Why health warning message on near full osds appears in the ceph cluster status?
Issue
While running the ceph -s command, the following warning is returned
[root@ceph-osd001 ~]# ceph -s
...
health: HEALTH_WARN
6 nearfull osd(s)
24 pool(s) nearfull
Environment
- Red Hat Ceph Storage 4.x
- Red Hat Ceph Storage 3.x
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