VM failed to start with error "Input/Output error" on KVM
Issue
- VM failed to start with below error:
Error starting domain: cannot read header '/dev/IXXxxXXcKVMxcdd3_StoragePool/IxxXXxxxx_App': Input/output error
LV snapshot
which is used as VM disk is 100% full and marked as Invalid.
Environment
- Red Hat Enterprise Linux 6.4
- KVM
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