Re: how to sync / commit data to disk?

Nathan Scott
2007-01-23T22:26:37Z

On Tue, 2007-01-23 at 08:50 -0800, Chris Wedgwood wrote:
> On Tue, Jan 23, 2007 at 04:16:59PM +0100, Peter Gervai wrote:
>
> > This problem seem to have arisen in grub bootloader under Debian
> > linux (and most probably everywhere else): it must be sure that the
> > copied files are there, and can be addressed by C/H/S and modified
> > there, at the given sector address.
>
> grub is broken
>
> this comes up all the time, there are various work-arounds but it
> doesn't change the fact that GRUB IS BROKEN
>
> it would be nice if someone would just address it from that end
>
> > xfs_freeze -f
> > sync
> > xfs_freeze -u
>
> sync before freeze (actually, I'm not sure a sync there is necessary
> but it can't hurt)

Its not necessary (would be a bug if so).

FWIW, this hack can be better achieved in a filesystem independent way
by doing a remount,ro ... remount,rw instead of freeze/thaw.

cheers.

--
Nathan