You can change the pg numbers on the fly with ceph osd pool set {pool_name} pg_num {value} ceph osd pool set {pool_name} pgp_num {value} refrence: http://ceph.com/docs/master/rados/operations/pools/ From: ceph-users-bounces@xxxxxxxxxxxxxx [mailto:ceph-users-bounces@xxxxxxxxxxxxxx]
On Behalf Of Da Chun Ng According to the doc, the pg numbers should be enlarged for better read/write balance if the osd number is increased. But seems the pg number cannot be changed on the fly. It's fixed when the pool is created. Am I right? |
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