Thanks Strahil !

More questions may follow.

Thanks Again For Your Help !

On Wed, Oct 14, 2020 at 12:29 AM Strahil Nikolov <hunter86...@yahoo.com>
wrote:

> Imagine you got a host with 60 Spinning Disks -> I would recommend you to
> split it to 10/12 disk groups and these groups will represent several
> bricks (6/5).
>
> Keep in mind that when you start using many (some articles state hundreds
> , but no exact number was given) bricks , you should consider brick
> multiplexing (cluster.brick-multiplex).
>
> So, you can use as many bricks you want , but each brick requires cpu time
> (separate thread) , tcp port number and memory.
>
> In my setup I use multiple bricks in order to spread the load via LACP
> over several small (1GBE) NICs.
>
>
> The only "limitation" is to have your data on separate hosts , so when you
> create the volume it is extremely advisable that you follow this model:
>
> hostA:/path/to/brick
> hostB:/path/to/brick
> hostC:/path/to/brick
> hostA:/path/to/brick2
> hostB:/path/to/brick2
> hostC:/path/to/brick2
>
> In JBOD mode, Red Hat support only 'replica 3' volumes - just to keep that
> in mind.
>
> From my perspective , JBOD is suitable for NVMEs/SSDs while spinning disks
> should be in a raid of some type (maybe RAID10 for perf).
>
>
> Best Regards,
> Strahil Nikolov
>
>
>
>
>
>
> В сряда, 14 октомври 2020 г., 06:34:17 Гринуич+3, C Williams <
> cwilliams3...@gmail.com> написа:
>
>
>
>
>
> Hello,
>
> I am getting some questions from others on my team.
>
> I have some hosts that could provide up to 6 JBOD disks for oVirt data
> (not arbiter) bricks
>
> Would this be workable / advisable ?  I'm under the impression there
> should not be more than 1 data brick per HCI host .
>
> Please correct me if I'm wrong.
>
> Thank You For Your Help !
>
>
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