This table compares native 512-byte sectors to the new advanced formats:
Format | Logical Sector Size | Physical Sector Size |
512n | 512 | 512 |
512e | 512 | 4,096 |
4Kn | 4,096 | 4,096 |
Does current GA version of vSphere and VSAN support 4K Native drives?
No. 4K Native drives are not supported in current GA releases of vSphere and VSAN.
Does current GA version of vSphere and VSAN support 512e drives?
No. 512e drives are not supported with the current versions of vSphere and VSAN due to potential performance issues when using these drives.
Fujitsu:
https://www.fujitsu.com/global/Images/150807_DXS3seriesWP_E_online_05.pdf
Dell:
Larger German ISP/Assembler of Servers:
https://www.thomas-krenn.com/de/wiki/Sektorgr%C3%B6%C3%9Fen_von_Datentr%C3%A4gern
VMware:
Heise on Client Disk and Alignment
http://www.heise.de/ct/hotline/FAQ-Festplatten-mit-4K-Sektoren-1378642.html
For the Terminal Bastlers ;-)