[PVE-User] Shared storage on NAS speed - LVM(over iSCSI) vs NFS

[Michael Rasmussen]

On Wed, 19 Jul 2017 15:10:22 +0300
Mikhail <m at plus-plus.su> wrote:

> Here's what I can see now:
> 
> 1) fdisk output for one of disks in array:
> # fdisk -l /dev/sda
> 
> Disk /dev/sda: 3.7 TiB, 4000787030016 bytes, 7814037168 sectors
> Units: sectors of 1 * 512 = 512 bytes
> Sector size (logical/physical): 512 bytes / 4096 bytes
> I/O size (minimum/optimal): 4096 bytes / 4096 bytes
> Disklabel type: gpt
> Disk identifier: 482FED1A-9CD0-4AEF-ACFC-D981C9916FE2
> 
> Device       Start        End    Sectors  Size Type
> /dev/sda1     2048    1953791    1951744  953M Linux filesystem
> /dev/sda2  1953792 7814035455 7812081664  3.7T Linux RAID
> 
> 2) MDADM array details:
> 
> # mdadm --detail /dev/md0
> /dev/md0:
>         Version : 1.2
>   Creation Time : Fri Mar 18 18:27:06 2016
>      Raid Level : raid10
>      Array Size : 7811819520 (7449.93 GiB 7999.30 GB)
>   Used Dev Size : 3905909760 (3724.97 GiB 3999.65 GB)
>    Raid Devices : 4
>   Total Devices : 4
>     Persistence : Superblock is persistent
> 
>   Intent Bitmap : Internal
> 
>     Update Time : Wed Jul 19 14:58:57 2017
>           State : active, checking
>  Active Devices : 4
> Working Devices : 4
>  Failed Devices : 0
>   Spare Devices : 0
> 
>          Layout : near=2
>      Chunk Size : 512K
> 
Try do read here:
http://dennisfleurbaaij.blogspot.dk/2013/01/setting-up-linux-mdadm-raid-array-with.html

-- 
Hilsen/Regards
Michael Rasmussen

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