Re: [Linux-NTFS-Dev] Question on data attribs

[Deepak G. <mai...@gm...>]

Thanks  Anton for the the clarification!!!

Regards
Deepak Gupta

On Tue, Dec 8, 2009 at 6:32 AM, Anton Altaparmakov <ai...@ca...> wrote:

> Hi,
>
> On 7 Dec 2009, at 11:56, Deepak Gupta wrote:
> > I am new to the list and my question is related NTFS (and not to linux
> NTFS code base).
> > Please forgive me if these questions are not entertained on this list.
> >
> > My question is related to the data attribute.
> >
> > Let's say I have a file with small size (more than 4 KB, so it would be
> non resident) and hence it's dataruns will be specified in $DATA attrib.
> > Over a period of time file grew exponentially and FS itself was already
> fragmented in a way that each new cluster allocation were not continuous.
> > Hence $DATA will contain significant amount of data runs.
> > I was wondering what would happen if all the runs will not fit into that
> MFT.
> >
> > Will FS keep that $DATA and make a $ATTRIBUTE_LIST to point to  new inode
> in MFT table and this inode will contain one more $DATA attribute?
> >
> > Bottom line is
> > Is it possible for a file to have more than one $DATA attribute?
>
> Yes that is exactly what happens.  You described it perfectly.
>
> Best regards,
>
>        Anton
> --
> Anton Altaparmakov <aia21 at cam.ac.uk> (replace at with @)
> Unix Support, Computing Service, University of Cambridge, CB2 3QH, UK
> Linux NTFS maintainer, http://www.linux-ntfs.org/
>
>