前两天刚做好的KVM虚拟机镜像，过了周末两天，重新导入发现报错，捏了一把汗，后来网上查找方法，试过可行
错误：
Internal error xfs XFS_WANT_CORRUPTED_GOTO at line 1662 of file fs/xfs/libxfs/xfs_alloc.c Caller xfs_free_extent+0x130 [xfs]
Internal error xfs_trans_cancel at line 990 of file fs/xfs/xfs_trans.c.Caller xlog_recover_process_efi +0x16b/0x190 [xfs]
Corruption of in-memory data detected. Shutting down filesystem
Please umount the filesystem and rectify the problem(s)
Failed to recover EFIs
Generating “/run/initramfs/rdsosreport.txt”
修复步骤：
1、xfs_repair -L /dev/mapper/centos-root
2、init 6
重启进入正常
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