Hello,
you can buy Arista 7050QX-32S are 40G Switches. They come for around
500-700€ each and can be stacked using MLAG. They work great.
If you like to spend more money, 7060QX-32S are 100G Switches
available for around 1500€.
--
Martin Verges
Managing director
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Am Mo., 15. Feb. 2021 um 12:16 Uhr schrieb mj <lists(a)merit.unu.edu>du>:
>
> Hi,
>
> Hapy to report that we recently upgraded our three-host 24 OSD cluster
> from HDD filestore to SSD BlueStore. After a few months of use, their
> WEAR is still at 1%, and the cluster performance ("rados bench" etc) has
> dramatically improved. So all in all: yes, we're happy Samsung PM883
> ceph users. :-)
>
> We currently have a "meshed" ceph setup, with the three hosts connected
> directly to each other over 10G ethernet, as described here:
>
>
https://pve.proxmox.com/wiki/Full_Mesh_Network_for_Ceph_Server#Method_2_.28…
>
> As we would like to be able to add more storage hosts, we need to loose
> the meshed network setup.
>
> My idea is to add two stacked 10G ethernet switches to the setup, so we
> can start using lacp bonded networking over two physical switches.
>
> Looking around, we can get refurb Cisco Small Business 550X for around
> 1300 euro. We also noticed that mikrotik and TP-Link have some even
> nicer-priced 10G switches, but those all lack bonding. :-(
>
> Therfore I'm asking here: anyone here with suggestions on what to look
> at, for nice-priced 10G stackable switches..?
>
> We would like to continue using ethernet, as we use that everywhere, and
> also performance-wise we're happy with what we currently have.
>
> Last december I wrote to mikrotik support, asking if they will support
> stacking / LACP any time soon, and their answer was: probably 2nd half
> of 2021.
>
> So, anyone here with interesting insights to share for ceph 10G ethernet
> storage networking?
>
> Thanks,
> MJ
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