Re: Full FLash NVME Cluster recommendation

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In order to get optimal performance out of NVMe, you will want very
fast cores, and you will probably have to split each NVMe card into
2-4 OSD partitions in order to throw enough cores at it.

On Fri, Nov 15, 2019 at 10:24 AM Yoann Moulin <yoann.moulin@xxxxxxx> wrote:
>
> Hello,
>
> I'm going to deploy a new cluster soon based on 6.4TB NVME PCI-E Cards, I will have only 1 NVME card per node and 38 nodes.
>
> The use case is to offer cephfs volumes for a k8s platform, I plan to use an EC-POOL 8+3 for the cephfs_data pool.
>
> Do you have recommendations for the setup or mistakes to avoid? I use ceph-ansible to deploy all myclusters.
>
> Best regards,
>
> --
> Yoann Moulin
> EPFL IC-IT
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