Make sure to also adjust your min_size. Having those be the same number can cause issues if and when you lose an osd from your cluster.
Like Wido said, you can change the size of a replica pool at any time, it will just cause a lot of data to move. Sent from my iPhone > On Oct 23, 2016, at 4:30 AM, Wido den Hollander <[email protected]> wrote: > > >> Op 23 oktober 2016 om 10:04 schreef Sebastian Köhler <[email protected]>: >> >> >> Hello, >> >> is it possible to reduce the replica count of a pool that already >> contains data? If it is possible how much load will a change in the >> replica size cause? I am guessing it will do a rebalance. >> > > Yes, just change the 'size' parameter of the pool. Data will rebalance indeed > if you increase the number. > > Wido > >> Thanks >> >> Sebastian >> >> ________________________________ [cid:[email protected]]<https://storagecraft.com> David Turner | Cloud Operations Engineer | StorageCraft Technology Corporation<https://storagecraft.com> 380 Data Drive Suite 300 | Draper | Utah | 84020 Office: 801.871.2760 | Mobile: 385.224.2943 ________________________________ If you are not the intended recipient of this message or received it erroneously, please notify the sender and delete it, together with any attachments, and be advised that any dissemination or copying of this message is prohibited. ________________________________ _______________________________________________ >> ceph-users mailing list >> [email protected] >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > _______________________________________________ > ceph-users mailing list > [email protected] > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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