As the doc
http://ceph.com/docs/master/rados/operations/placement-groups/
I get this formula:
(OSDs * 100)
Total PGs = ------------
Replicas
In my ceph cluster have 1 pool, 5 osds,2 replicas, so I have set pg_num
to 250.
one day , i ned to add a pool(2 pools), what number shoud i set the
pg_num?
another question, if i set the pg_num as 1024, it will be get slow
request?
Thanks for help.
--
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