xfs_repair @ boot

[Bruno Wolff III]

On Fri, May 02, 2008 at 13:40:27 -0500,
  Renich Bon Ciric <renich at woralelandia.com> wrote:
> 
> Anyway, what do you mean by "barriers"?

There is a write barriers funcvtion supported by various block devices and
file systems. It allows you to guaranty that some data has made it to
permanent storage before writing other data. When used with journaling
file systems, you should get constistant data when rebooting after a crash.