Regarding tape backup

Tue Mar 14 14:17:20 UTC 2006

On Tuesday 14 March 2006 12:29 am, Paul Dwerryhouse wrote:
> On Thu, Mar 09, 2006 at 04:20:44PM +0530, Krishnaprasad wrote:
> > I have a query regarding data storage to tape . I am writing 
> > data to tape using tar utility. how can I cross check the data ie how 
> > can I verify the data...I have tried with verify option with tar 
> > command. But still problem is there... any other option is there ..pls 
> > suggest...

Another option is cpio using the "crc" format, which stores each file and a 
CRC for that file. After the backup you can run cpio with the 
"--only-verify-crc" flag and it will compare the file verses the CRC that are 
both on the tape.