 0 | 67 | 100 |
| U285H | Intel Core Ultra 9 285H, 96GB DDR5, Ubuntu 24.04, ext4 | WD_BLACK SN850X 8000GB | 2 | 1070 | 100 |
1 Year is 8766 hours (37877 hours = 4.3 Years)
Commands used to test disk speed
cd /mnt/pool/shared/user # each command executed 3 times # 1M fio --ioengine=libaio --direct=1 --name=test --filename=test0 --bs=1M --size=4G --readwrite=write --ramp_time=4 # Col 3 fio --ioengine=libaio --direct=1 --name=test --filename=test0 --bs=1M --size=4G --readwrite=read --ramp_time=4 # Col 1 fio --randrepeat=1 --ioengine=libaio --direct=1 --name=test1 --filename=test2 --bs=1M --size=4G --readwrite=randwrite --ramp_time=4 # Col 7 fio --randrepeat=1 --ioengine=libaio --direct=1 --name=test1 --filename=test2 --bs=1M --size=4G --readwrite=randread --ramp_time=4 # Col 5 # 4K fio --ioengine=libaio --direct=1 --name=test --filename=test0 --bs=4K --size=4G --readwrite=write --ramp_time=4 # Col 4 fio --ioengine=libaio --direct=1 --name=test --filename=test0 --bs=4K --size=4G --readwrite=read --ramp_time=4 # Col 2 fio --randrepeat=1 --ioengine=libaio --direct=1 --name=test1 --filename=test2 --bs=4k --size=4G --readwrite=randwrite --ramp_time=4 # Col 8 fio --randrepeat=1 --ioengine=libaio --direct=1 --name=test1 --filename=test2 --bs=4k --size=4G --readwrite=randread --ramp_time=4 # Col 6
smartctl
root@server7:~# smartctl -a /dev/nvme0 smartctl 7.4 2023-08-01 r5530 [x86_64-linux-6.14.0-36-generic] (local build) Copyright (C) 2002-23, Bruce Allen, Christian Franke, www.smartmontools.org === START OF INFORMATION SECTION === Model Number: WD_BLACK SN850X 8000GB Serial Number: 25049N4A0901 Firmware Version: 638211WD PCI Vendor/Subsystem ID: 0x15b7 IEEE OUI Identifier: 0x001b44 Total NVM Capacity: 8,001,563,222,016 [8.00 TB] Unallocated NVM Capacity: 0 Controller ID: 1 NVMe Version: 2.0 Number of Namespaces: 1 Namespace 1 Size/Capacity: 8,001,563,222,016 [8.00 TB] Namespace 1 Formatted LBA Size: 512 Namespace 1 IEEE EUI-64: 001b44 4a41320041 Local Time is: Sat Dec 6 11:06:41 2025 UTC Firmware Updates (0x14): 2 Slots, no Reset required Optional Admin Commands (0x0017): Security Format Frmw_DL Self_Test Optional NVM Commands (0x00df): Comp Wr_Unc DS_Mngmt Wr_Zero Sav/Sel_Feat Timestmp Verify Log Page Attributes (0x3e): Cmd_Eff_Lg Ext_Get_Lg Telmtry_Lg Pers_Ev_Lg Log0_FISE_MI Maximum Data Transfer Size: 128 Pages Warning Comp. Temp. Threshold: 90 Celsius Critical Comp. Temp. Threshold: 94 Celsius Namespace 1 Features (0x92): NA_Fields NP_Fields *Other* Supported Power States St Op Max Active Idle RL RT WL WT Ent_Lat Ex_Lat 0 + 8.25W 8.25W - 0 0 0 0 0 0 1 + 4.00W 4.00W - 0 0 0 0 0 0 2 + 3.40W 3.40W - 0 0 0 0 0 0 3 - 0.0300W - - 3 3 3 3 5000 11000 4 - 0.0035W - - 4 4 4 4 6000 52000 Supported LBA Sizes (NSID 0x1) Id Fmt Data Metadt Rel_Perf 0 + 512 0 2 1 - 4096 0 1 === START OF SMART DATA SECTION === SMART overall-health self-assessment test result: PASSED SMART/Health Information (NVMe Log 0x02) Critical Warning: 0x00 Temperature: 46 Celsius Available Spare: 100% Available Spare Threshold: 10% Percentage Used: 0% Data Units Read: 8,475,540 [4.33 TB] Data Units Written: 5,627,135 [2.88 TB] Host Read Commands: 91,983,179 Host Write Commands: 49,376,888 Controller Busy Time: 46 Power Cycles: 71 Power On Hours: 1,070 Unsafe Shutdowns: 31 Media and Data Integrity Errors: 0 Error Information Log Entries: 0 Warning Comp. Temperature Time: 0 Critical Comp. Temperature Time: 0 Temperature Sensor 1: 57 Celsius Temperature Sensor 2: 41 Celsius Temperature Sensor 3: 40 Celsius Error Information (NVMe Log 0x01, 16 of 256 entries) No Errors Logged Self-test Log (NVMe Log 0x06) Self-test status: Extended self-test in progress (1% completed) Num Test_Description Status Power_on_Hours Failing_LBA NSID Seg SCT Code 0 Short Completed without error 42 - - - - -
