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hosts fail cephadm check ceph分布式存告警
health: HEALTH_WARN 1 hosts fail cephadm check CEPHADM_HOST_CHECK_FAILED: 1 hosts fail cephadm check # ceph health detail HEALTH_WARN 1 hosts fail cephadm check [WRN] CEPHADM_HOST_CHECK_FAILED: 1 hosts fail cephadm check host gm268-1 failed check: Failed to connect to gm268-1 (gm268-1). Please make sure that the host is reachable and accepts connections using the cephadm SSH key To add the cephadm SSH key to the host: > ceph cephadm get-pub-key > ~/ceph.pub > ssh-copy-id -f -i ~/ceph.pub root@gm268-1 To check that the host is reachable: > ceph cephadm get-ssh-config > ssh_co ...
ceph 分布式存储 set-full-ratio 设置参数不能大于0.97
强烈建议不要将 [/backcolor]set-full-ratio 设置为大于 0.97。将此参数设置为更高的值会使恢复过程变得更加困难。因此,您可能根本无法恢复完整的 OSD。[/backcolor] [/backcolor] [root@g268-5 ~]# ceph osd set-full-ratio 0.95 osd set-full-ratio 0.95 [root@g268-5 ~]# ceph osd dump | grep -i full full_ratio 0.95 backfillfull_ratio 0.9 nearfull_ratio 0.85 [/backcolor]
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