[ceph-users] set pg_num on pools with different size

2018-03-08 Thread Nagy Ákos
Hi, we have a ceph cluster with 3 cluster nodes and 20 OSD's, with 6-7-7 2 TB HDD/s per node. In long term we want to use 7-9 pools, and for 20 OSD and 8 pools I calculate that the ideal pg_num was 250 (20 * 100 / 8). In this case normally each OSD store 100 pg's, that is the recommanded. I

[ceph-users] set pg_num on pools with different size

2018-01-30 Thread Nagy Ákos
Hi, we have a ceph cluster with 3 cluster nodes and 20 OSD's, with 6-7-7 2 TB HDD/s per node. In long term we want to use 7-9 pools, and for 20 OSD and 8 pools I calculate that the ideal pg_num was 250 (20 * 100 / 8). In this case normally each OSD store 100 pg's, that is the recommanded. I