This is the "scorched earth" approach. It clears the log even if it’s corrupt, which can lead to data loss
She took a deep breath. "Time to clean the log." xfs-repair centos 7
You will need xfs_repair in scenarios such as: This is the "scorched earth" approach
The -L flag forces the log to be zeroed. This means and any uncommitted transactions. in many CentOS 7 boot-failure scenarios
Using -L can result in stale file handles, incomplete writes, or data loss. It should be a last resort before reformatting. However, in many CentOS 7 boot-failure scenarios, it is the only way to restore filesystem metadata.
Prevention is better than recovery: