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Home -> Community -> Usenet -> c.d.o.server -> Re: Verify the backup
Winnie Liu wrote:
> Hi everyone,
>
> I am not really a very UNIX person and I don't know a lot about UNIX. We are
> using 'dd' to backup our database (hot and cold backup). The reason that we
> use 'dd' command instead of 'tar' or 'cpio' is because we are using raw
> device on the AIX box (at least that is what the sys admin told me to use!
> =>) I am wondering if there is any way for me to verify the backup when we
> backup the files using 'dd' command without reading in all the files? I know
> Oracle provided something like "check sum" to verify the data block before
> the backup. But I don't really want to add any overhead on my database.
>
you should have a utility called dbverify. given a file it will scan it reporting any corrupt blocks.Note that with hot backup it's "ok" to have corrupt blocks, they will be repaired during recovery.
> Thank you in advance!
>
> Winnie Liu =>
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__ _ _ __ _ _ _ _ ___ ______________________________ (( /\\ /\\ ||) |\V/| /\\ /\\ >/ Principal Performance Engineer_))//-\\//-\\||\ |||||//-\\\\//<_ Oracle Corporation Compaq SBU
////////////////// Drop x's in email (spam) //////////////////////Received on Sun Aug 09 1998 - 05:48:05 CDT
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