Messages in this thread | | | Date | Sat, 8 Nov 2003 17:02:33 +0200 (MET DST) | From | Szakacsits Szabolcs <> | Subject | Re: undo an mke2fs !! |
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On Fri, 7 Nov 2003, Andrew Pimlott wrote: > On Fri, Nov 07, 2003 at 06:35:03AM +0200, Szakacsits Szabolcs wrote: > > > > http://linux-ntfs.sourceforge.net/man/ntfsclone.html > > > > It clones either all used data or only metadata to a mountable image at the > > sector level (so it's much more efficient than dd if disk is far away to be > > full). > > Can it avoid seeking all over the place when copying the data? This
First it validates the block allocation bitmap then uses it. So seeks are minimized and it indeed gave performance improvement:
http://marc.theaimsgroup.com/?l=linux-ntfs-dev&m=105032147728258&w=2
> would be really cool for fast backups and getting data off a dying disk.
For disks with bad sectors, etc I always recommended 'dd noerror ...' but yes, there are cases when it's safe thus it make sense to support this as well - added to TODO list. Cheers,
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