Re: migrate ceph-disk to ceph-volume fails with dmcrypt

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Hi,

thats a bad news.

round about 5000 OSDs are affected from this issue. It's not realy a
solution to redeploy this OSDs.

Is it possible to migrate the local keys to the monitors?
I see that the OSDs with the "lockbox feature" has only one key for
data and journal partition and the older OSDs have individual keys for
journal and data. Might this be a problem?

And a other question.
Is it a good idea to mix ceph-disk and ceph-volume managed OSDSs on one
host?
So I could only migrate newer OSDs to ceph-volume and deploy new
ones (after disk replacements) with ceph-volume until hopefuly there is
a solution.

Regards
Manuel


On Tue, 22 Jan 2019 07:44:02 -0500
Alfredo Deza <adeza@xxxxxxxxxx> wrote:


> This is one case we didn't anticipate :/ We supported the wonky
> lockbox setup and thought we wouldn't need to go further back,
> although we did add support for both
> plain and luks keys.
> 
> Looking through the code, it is very tightly couple to
> storing/retrieving keys from the monitors, and I don't know what
> workarounds might be possible here other than throwing away the OSD
> and deploying a new one (I take it this is not an option for you at
> all)
> 
> 
Manuel Lausch

Systemadministrator
Storage Services

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