* refs/pull/30475/head:
qa/standalone/ceph-helpers: default pg autoscale mode off for standalone
os/bluestore: fix objectstore_blackhole read-after-write
test,misc: do not specify pg_num per pool
mgr/volumes: do not specify pg_num
pybind/ceph_volume_client: do not specify pg_num for new pools
doc: remove all pg_num arguments to 'osd pool create'
mon: do not require pg_num to 'osd pool create'
common: default pg_autoscale_mode=on for new pools
Reviewed-by: xie xingguo <xie.xingguo@zte.com.cn>