How to resolve the issue of “dracut” appearing during the startup of Centos7?

If you encounter a dracut error during CentOS 7 startup, you can try the following solutions:

1. Check for hardware issues: make sure that the hardware devices are not malfunctioning or having connection problems. You can try unplugging and re-plugging the hardware devices, and ensure that all connections are correct.
2. Check the file system: Boot your computer using a Live CD or installation disc, and examine the file system of CentOS 7. You can use file system checking tools like fsck to repair any file system errors.
3. Repairing the boot configuration: Try reconfiguring the boot settings. You can use the GRUB Boot Editor to edit the boot configuration and load the correct kernel and initramfs files at startup.
4. Check drivers: If CentOS 7 is installed on new hardware, it may be necessary to update or add the appropriate drivers. You can try loading the proper drivers using command line options at boot time.
5. Restore Backup: If you have a recent system backup, you can try restoring it to bring the system back to normal functioning.

If none of the above methods can solve the issue, it is suggested to check the error messages from dracut for more detailed information, search online for solutions based on the error messages. If the problem persists, it may be necessary to reinstall CentOS 7 or seek professional technical support.