[Gluster-users] Tiering dropped ?

[Amar Tumballi]

On Wed, Sep 4, 2019 at 1:18 AM Carl Sirotic <csirotic at gmail.com> wrote:

> So,
>
> I am running 4.1.x and I started to use tiering.
>
> I ran in a load of problem where my email server would get kernel
> panick, starting 12 hours after the change.
>
> I am in the process of detaching the tier.
>
> I saw that in version 6, tier feature was completely removed.
>
> I am under the impression there was some bugs.
>
>
That is -almost- correct. It is also true that there were issues in making
it actually better performant, and someone to take care of it full time.


>
> Is LVM Cache suposed to be a viable solution for nvme/ssd caching for
> sharded volume ?
>
>
What we saw is dm-cache (ie, lvm cache) has actually performed better.
Recommend you to try that for checking performance in your workload.

-Amar


>
> Carl
>
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