Re: (Ceph Octopus) Repairing a neglected Ceph cluster - Degraded Data Reduncancy, all PGs degraded, undersized, not scrubbed in time

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Hi,

Am 11.11.20 um 11:20 schrieb Hans van den Bogert:
> Hoping to learn from this myself, why will the current setup never work?

There are only 4 OSDs in the cluster, with a mix of HDD and SSD.
And they try to use erasure coding on that small setup.

Erasure coding starts to work with at least 7 to 10 nodes and a
corresponding number of OSDs.

This cluster is too small to do any amount of "real" work.

Regards
-- 
Robert Sander
Heinlein Support GmbH
Schwedter Str. 8/9b, 10119 Berlin

http://www.heinlein-support.de

Tel: 030 / 405051-43
Fax: 030 / 405051-19

Zwangsangaben lt. §35a GmbHG:
HRB 93818 B / Amtsgericht Berlin-Charlottenburg,
Geschäftsführer: Peer Heinlein -- Sitz: Berlin

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