Hi,
We have done upgrading of our px-sg1 cluster from version 5.x to 6.x and the ceph from luminous to nubilous yesterday. Our Pool PG count is 1152, so ceph is showing health warning now. Please see the warning below,
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1 pool(s) have non-power-of-two pg_numpool 'rbd-vm' pg_num 1152 is...