** WARNING: Using the XFS filesystem is strongly recommended with the WiredTiger storage engine 卸载分区 umount /mnt/mongo 格式化为xfs(会丢失所有数据) mkfs.xfs /dev/mapper/vg1-lvMongo -f 修改fstab,类型修改为xfs vim /etc/fstab change ext4 to xfs 自动挂载 mount -a