root@freenas:~ # smartctl -a /dev/nvme0 smartctl 6.6 2017-11-05 r4594 [FreeBSD 11.2-STABLE amd64] (local build) Copyright (C) 2002-17, Bruce Allen, Christian Franke, www.smartmontools.org === START OF INFORMATION SECTION === Model Number: INTEL SSDPED1D280GA Serial Number: PHMB74220077280CGN Firmware Version: E2010325 PCI Vendor/Subsystem ID: 0x8086 IEEE OUI Identifier: 0x5cd2e4 Controller ID: 0 Number of Namespaces: 1 Namespace 1 Size/Capacity: 280,065,171,456 [280 GB] Namespace 1 Formatted LBA Size: 512 Local Time is: Tue Apr 13 18:40:20 2021 CDT Firmware Updates (0x02): 1 Slot Optional Admin Commands (0x0007): Security Format Frmw_DL Optional NVM Commands (0x0006): Wr_Unc DS_Mngmt Maximum Data Transfer Size: 32 Pages Supported Power States St Op Max Active Idle RL RT WL WT Ent_Lat Ex_Lat 0 + 18.00W - - 0 0 0 0 0 0 Supported LBA Sizes (NSID 0x1) Id Fmt Data Metadt Rel_Perf 0 + 512 0 2 === START OF SMART DATA SECTION === SMART overall-health self-assessment test result: PASSED SMART/Health Information (NVMe Log 0x02, NSID 0xffffffff) Critical Warning: 0x00 Temperature: 47 Celsius Available Spare: 100% Available Spare Threshold: 0% Percentage Used: 0% Data Units Read: 211,159,156 [108 TB] Data Units Written: 968,189,906 [495 TB] Host Read Commands: 1,114,155,583 Host Write Commands: 13,794,603,429 Controller Busy Time: 5,308 Power Cycles: 797 Power On Hours: 20,931 Unsafe Shutdowns: 177 Media and Data Integrity Errors: 0 Error Information Log Entries: 0 Error Information (NVMe Log 0x01, max 64 entries) No Errors Logged
The 900P 280GB can write at 2TB\s the P4510 2TB can write at 2TB\s
Second place*specwise P4800X is the king for what is readily available to us homelabbers. I think STH even has a SLOG comparison with the 4800x in it - just too lazy to search for it at the moment.
I always wondered whether NVDimms(-n, not p) do work with Epyc...* Not considering technologies that work only with vendor X cpus
I saw somewhere in the spec/data sheets for zen2 epycs that they support nvdimm-n, but require platform implementation (ex mainboard & bios support)I always wondered whether NVDimms(-n, not p) do work with Epyc...