hi: I hava a openstack cluster with a ceph cluster ，use rbd，ceph cluster use ssd pool tier.
some vm on openstack sometimes crashed in two case . 1. become readonly filesystem. after reboot ,it work fine again. 2. IO errors . I must repair the file system by fsck. thenreboot , it work fine again. I do not know if this is ceph bugs or kvm bugs. I need some ideas to resolv this , Anyone can help me ? Look forward to your reply
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