Increased number of PGs in multiple pools in a production cluster on 12.2.2 recently - zero issues. CEPH claims that increasing pg_num and pgp_num are safe operations, which are essential for it's ability to scale, and this sounds pretty reasonable to me. [1]
[1] https://www.sebastien-han.fr/blog/2013/03/12/ceph- change-pg-number-on-the-fly/ 2018-01-02 18:21 GMT+03:00 Karun Josy <karunjo...@gmail.com>: > Hi, > > Initial PG count was not properly planned while setting up the cluster, > so now there are only less than 50 PGs per OSDs. > > What are the best practises to increase PG number of a pool ? > We have replicated pools as well as EC pools. > > Or is it better to create a new pool with higher PG numbers? > > > Karun > > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >
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