Re: Re: Perfomance problem backupscript (more details and tests)

David Brown <[email protected]> wrote:

> On Thu, Oct 06, 2005 at 01:14:04PM +0200, [email protected] wrote:
>
> > The ctime-quirk seems to be dependend on the type of
> > filesystem and on the version of Linux. It has been
> > patched into the code without revising documentation.
> > It might get patched out of the code as well.
> > http://sourceforge.net/mailarchive/forum.php?thread_id=3726620&forum_id=6379 :
> > "Unfortunately, however, the change was not pushed
> >  into 2.3, and so 2.4 and now 2.6 have a ext2 rename()
> >  implementation that does not update inode ctime."
>
> Given that ctime's purpose was to allow correct incremental backups, not

The reason for the existence of st_ctime is that you need it in case that
someone set st_mtime to an old value.

Jörg

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