[Gluster-users] [EXT] Re: [Glusterusers] Arbiter node in slow network

WK wkmail at bneit.com
Wed Jan 4 23:11:32 UTC 2023


sorry for the late reply.

We use exactly that setup

10G - 10G - 1G (arbiter on a little desktop box)

All drives are SSDs

Because the arbiter only sees the metadata , 1GB is more than enough

On a VM host cluster the charts the peak activity for the arbiter rarely 
exceeds a couple Mb/s during normal ops and even when healing after host 
maintenance its less than 100Mb/s

-wk

On 12/31/2022 12:43 AM, Alan Orth wrote:
> Hi Filipe,
>
> I think it would probably be fine. The Red Hat Storage docs list the 
> important thing being /5ms latency/, not link speed:
>
> https://access.redhat.com/documentation/en-us/red_hat_gluster_storage/3.5/html/administration_guide/creating_arbitrated_replicated_volumes
>
> I haven't used an arbiter configuration yet (still stuck on distribute 
> + replicate, not sure how to migrate). Let us know it goes.
>
> Regards,
>
> On Fri, Dec 2, 2022 at 6:59 PM Filipe Alvarez 
> <filipealvarez at gmail.com> wrote:
>
>     Hi glusters,
>
>     I'm close to deploy my first GlusterFS replica 3 arbiter 1 volume.
>
>     Below I will describe my hardware / plans:
>
>     Node1: two bricks, 2 x raid0 arrays 40gbe network
>     Node2: two bricks, 2 x raid0 arrays 40gbe network
>     Node3: Arbiter 1gbe network
>
>     Between Node1 and Node2, I have a 40gbe network.
>
>     But the arbiter has 1 gbe network.
>
>     The question is, can arbiter run in a slow network ? It will
>     affect the general performance of volume?
>
>     Thank you
>
>
>     ________
>
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>
> -- 
> Alan Orth
> alan.orth at gmail.com
> https://picturingjordan.com
> https://englishbulgaria.net
> https://mjanja.ch
>
> ________
>
>
>
> Community Meeting Calendar:
>
> Schedule -
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