On 10/12/21 07:21, Szabo, Istvan (Agoda) wrote:
Hi,
377TiB is the total cluster size, data pool 4:2 ec, stored 66TiB, how can be the data pool on 60% used??!!
Space amplification? It depends on, among others (like object size), the
min_alloc size you use for the OSDs. See this thread [1], and this
spreadsheet [2].
Gr. Stefan
[1]:
https://lists.ceph.io/hyperkitty/list/dev@xxxxxxx/thread/NIVVTSR2YW22VELM4BW4S6NQUCS3T4XW/
[2]:
https://docs.google.com/spreadsheets/d/1rpGfScgG-GLoIGMJWDixEkqs-On9w8nAUToPQjN8bDI/edit#gid=358760253
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