链接地址:
https://ceph.io/rados/new-in-nautilus-pg-merging-and-autotuning/
[root@controller ~]# ceph osd pool autoscale-status Error ENOTSUP: Module 'pg_autoscaler' is not enabled (required by command 'osd pool autoscale-status'): use `ceph mgr module enable pg_autoscaler` to enable it
使能pg_autoscaler:
ceph mgr module enable pg_autoscaler
查看PG自动伸缩状态:
设置PG自动伸缩:(ceph osd pool set pool_name pg_autoscale_mode on)
设置目标ratio:
ceph osd pool set volumes target_size_ratio .8
查看是否开启: